« first day (804 days earlier)      last day (1344 days later) » 

12:15 AM
5
Q: How to negotiate following a diet with a reluctant significant other?

Arthur HavlicekI'm 30 and due to being very sedentary, especially with COVID, due to being on a medicine that affects hunger, I'm slightly overweight. I'm taking this very seriously as I've never been overweight before and it affects me very negatively toward my personal self-image. I have projects to do sports...

5
Q: A Gentle Connect Wall

Jeremy DoverMy last Connect Wall seemed to attract some interest from newer solvers, so I put together this puzzle to provide a gentler introduction to this puzzle type. EXPERIENCED SOLVERS: please let some of our newer contributors have a crack at this one first! As usual, a Connect Wall is a set of sixteen...

 
12:27 AM
1
Q: What is Capacitive Loading (Intuitive understanding)

NewbieI have read about capacitive loading. But what does it actually mean like intuitively? Just asked this question so as to get an intuitive answer and also know what should I understand when one says that a load is capacitive. Question 1 : When we have a capacitive load, I know that current leads v...

 
12:45 AM
2
Q: Validity of the Casey Butt Calculator

user33903Is there any validity to the Casey Butt Calculator? The calculator seems to originate from a single study of a few individuals, all ranging on the same weight, and it proposes that the average height-to-weight ratio of the men in the study is the limit. All of the men were bodybuilders, who one w...

 
12:57 AM
3
Q: Given two positive integers, its least common multiple is bounded by its product.

Celine HarumiLet $a,b\in\mathbb{N}$ be nonzero. Does $LCM(a,b)\leq ab$? I don't see how it can fail. So I believe it is correct. Can you give me any feedback?

4
Q: How to say "I'm not interested" in a polite way?

MayI'm a PhD student, sending cold emails to potential PIs for postdoc positions these days. I sent an email to this one PI that I've been interested in and asked him about the possibility of joining his lab as a postdoc, elaborating potential projects I would like to study in his lab. He replied to...

3
Q: Do STEM professors generally hold training in teaching from faculty of education or not?

user366312I have studied at 4 universities, and in 3 different programs. I always observed that STEM professors are not good at teaching. I suspect this is because they do not have degrees in pedagogy like MEd and so on. Do STEM professors generally hold training in teaching from faculty of education or no...

 
1:15 AM
1
Q: What happend to Zuko's Mother (Avatar the last airbender)

DramaLamaSo when I watched The Legend of Kora the grandaughter of Aang asked Katara what happened to the mother of Zuko wich Katara didn't get the answer because she was interrupted. I still don't know if Zuko's mother chose to go away, got killed, or maybe got forced away. I only saw the series I don't k...

 
1:27 AM
5
Q: When are atomic-orbital based (rather than plane-wave) methods appropriate in periodic DFT

Tristan MaxsonFor example, GPAW supports both plane-wave and atomic-orbital methods. I know that atomic-orbital methods can have difficulty with electrons occupying vacancies for example, but what types of systems are good or bad for orbital based methods. To be clear I would like to know what types of system...

 
1:45 AM
1
Q: Should I use a Trek Domane SL5 for touring?

KhaliddhaliI am planning for one week/ two weeks long bike touring, mostly on the road with a moderate amount of riding uphill (mainly in Japan). My weight is around 60kg. All of my touring gear won't exceed 10 Kg of weight. I am planning to buy a Trek Domane SL5 (because of its endurance characteristic). I...

 
1:57 AM
3
Q: Sample Data in Developer Sandbox

EranVI've seen a few threads on this subject, but they're pretty old. Thought I'd reach out and see if there's there were any developments on this subject. We have a highly complex data structure (500+ objects, multiple dependencies), and trying to move away from developing in a full/partial sandbox, ...

5
Q: Would it be Code legal to have an all-240V house?

Harper - Reinstate MonicaMy goal is to have a house where all loads are powered by 240V, that is fully livable in all the normal ways. And this question concerns the hard, in-house, built-in wiring; we will armwave the availability of plug-in appliances. How far can I take this enterprise? That is to say, what kind of N...

3
Q: Likelihood ratio test for mixed effects model

asdfI'm currently struggling with how to assess the type I error of a permutation test for significance of variance term in R. The idea that I want to follow is outlined below: Suppose we simulate data such that $$Y_{ij}=1+b_i+\epsilon_{ij}$$ where $b_i\sim \mathcal{N}(0, \sigma_b^2)$ and $\epsilon_{...

1
Q: Is it a bad idea to ask professors questions weeks before the class starts?

user56202I am a graduate student, and my fall classes start in a few weeks. I have already began reading the textbook for one class, and I have come across 1 or 2 things that I couldn't figure out. It's not the end of the world if I don't figure these out; for one, I can probably get an answer on math sta...

2
Q: Is there a limiting distribution if you keep taking conjugate priors within the exponential family?

mathtickI'm assuming this is pretty commonly discussed but haven't found it yet. For example, if you start with a binary (0-1 binomial), conjugate prior is beta distribution. Beta distribution has some un-named conjugate prior. You can take the conjugate prior of that. Is there anything interesting comin...

 
2:15 AM
1
Q: The function of "quo" in "Quō quisque est sollertior, hōc docet īrācundius"

d_eIn A&G on indefinite pronouns there are two sentences of a similar structure: Bonus liber melior est quisque quō mâior. (The larger a good book is, the better.) Quō quisque est sollertior, hōc docet īrācundius (The keener witted a man is, the more impatiently he teaches.) This quisque quo for...

 
2:27 AM
4
Q: Linear approximation of trigonometric function

jacky Find the approximate value of $$\cos\bigg(\frac{\pi}{5}+0.07\bigg)-\cos\bigg(\frac{\pi}{5}\bigg)$$ using linear approximation. My attempt: The tangent line approximation of $f(x)=\cos(x)$ at $\displaystyle x=\frac{\pi}{5}$ is $$f(x)\approx f\bigg(\frac{\pi}{5}\bigg)+\bigg(x-\frac{\pi}{5}\bigg)f...

2
Q: How does SFDX and org changes work for Admins?

Kyle J VI've been trying to put together a plan for using SFDX in conjunction with a CI tool like Azure DevOps. It appears to have all of the right pieces for deploying metadata to/from git and scratch orgs/sandboxes. How does a team track changes that an admin (clicks not code) makes? Is there a limit...

 
2:57 AM
3
Q: Tone Color Changed after Replacing a Piano Bass String

Libertarian Monarchist BotI have a very old piano. A few years ago, one of its bass strings broke. I removed that broken string and kept playing almost everyday for a few years. Last week my technician installed a new string made by its original producer for exactly the same type of piano, but it sounds quite differently....

 
3:27 AM
1
Q: What type of vintage semiconductor device is this? Is it an SCR?

The_Vintage_CollectorI found this circuit board from an 1980s old humidity controlled chamber. This definitely looks like a temperature regulator of some sort. It has a M logo which means made by Motorola. It has the labels E03G-3-9 and 8739. Does anyone have any info on what this part is?

2
Q: Which instruments to acquire to become a better orchestrator?

MahlerAdmirerAcquiring which two orchestral instruments would be a good compromise between having to buy all the instruments and gaining leverage in orchestral writing? My own opinion is a transposing brass instrument and a string instrument; because these two types are the most challenging instruments to wr...

11
Q: "I'm not telling you to work nights and weekends, but I am expecting that to happen" - what does this mean?

atomizerSo my manager told me this morning "I'm not telling you to work nights and weekends, but I am expecting that that will happen". I asked her what she meant by that and she said "I won't approve any overtime, but I do expect that overtime will occur". I really don't know what this means, possibly b...

4
Q: My prefix is a human being, My infix is an insect being

risky mysteries My prefix is a human being. My suffix tells you it is what. My infix is an insect being. I have features that can cut.

 
3:57 AM
3
Q: What does "parenchymal organs" mean?

Dr_HopeI read across one sentence saying: Iron overload is also common and equally detrimental, affecting parenchymal organs including the liver, heart and pancreas. What is a parenchymal organ? I know some online content says that parenchymal tissue is the primary tissue or it is NOT stromal. But wha...

1
Q: How does stock split work in practice with short sellers?

Bøbby LeungUsing Tesla as an example who announced a coming 5-1 stock split yesterday According to the press release, people that own Tesla stocks on or before Aug 21st will receive an additional 4 shares as dividend at the end of the trading day on Aug 28th. Trading will begin on a stock-adjusted basis on ...

 
4:27 AM
3
Q: Vim not storing numbered registers

paulodiovaniI've read that Vim automatically stores previously yanked texts into registers from 1 to 9, being 1 the previous yank, 2 the second previous, and so on... But this is not working for me. Here is a screencast showing that registers 1-9 are not being populated: https://streamable.com/rmyxhl How can...

1
Q: Does 3 W vs 5 W TX power make a huge difference in QRP CW operation?

r-sunI've bought the QCX+ 40 m band radio. I will be powering this off a 12 V battery. I read on the manual the RF power at 12 V is just 3 W whereas on 15 V it is 5 W. Should I buy a boost converter for the battery to up the voltage to 15 V?

2
Q: What determines if a comet's debris will produce periodic meteor showers?

mihirbBackground I was wondering if the debris from the comet NEOWISE that recently passed Earth would provide meteor showers in the future. I looked up that the Perseid meteor showers happen when the Earth passes through the debris left behind by comet Swift-Tuttle which has a nucleus diameter of 26 k...

 
4:45 AM
3
Q: Is this a validly built group, and what is known about it?

user10478I am attempting to understand a certain phenomenon (which I do not currently understand well enough that explaining it would add value to the question) for which I have reasoned out the following would-be Cayley table: \begin{array}{c|cccc}\textbf{∘} & \textbf{I} & \textbf{C} & \textbf{L} & \tex...

 
4:57 AM
1
Q: How to draw Electron self energy diagram at 1 loop

Robin RajI have a little knowledge about drawing feynmandiagrams in latex, I would like to add a diagram shown below to my latexfile in overleaf,(I need a big picture which cover half of the A4 size page) for that please help me...

 
5:27 AM
2
Q: Is Natural logarithm an exponential function?

Ragul Raj ThiyagarajahIs ln(x) an exponential function? I know it’s the inverse of exponential so technically it’s exponential?

3
Q: Integral inequality - École Polytechnique International Entrance Exam

Ivan Matos(The exercise shown below is from a past admission exam taken in order to get accepted at the École Polytechnique, France, as an international student.) In that exercise, I was able to solve the first two items (1.1 and 1.2), but I'm having some problems in getting the right answer in the last o...

 
5:57 AM
4
Q: Anyone having problems creating a scratch org / promoting a package version today (Aug 12, 2020)? I seem to be getting Winter '21 orgs!

Vincent IpSorry upfront as this is going to be a bit of a rambling question. Today I was creating a package using 2nd Generation packaging and as part of my process I install the new package into a test scratch org to see that it installs smoothly. I noticed that the install process seemed to be taking mu...

 
6:27 AM
2
Q: Stiff System of ODEs: NDSolve Convergence Issues

ABCDEMMMI have tried to use NDSolve for solving 4th order coupled ODEs problems (see the attached codes). The MMA solver fails to solve this problem. ClearAll["Global`*"] L = 10; ode1 = y''[t] - 0.01 y''''[t] == 0; ic11 = y[0] == 0; ic12 = y''[0] == 0; ic13 = y'[L] == 0; ic14 = x[L]*x[L]*(y'[L] - 0.01*y'...

2
Q: Cannot solve uneven beveling due to vertices (?)

VickyHello! I'm kinda new to Blender so I apologize if the answer to my problem is obvious but I cannot figure out how to solve it by searching it on the internet. So, I made a curvy surface that is made of many faces. I extruded it, applied Rotation & Scale, Recalculated Normals Outside, and then tr...

 
6:45 AM
3
Q: How do we decide whether to visualize a matrix with its rows or columns?

CaesarShould one visualize a matrix by its rows, columns, or both depending on the situation? I see both used and it seems arbitrary. It would be nice if only one was used consistently. Shouldn't a graph of a matrix be denoted as being a row or column representation somehow to avoid confusion? Example ...

 
6:57 AM
5
Q: Linesweeper (Knight)

boboquack Draw a single loop which does not intersect itself by connecting pairs of cells which share an edge. The loop may not pass through any clue cells. Numbers indicate how many of the cells which the clue can see¹ are passed through by the loop. (Question marks indicate any number is possible for th...

 
7:45 AM
1
Q: Can two cats live in one room?

LilyA couple months ago, me and my boyfriend rescued a 6 week old kitten who was thrown out of a car. We decided to keep him, but we live in a two bedroom apartment, with a roommate who is allergic to cats, so typically he stays in our room all day. Sometimes we let him out when our roommate is gone,...

2
Q: My management blocked my internal transfer, but now I have an outside offer. Should I tell them?

user173729I've been working as a manufacturing engineer at a plant in a Dow 30 corporation for 2 years. When I joined I was told I can move around the company after 2 years. I realized I'm not growing in my role and I applied for an internal role as a data scientist. My direct manager is originally support...

 
8:15 AM
3
Q: Finding Catholic parish belonging to street in Brno

phkFor the city of Brno (of 1885), I am looking for the birth entry of an individual (Leopoldine Konstantin). So found the address of her father and now I am looking for the correct Catholic parish responsible for the street "Schwedengasse". For Vienna I would have a map at https://data.matricula-on...

2
Q: Variations in Time Derivatives

Chip I've been working on my dynamics homework when I've run into confusion with derivatives and could use some help regarding that. The question is as follows: When varying a functional with respect to a variable, do we consider different derivatives of functions to be independent? For instance, what...

 
8:27 AM
 
 
1 hour later…
9:57 AM
2
Q: How do I summon a named mob?

ExpertCoder14If you haven't heard yet, we're doing a big split of the Minecraft BE NBT question. We're splitting it into separate questions for each workaround. View the proposal and its list of changes. In Java Edition, I can name a mob by using NBT tags like this: /summon zombie ~ ~ ~ {CustomName:'{"text":"...

 
10:15 AM
2
Q: How do I get a block with data to place myself?

cherryblossom This question has been posted as part of the Minecraft Bedrock NBT question split and will become a duplicate target for related questions instead of the main BE NBT question. Discuss the proposal here. How do I get a block with data in my inventory so I can place it myself? In Java Edition, t...

 
10:27 AM
3
Q: Shortest stalemate in serious tournament game

CitrusCornflakesI am looking for the shortest stalemate that has occurred in a serious chess game (there were no agreements between the players). So far, I have found only compositions, but is there a real game where stalemate has happened within the first 30 moves?

 
10:45 AM
1
Q: Is the derivative of a definite integral, if it exists, always equal to the integrand?

ashpoolLet $f:[0,1]\to\mathbb{R}$ be a Riemann integrable function. Define a function $F:[0,1]\to\mathbb{R}$ by $$F(x)=\int_0^xf.$$ Suppose that $F$ is differentiable at $c\in(0,1)$. Then is it necessarily true that $F'(c)=f(c)$ ? Note that it is true if $f$ is continuous at $c$.

1
Q: The voltage of the electric power line on the street

HansWhat is the potential/voltage of the power line on a city street? Where does the potential/voltage of the line drop to the indoor value, e.g., 110 V in the US? If I need to upgrade the whole electric circuitry of a house, do I need to worry about the high voltage and if so, where does the high vo...

1
Q: How Wix use simplified chinese not traditional chinese

WeiI've tried to change language to chinese but system use traditional chinese not simplified chinese like below photo Wix Chat : 我們會盡快回復 should be translated to 我们会尽快回复 技術支援 should be translated to 技术支援 Sorting : 名稱 should be translated to 名称 Product Quick View : 快速瀏覽 should be translated to 快速...

 
11:45 AM
2
Q: Grover's Algorithm for 1 qubit

Kim DongI'm having trouble understanding Grover's Algorithm, so I'd like to start with the case with 1 qubit. But I don't see anyone build it for 1 qubit, only 2 is the minimum. Is it because that's impossible or too trivial? Can anyone provide me with an example of the circuit if it's trivial? Thank you!

 
12:33 PM
1
Q: No .shp files only .dbf files

Brandon ZhaoI've recently been given a set of files to work on/analyze with QGIS, but they seem to be missing any .shp files. Basically, the data is organized into a bunch of folders labelled land, water, etc. and in each of the folders are a few .dbf files and then a bunch of files with no extensions. Here'...

5
Q: Why is black-body radiation curve smooth without a sharp cutoff?

The99sLearnerPlanck's law is able to predict a graph that is consistent with experimental observation: In essence, unlike Rayleigh-Jeans law that assumes equipartition theorem to hold (that each mode of motion shares equal energy at thermal equilibrium, so all modes excited at thermal equilibrium ⇒ ultraviol...

4
Q: A simple inequality involving product xyz and xy

Cris TsanI am trying to verify that $xyz -xy-xz-zy \geq -\frac {8}{27}$ when $x+y+z=1$ and $x,y,z$ positive, preferably without resolving to calculus. It seems like a standard result but I couldn't come up with some basic application of AM-GM or Muirhead's inequality Any input is welcome

 
12:51 PM
4
Q: Star Trek episode where the crew is incapacitated on the bridge

AshleyZI'm trying to recall a Star Trek episode (either Voyager or Enterprise) from a specific action scene. My impression is that the crew is on the bridge, and some threat is causing them to be incapacitated. They have to flee, but the helmsman (either Paris or Mayweather) loses consciousness. Some...

 
1:21 PM
7
Q: what is dbus useful for, really

400 the Catdbus is supposed to provide "a simple way for applications to talk to one another". But I am still not sure what it is useful for, practically. I have never seen a situation where dbus is useful, I only see warnings that some dbus component has experienced errors, such as when I start terminator ...

2
Q: shree ganaadheesha stotram

Lucky PashuIt is possible to have a translation of this Stotram ? In the menu on the top right there many variants but of course is not translated, only translitterated.

 
2:02 PM
1
Q: How can I recover from unprofessional communication?

user68203I find it very important to be professional in work situations. I currently work extreme hours. Basically I just work and sleep. I joined the company several months ago as a manager and quickly discovered the area I'm responsible for was in a disastrous state. At the same time everyone expects me...

 
2:20 PM
2
Q: What are the advantages/disadvantages of investing in foreign currency?

chill_vibesI am learning about brokerage accounts and how investors diversify their portfolios within their brokerage or other investment accounts. One of the things I have noticed, especially in the U.S., is that brokerage statements will sometimes list investments in foreign currency. Even if an investor ...

 
2:32 PM
2
Q: Deciding the range of a rational function with undefined points

DDD4C4UConsider the function, $$ f(x) = \frac{\sin x}{x}$$ now, we know that x=0 evaluation is undefined but , $$ \lim_{x \to 0} f(x) = \lim_{x \to 0} \frac{\sin x}{x}$$ Now, the limit evaluates to x=1, so is {1} included in the range of this function or not? as in if we define the function from $ \mat...

 
2:50 PM
1
Q: The meaning and relevance of the locution ''no terminating implementation'' in type theory

user65526In the context of a discussion of Haskell https://stackoverflow.com/questions/62509788/the-intuition-behind-the-definition-of-the-co-reader-monad, I was told that There is no terminating implementation for the polymorphic type $(e \to a) \to a$ and that we couldn't have a function of type $((e ...

3
Q: Lozenge tilings

apkgI am trying to produce these lozenge tilings as a way of encoding plane partitions. I need to produce something like: but am using demonstration code like this: coversQ[parent_, child_] := And[Length[parent] >= Length[child], Min[Take[parent, Length@child] - child] >= 0] planepartitionQ[pa...

3
Q: A strange sound always comes in the hotel

Souradip DasI had a sister who was very brave and and didn't fear ghosts or believe in them, and would try to find evidence on them. One day she wanted to visit a house that was believed to be haunted to some extent. She stayed in a room of that hotel. However, a strange sound saying "抬头,抬头,抬头...." would com...

 
3:02 PM
2
Q: limits with double variable

jacky Evaluation of $$\lim_{(u,v)\rightarrow (0,0)}\frac{v^2\sin(u)}{u^2+v^2}$$ We will calculate the limit along different path. *Along $u$ axis, put $v=0$, we get limit $=0$ *Along $v$ axis, put $u=0$, we get limit$=0$ *Along $v=mu$ lime, we get $\displaystyle \lim_{u\rightarrow 0}\frac{m^2\sin(u)}...

 
3:20 PM
2
Q: Identify this space combat game with a letter based ship architecture

KyyshakI remember going through an old board game I found in my parents attic when I was a child (early 2000s, however it's an old game, so it could easily have been released in the 80s) and I was hoping you could all help me. It was a hex-based space combat game, where players designed their fleets to ...

1
Q: How to increase the bandwidth of half-wave dipole antenna?

Mohammadsadeq BorjiyanI have designed a half-wave dipole antenna for frequency range of 150 to 200 MHz. Due to resonant frequency of 175 MHz, Its dimensions are: L=817.44 mm, R=1.71 mm. Impedance is also equal to 73 ohms. After simulating in CST MWS, the bandwidth was about 18.64 MHz. How I can increase the bandwidth?...

 
3:50 PM
4
Q: How to create a cost matrix?

A-welsI need to create a cost matrix and a trace like in the image below. I found nothing that seemed up to the task in the matrix package. Is this possible in LaTeX?

2
Q: How can I use a fountain pen while onboard an airplane?

gparyaniWhen a fountain pen is onboard an aircraft, it can leak ink due to the strong pressure difference inside the pen vs. outside the pen. This can result in messes to clean up on the flight even if the pen is not used, and at best ink blots when it is used. Most of the advice I've been seeing about b...

4
Q: The usage of chain rule in physics

DDD4C4UI often see in physics that, we say that we can multiply infinitesimals to use chain rule. For example, $$ \frac{dv}{dt} = \frac{dv}{dx} * v(t)$$ But, what bothers me about this is that it raises some serious existence questions force me, when we say that we take derivative of $v$ velocity with r...

1
Q: nupassana or upassana?

Thierry BlancA Wikipedia article about Sati uses the word "upassanā" According to Grzegorz Polak, the four upassanā have been misunderstood by the developing Buddhist tradition, ... https://en.wikipedia.org/wiki/Sati_(Buddhism) However, I could not find the word in Pali dictionary and a Google search did no...

 
4:02 PM
3
Q: Did Ahab mislead Jehoshaphat in 1 Kings 22:29?

collen ndhlovuAfter persuading Jehoshaphat to go to war against the Arameans Ahab also requests the king to put on his royal garments 1 Kings 22:4 NASB 4 And he said to Jehoshaphat, “Will you go with me to battle at Ramoth-gilead?” And Jehoshaphat said to the king of Israel, “I am as you are, my people as your...

 
4:20 PM
2
Q: On the incompatibility of the tikz and fp packages: division (/) operator in \FPeval and node in tikz

AriaLet us assume that we want to divide two numbers u=-60 and v=3 using the fp package without calling tikz picture. It works fine as below: \documentclass{article} \usepackage{fp} \begin{document} \edef\u{-60} \edef\v{3} \FPeval \wd{u/v} $u/v=\wd$ \end{document} The correct answer will be seen at ...

 
4:32 PM
3
Q: How does spin stabilization intuitively work?

H HuangI am not very familiar with physics or rocketry and I am having a lot of difficulty grasping why spinning a rocket or satellite stabilizes it. Most sources I have looked at have said either that it works due do gyroscopic effects or because the spin averages out forces over a period of time, but ...

 
4:50 PM
2
Q: This device is used in washing machine to dispenses water and cleaning solution in the right amounts,what is the working principal of it?

Adam The following device is generally used in washing machine to dispenses water and cleaning solution in the right amounts whenever needed. How does this device work?

 
5:02 PM
1
Q: LEDs on Boards - Pros and Cons?

Dirk BruereOK - I tend to design high value low volume boards so my view of this is biased. I like to sprinkle a lot of LEDs around my boards. One (red) LED for every power voltage on the board. Multiple s/w driven LEDs that show different execution paths in action. LEDs on communications ports, CAN, USART,...

1
Q: For what parameter does the abbreviation MA stand for?

LailaIn the sentence: "We added a Keplerian model with P = 120.713 days, m = 14.629M⊕, e = 0.0448, ω = 251.36°, and MA=216.88° plus Gaussian noise with rms=5.9696 ms-1." P is the orbital period, e the eccentricity,... But what is MA? I'm guessing its the mean anomaly, but the mean anomaly is a time-d...

 
5:32 PM
2
Q: Using the minted package breaks my paragraph indentation

TheDawnAvenueI'm using the minted package for a paper that I'm writing and everything works perfectly fine and compiles without errors, except that, after the first time I use \begin{minted}{csharp} the usual paragraph indentations aren't working anymore. Before that, whenever I leave a blank line between par...

3
Q: LiPo 4S battery's output voltage higher than 14.8v

aripodI have a LiPo 4S battery which the output should be 14.8v but it outputs, fully charged, 15.6v. The issue is that I have a voltage limit of 15v on a non-drone device that gathers data from sensors. So, my first thought would be to discharge it a bit until it drops below 15v. Does that make sense?...

 
5:50 PM
2
Q: Constraint programming resources

Joffrey L.I am looking for resources to learn constraint programming. I will divide the resources I am looking for in three types: Modeling Is there resources (books, articles, courses, etc.) that are equivalent to Model Building in Mathematics by Paul Williams but in constraint programming modeling? Knowi...

1
Q: How can I summon a charged creeper?

cherryblossom This question has been posted as part of the Minecraft Bedrock NBT question split and will become a duplicate target for related questions instead of the main BE NBT question. Discuss the proposal here. In Java Edition, you can summon a charged creeper using the powered NBT tag: /summon creepe...

 
6:02 PM
1
Q: How to use gmail without any browser?

You Know WhoI had rooted my phone android phone and on uninstalling all browser I am unable to use g-mail app on my phone it closes as soon as I open the app but I can get notification of gmail in notification bar. I had tried some other app (other than android inbuilt apps for mail) like Microsoft outlook b...

 
6:20 PM
2
Q: Are these signs of reject or not

Ken.WongI am a master student. In next year I need to start my work on master thesis. I have sent letters to two professors in the same group, stating my interest, and ask if they have suitable project for me. One said he is retired and cannot take long term responsibility, but he invite me to join a sem...

 
6:32 PM
1
Q: Why do notes not add up to the bar in this example by Couperin?

KarloConsider following excerpt from the beginning of Couperin's Leçon des ténèbres pour le mercredi saint: I noticed that the note values don't always add up in a bar. Cases (indicated in the figure): The five 1/128th notes do not add up to an eighth note. Should they nevertheless occupy the total ...

1
Q: Focus on team or focus on app?

Mate MršeGiven the following scenario: a company is working on a complex product - multiple teams working on multiple connected apps/microservices, sometimes more than one team works on a single application each team has a dedicated QA engineer product is growing more and more complex and more apps are a...

 
6:50 PM
3
Q: What is the name of this notation in this example by Couperin?

KarloConsider following excerpt from the beginning of the 2nd leçon of Couperin's Leçon des ténèbres pour le mercredi saint: As you see, it uses a rather strange notation where, for instance, a bar of 3/2 containing six quarter notes is written as six notes with a white notehead (such as half notes) ...

2
Q: Why automatic mode is worse than manual?

mineralsI have bought a micro 4/3 camera recently and only getting into the basics of photography. What I heard on photo forums is that a rule of thumb is to try not to use an automatic shooting mode and prefer a manual mode. In the manual mode I can control shutter speed, aperture and ISO as well as man...

 
7:02 PM
1
Q: First time passenger flight by two pilots?

CloudIn this video, the captain proclaims after take-off: We were nervous about this, but takeoff went smoothly It was his first passenger flight in the A350, but still... not exactly what I would want to hear as a passenger. This got me thinking, does it ever happen that two pilots take their first...

4
Q: OOP Snake Game C++

BunnyThis is my version of the Snake Game. The project is not done yet, I still want to try to implement some other game mechanics like two players mode, high.score leaderboard, etc. Also I would like to implement GUI if it won't be to hard. At this point the game is already playable, that means that ...

2
Q: How to gradually blend two materials together?

funky_vertexI have a simple stick whose one end has material A and the other one has material B assigned to its faces. How do I blend these materials gradually, instead of a hard line, so that I can control the location and smoothness of the blend? I have found many solutions for older Blender versions but n...

 
7:20 PM
2
Q: Who is a good provider for mobile internet in Switzerland?

Tonio LiebrandBackground: I plan to travel to Lötschental in Switzerland for a few weeks and would like to have mobile internet for my laptop (and optimally also for the phone - but this has lower priority). I am from Germany. My laptop does have a SIM card slot. I haven't tried it yet, but I would assume ...

1
Q: Can vs can't of street photography in New Zealand

DarcyThomasLet's say a photographer takes some street photography and sells the prints in a gallery. What is ok vs not ok regarding people being in the photos, that are taken in NZ? Let's assume the photographer is not being a d* ck and if someone asks them to not photograph them, they don't, they don't mis...

4
Q: If a computer could be programmed to do a math test, then should those tests be changed?

Robbie_PNot only do calculators have solving capabilities, but some computer programs or websites also provide step-by-step solutions to questions (here is WolframAlpha's). Although I understand a logical approach to doing questions, where one step leads to another (often due to algebraic manipulation), ...

 
7:32 PM
5
Q: What does using "Euclidean" before anything mean in Mathematics?

William I understand that the word Euclidean comes from the name, Euclid, who is a greek mathematician. However my question is, what should I generally understand or imagine or assume when someone says, Euclidean-something (like space, distance etc). How do you even use that word correctly in a sentence?...

4
Q: placement of logo and putting text on it in scrlttr2

John SmithI would like to compose a header for the scrlttr2 class where my logo spans the top, but I need to be able to write into that logo. This is what I got so far: \documentclass{scrlttr2} \usepackage{graphicx} \usepackage{lipsum} % header picture on first page \usepackage{eso-pic} \AddToShipoutPic...

5
Q: Tikz matrix library: Corner to corner arrows between cells may come in reverse order

AndréCWhen the matrix library is loaded and the matrix of nodes key is activated, each node can be accessed according to the name-row-column syntax. In some cases, the arrows are built in the opposite direction of what is requested. To illustrate this, I have colored in red the arrows that are drawn in...

 
7:50 PM
2
Q: Euler passage translation (Latin in 18th century)

Thomas NicholsonI would like to include a translation of a brief passage from Euler's music text Tentamen novae theoriae musicae (1739) in an article I am writing, but find the original somewhat tricky to work with. The constructions and seemingly inconsistent cases make it a bit confusing to me, so maybe some o...

 
8:02 PM
2
Q: Which could be considered an appropriate number of self-citations?

Bub EspinjaI am currently writing a paper that cites other works authored by me. I was wondering which percentage of self-citations is recommendable in a journal paper.

 
8:20 PM
3
Q: Array reshaping without explicitly specifying one dimension

Αλέξανδρος ΖεγγIn NumPy a function numpy.reshape can leave at most one dimensional specification unspecified and it will be automatically calculated. So is there a similar functionality in MMA? For example, when I would like to evenly split a List with an even-number length, can I not explicitly calculate the l...

1
Q: Use 我对你想说 or 我想说对你 to say: I want to talk/speak to you?

O ConnorIt seems like when there is the word 对 in the sentence, you need to move noun/verb to the end of the sentence, but I am not sure. So here is my question. I want to say I want to talk/speak to you. Is it 我对你想说 or 我想说对你?

 
8:32 PM
3
Q: What is the cause of this short in the outlet receptacle?

Patrick SzalapskiMy dishwasher was plugged into this socket, and then this happened, tripping the circuit breaker. So I assume there was a short in the outlet, but how could that have happened? I replaced the outlet and plugged the dishwasher back in, and all seems to be working well. There was no sign of wate...

 
8:44 PM
1
Q: How is "eff and blind" used?

user02814A crossword clue in the Times 2 Jumbo Crossword Book—an assemblage of crosswords published in the Times—reads "use obscene language". The answer given is "eff and blind", confirmed by the entry in the Collins English Dictionary which is used as the authority for the crossword. I'm a native (Austr...

 
9:02 PM
2
Q: Would a hypothetic very fast camera allow to visualize the variations of the amplitude of visible light?

Mathieu KrisztianThe fastest camera available so far is capturing 10 millions images per second. https://www.shimadzu.fr/hyper-vision-hpv-x2 In the scenario of the currently known physics, but in the hypothesis where technology would allow to have a video camera so fast that it would be able to store images at ro...

6
Q: Is benzene a polymer of ethyne?

HabibIn one of my classes, my teacher told me that benzene can be formed by cyclic polymerization of ethyne. But I think that benzene isn't a polymer because only 3 ethyne molecules are combining to form benzene whereas, thousands of monomers are combined to form a polymer in a polymerization reaction...

1
Q: Weights on a binary tree

eyl327If for a given binary tree: Every node with 2 children has a weight of 3 Every node with only 1 child has a weight of 2 Every node with no children (a leaf) has a weight of 1 The weight of a binary tree is the sum of all its nodes' weights For example, the weight of this binary tree is 11: If...

5
Q: Do I need to make a roll when summoning my Pact of Blade weapon?

Nathiel DamnLockeMy DM and I are having a disagreement over how the Pact Weapon from Pact of the Blade(PotB) is summoned. Specifically, as a Hexblade with (PotB), when I choose to summon my pact weapon as whatever - sword, axe, anything -do I have to roll a d20 to see if I successfully call it to me, regardless ...

4
Q: Calculate the distance of any point on the arc from the center of circle

hazziqueeeeThis is my first time posting so I hope my formatting is correct. Consider this, I have two circles, one big one small with radius $r_1$ and $r_2$. The borders of both circles are touching. See image: Correct me if I'm wrong, I believe the angle from the center of the big circle is $2\arcsin\lef...

 
9:20 PM
7
Q: Were other dimensions affected by Thanos' Snap?

Stella RigeoIn Doctor Strange, we are made aware of the different universes and especially the one one in which Dormammu resides, which is the Dark Dimension. Were beings in other dimensions also affected by the Snap Thanos did in Avengers: Infinity War? Were beings like Dormammu also affected by the Snap or...

 
9:32 PM
7
Q: Do the pushing effects of the Battlemaster's pushing maneuver and the Sword Bard's mobile flourish stack?

CyanicLike say using a Battlemaster's pushing maneuver as well as a Swords bard's Mobile Flourish on a single creature. Does it push the creature a minimum of 20 feet away from you, stacking both effects, or does it only push the creature the farthest distance of the two? (15 feet in this case, or 17 f...

 
9:50 PM
9
Q: Sorting algorithm visualizer in C++ and SDL2

NadpherI finished a sorting algorithm visualizer (for now only uses bubble sort) and this is the code. I'd like some suggestions to improve the memory usage or time elapsed. Built with Cmake and Ninja on Windows Demonstration main.cpp #include "Engine.h" #undef main int main() { try { ...

2
Q: What is this part of the webcam called?

F16FalconWhat is this camera component called? I was recently taking apart my old laptop and found that the webcam module had this circular component that screws on and off. I saw that it contains the lenses, and behind it is the sensor. I attached a high quality photo I found online to show what I'm refe...

3
Q: Why is policy iteration and value iteration studied as a separate policy evaluation/update method?

User007In Sutton and Barto's book about reinforcement learning, policy iteration and value iterations are presented as separate/different algorithms. This is very confusing because policy iteration includes an update/change of value and value iteration includes a change in policy. They are the same thin...

3
Q: Other gods or gods of others?

Kazi bácsiI have recently noted that the phrase אֱלֹהִים אֲחֵרִים is consistently translated by Artscroll as gods of others, suggesting a construct state or semikhut. However, as Joel K pointed out, the construct state would be אֱלֹהֵי אֲחֵרִים. The choice of JPS is the more simple noun phrase with an adje...

 
10:14 PM
2
Q: Does convergence of loss function is always guarnteed?

MACWhich of the following is true, given the optimal learning rate? (i) For convex loss functions (i.e. with a bowl shape), batch gradient descent is guaranteed to eventually converge to the global optimum while stochastic gradient descent is not. (ii) For convex loss functions (i.e. with a bowl sha...

16
Q: How do I handle when my players overestimate the importance of an encounter/a location?

FerventHippoTL;DR: How can I (and should I) make the players' efforts worth their while when they overestimate the importance of an encounter or a location? I am running a homebrew DnD 5e adventure where the players' goal is to find the grove where the witch has kidnapped some children. Nearby there is a man...

 
10:32 PM
2
Q: What it means to be "sound"?

Bean GuyI've been reading this in many places and I still don't properly understand what it means to be "sound". As an example of what I am asking for: The Fiat-Shamir transfrom is sound in the Random Oracle Model (ROM), where hash functions are assumed to behave as Random Oracles. I know that being in...

7
Q: Do Illusionist's Bracers actually allow you to cast two minor illusions?

Daan Van IJckenThe description of the Illusionist's Bracers (GGR p. 178) states: flavour: A powerful illusionist of House Dimir originally developed these bracers, which enabled her to create multiple minor illusions at once. The bracers' power, though, extends far beyond illusions. effect: While wearing the...

 
10:44 PM
6
Q: What editions of D&D are derived from the d20 system?

PureferretThe tag wiki on this website says: For questions about the d20 System, an RPG system originally published in 2000 by Wizards of the Coast. The d20 System was developed alongside D&D 3e and is a derivative of it, but it forms the mechanical backbone for a variety of RPGs entirely departed from the D

3
Q: Slow training versus Explosive training

Qesriesuper slow lifting is superior Two studies were done with untrained men (N= 65) and women (N= 82),(mean age= 53.6) who trained two to three times per week for eight to 10 weeks on a 13 exercise Nautilus circuit performing one set of each exercise. Participants exclusively trained using regular s...

1
Q: What is the meaning of the acronym מה"ט?

FrumfrimFOr example in מגדל עוז שבת י״ב:ב׳ ומה״ט נמי ניחא סוגיין דפ׳ מילה גמרא ט"ז על אורח חיים תצח האי ביום שני אין לו ביאור דאפילו ביום טוב ראשון שרי מה"ט ותו מאי מעליותא דהביאום מערב דהיינו בי"ט ראשון והנה דברים אלו נתייחסו בר"י בשם א"ח בשם הרשב"א

3
Q: What is the oldest reference to PEEK, POKE, and USR?

Jeffrey HenningI've been reading manuals for BASIC implementations and the earliest reference I can find to PEEK, POKE, and USR is in the Altair BASIC 3.2 manual, published in 1975. This morning I came across this article, in the March 31, 1976 issue of the Homebrew Computing Newsletter: "Tiny BASIC is a proper...

3
Q: An incidence matrix of all subsets

hxiaoI have a list manipulation problem as follows. Suppose I have a list $L=\{1,2,3\}$. All nonempty subsets of $L$ is $SL=\{\{1\},\{2\},\{3\},\{1,2\},\{1,3\},\{2,3\},\{1,2,3\}\}$. Now I want to construct an incidence matrix of $SL$ as follows {{1},{2},{3},{1,2},{1,3},{2,3},{1,2,3}} (*This is SL.*) m...

 
11:32 PM
1
Q: Nested if statement in QGIS label expression

StevestingrayI'm trying to create labels for features, based on the value (or missing value) of three different columns and combinations can be possible. I have three columns: Veg_dom, Veg_codom and Veg_onderg. When all three columns have a value for a feature, I want the label to be as follows: Veg_dom$value...

 

« first day (804 days earlier)      last day (1344 days later) »