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How do I sort an NSMutableArray with custom objects in it?
... There's nothing really wrong with it, but I think there are now much better alternatives.
– Georg Schölly
Apr 30 '09 at 6:43
6
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Why do we need break after case statements?
...istorically, it's because the case was essentially defining a label, also known as the target point of a goto call. The switch statement and its associated cases really just represent a multiway branch with multiple potential entry points into a stream of code.
All that said, it has been noted a n...
LINQ: Distinct values
...
IEqualityComparer<TKey> comparer)
{
HashSet<TKey> knownKeys = new HashSet<TKey>(comparer);
foreach (TSource element in source)
{
if (knownKeys.Add(keySelector(element)))
{
yield return element;
}
}
}
(If you pass...
Encoding URL query parameters in Java
How does one encode query parameters to go on a url in Java? I know, this seems like an obvious and already asked question.
...
String difference in Bash
...2" > p
Greg's Bash FAQ: Working with Named Pipes
Named pipe is also known as a FIFO.
The - on its own is for standard input.
<<< is a "here string".
& is like ; but puts it in the background
share
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Repeatedly run a shell command until it fails?
...tten a fuzzy test that fails unreliably. I've added some debug code, but now I want to run the test until it fails so I can gather the debug output.
...
Why does typeof NaN return 'number'?
...
It looks like you are right, @Andy. Now that's a peculiarity.
– Alsciende
Sep 2 '15 at 9:55
2
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How to create a temporary directory/folder in Java?
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This is dangerous. Java is known not to delete files immediately, so mkdir may fail sometimes
– Demiurg
Dec 1 '10 at 8:15
4
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PHP convert XML to JSON
...jects differently than strings. I cast the object to a string and it works now.
foreach($xml->children() as $state)
{
$states[]= array('state' => (string)$state->name);
}
echo json_encode($states);
sha...
How do I auto-reload a Chrome extension I'm developing?
... grunt-open to open http://reload.extensions when a file gets modified. It now acts exactly like livereload, but with an anoying chrome window opening each time I modify one of the specified plugin files :P. Thanks!
– GabLeRoux
Jul 15 '13 at 19:20
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