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Execute command on all files in a directory
Could somebody please provide the code to do the following:
Assume there is a directory of files, all of which need to be run through a program. The program outputs the results to standard out. I need a script that will go into a directory, execute the command on each file, and concat the output int...
Convert to binary and keep leading zeros in Python
...ays removes the leading zeros, which I actually need, such that the result is always 8-bit:
9 Answers
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Inline SVG in CSS
Is it possible to use an inline SVG definition in CSS?
9 Answers
9
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Cell spacing in UICollectionView
How do I set cell spacing in a section of UICollectionView ? I know there is a property minimumInteritemSpacing I have set it to 5.0 still the spacing is not appearing 5.0. I have implemented the flowout delegate method.
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Why an abstract class implementing an interface can miss the declaration/implementation of one of th
...implement an interface: some of the interface's methods can be completely missing (i.e. neither an abstract declaration or an actual implementation is present), but the compiler does not complain.
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Correct approach to global logging in Golang
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Create a single log.Logger and pass it around?
That is possible. A log.Logger can be used concurrently from multiple goroutines.
Pass around a pointer to that log.Logger?
log.New returns a *Logger which is usually an indication that you should pass the object aroun...
enum.values() - is an order of returned enums deterministic
...
The Java language specification uses this explicit language:
@return an array containing the constants of this enum type, in the order they're declared [Source]
So, yes, they will be returned in declaration order. It's worth noting that the order might chang...
How to check what user php is running as?
I need to detect if php is running as nobody. How do I do this?
16 Answers
16
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Trigger 404 in Spring-MVC controller?
...ller {
@RequestMapping.....
public void handleCall() {
if (isFound()) {
// whatever
}
else {
throw new ResourceNotFoundException();
}
}
}
share
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How to detect that animation has ended on UITableView beginUpdates/endUpdates?
...
What about this?
[CATransaction begin];
[CATransaction setCompletionBlock:^{
// animation has finished
}];
[tableView beginUpdates];
// do some work
[tableView endUpdates];
[CATransaction commit];
This works because the tableVie...