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Which is faster in Python: x**.5 or math.sqrt(x)?
I've been wondering this for some time. As the title say, which is faster, the actual function or simply raising to the half power?
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Tricky Google interview question
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edited Aug 19 '14 at 18:58
Will Ness
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How to properly overload the
I am writing a small matrix library in C++ for matrix operations. However my compiler complains, where before it did not. This code was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ub...
Linux equivalent of the Mac OS X “open” command [closed]
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You could try xdg-open, most Linux distros have it. It will open default associated app for your file.
FYI https://portland.freedesktop.org/doc/xdg-open.html
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Case conventions on element names?
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Most XML standards originating from the W3C tend to use lower case with hyphens.
There is a philosophical distinction between seeing XML as a format for platform neutral documents, which W3C standards try to encourage, and languages such as XAML which see XML as a serialisation of a platform...
C++ Redefinition Header Files (winsock2.h)
...the in MyClass.h and then I'm including MyClass.h in many files, so it includes multiple times and redefinition error occurs. How to prevent?
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How can I remove a button or make it invisible in Android?
How can I remove a button in Android, or make it invisible?
14 Answers
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Get HTML5 localStorage keys
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for (var key in localStorage){
console.log(key)
}
EDIT: this answer is getting a lot of upvotes, so I guess it's a common question. I feel like I owe it to anyone who might stumble on my answer and think that it's "right" just because it was accepted to make an update. Truth i...
Is there a bash command which counts files?
...* | wc -l
ls -1q will give you one line per file, even if they contain whitespace or special characters such as newlines.
The output is piped to wc -l, which counts the number of lines.
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How to get controls in WPF to fill available space?
...ols (like the Button ) seem to happily consume all the available space in its' container if you don't specify the height it is to have.
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