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Getting the last argument passed to a shell script
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This is a bit of a hack:
for last; do true; done
echo $last
This one is also pretty portable (again, should work with bash, ksh and sh) and it doesn't shift the arguments, which could be nice.
It uses the fact that for implicitly loops over the arguments if...
Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?
...ion = [[UIApplication sharedApplication] statusBarOrientation];
// do whatever
} completion:^(id<UIViewControllerTransitionCoordinatorContext> context)
{
}];
[super viewWillTransitionToSize:size withTransitionCoordinator:coordinator];
}
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How do I create a copy of an object in PHP?
...ars that in PHP objects are passed by reference. Even assignment operators do not appear to be creating a copy of the Object.
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How to display a Yes/No dialog box on Android?
...DialogInterface.OnClickListener if you have other yes/no boxes that should do the same thing.
If you're creating the Dialog from within a View.OnClickListener, you can use view.getContext() to get the Context. Alternatively you can use yourFragmentName.getActivity().
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Copy and paste content from one file to another file in vi
...her file. I know how to copy (yy) and paste (p) in the same file. But that doesn't work for different files. How is this done?
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How to do URL decoding in Java?
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This does not have anything to do with character encodings such as UTF-8 or ASCII. The string you have there is URL encoded. This kind of encoding is something entirely different than character encoding.
Try something like this:
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How do I convert Long to byte[] and back in java
How do I convert a long to a byte[] and back in Java?
12 Answers
12
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How can you do anything useful without mutable state?
...e
characters, who tend to move around
constantly. How can you possibly do
anything useful without keeping track
of changing values?
If you're interested, here's a series of articles which describe game programming with Erlang.
You probably won't like this answer, but you won't get functio...
Git push won't do anything (everything up-to-date)
...GitHub. I made a bunch of changes, added them, committed then attempted to do a git push . The response tells me that everything is up to date, but clearly it's not.
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How to write the Fibonacci Sequence?
...ys = First 20 Fibonacci numbers). I thought I had a sure-fire code. I also do not see why this is happening.
45 Answers
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