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Really Cheap Command-Line Option Parsing in Ruby
...by -h for details.
That must be as cheap as it gets. It will raise a NameError if you try a switch like -:, so there's some validation there. Of course, you can't have any switches after a non-switch argument, but if you need something fancy, you really should be using at the minimum OptionParser....
PowerShell: Store Entire Text File Contents in Variable
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answered Nov 2 '11 at 8:05
Shay LevyShay Levy
102k2525 gold badges162162 silver badges182182 bronze badges
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Why is std::min failing when windows.h is included?
... if I include Windows.h? I can't use std::min in visual studio 2005. The error message is:
10 Answers
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Detect when an image fails to load in Javascript
...) {
var tester=new Image();
tester.onload=imageFound;
tester.onerror=imageNotFound;
tester.src=URL;
}
function imageFound() {
alert('That image is found and loaded');
}
function imageNotFound() {
alert('That image was not found.');
}
testImage("http://foo.com/bar.jpg");
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Is there a built in function for string natural sort?
Using Python 3.x, I have a list of strings for which I would like to perform a natural alphabetical sort.
18 Answers
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Good example of livelock?
I understand what livelock is, but I was wondering if anyone had a good code-based example of it? And by code-based, I do not mean "two people trying to get past each other in a corridor". If I read that again, I'll lose my lunch.
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file_put_contents(meta/services.json): failed to open stream: Permission denied
... This should be sudo chmod -R 777 app/storage. to avoid permission error.
– Olaitan Mayowa
Oct 8 '14 at 10:10
5
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How to sort a list of strings numerically?
I know that this sounds trivial but I did not realize that the sort() function of Python was weird. I have a list of "numbers" that are actually in string form, so I first convert them to ints, then attempt a sort.
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Taking screenshot on Emulator from Android Studio
I know this probably might be the silliest question but still, I don't know how to take a screenshot of Emulator via Android Studio. I recently switched from Eclipse to Android Studio and I could not find it anywhere, I tried to search on web too but no help.
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