The easiest solution is to use atof. Therefore, you would be writing something like this:
printf("Square root from %s is %f", argv[1], sqrt(atof(argv[1])));
Of course, you could look into higher-level alternatives like C++11's std::stod, but it would be an overkill for this simple case, but if...
Meh; I am not too bothered about the downvotes. It's just that someone can just downvote for revenge. Grmbl grmbl grmbl thunder clouds grmbl lightning strike grmbl.
On the bright side, a somewhat late answer of me about reapplying the sha1 hash has been read by OP, and has succesfully confuzzled him - and somehow convinced him to give a upvote xD
@LaszloPapp - Those toolsets have been around for ages. Yes it is personal as downvote for a web site that is for a toolset that has been around for ages. — Ed Heal36 secs ago
@Sumurai8 ^ :D
he does not decline he downvoted for personal reasons. I respect that at least in him.
When the owner of a question comments on their question or an answer to their question or self-answers their question, they get a special color for the box around their username.
The problem is, you can't see the box:
Can you please make this not white on white?
The easiest solution is to use atof. Therefore, you would be writing something like this:
printf("Square root from %s is %f", argv[1], sqrt(atof(argv[1])));
Of course, you could look into higher-level alternatives like C++11's std::stod, but it would be an overkill for this simple case, but if...
When the owner of a question comments on their question or an answer to their question or self-answers their question, they get a special color for the box around their username.
The problem is, you can't see the box:
Can you please make this not white on white?
