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Difference between Select and ConvertAll in C#
...implemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select over ConvertAll as it works for any kind of list, but they do the same basically.
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How to check if std::map contains a key without doing insert?
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answered Oct 7 '10 at 23:15
PotatoswatterPotatoswatter
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Remove non-numeric characters (except periods and commas) from a string
... characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
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How to get just the parent directory name of a specific file
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edited Feb 2 '13 at 21:49
answered Nov 19 '11 at 20:39
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jQuery .on('change', function() {} not triggering for dynamically created inputs
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276
You should provide a selector to the on function:
$(document).on('change', 'input', function(...
Mongoimport of json file
I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows:
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IntelliJ 13 - Add Navigate Back/Forward to toolbar?
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answered Dec 6 '13 at 20:00
Software EngineerSoftware Engineer
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Java Byte Array to String to Byte Array
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273
You can't just take the returned string and construct a string from it... it's not a byte[] da...
Get data from fs.readFile
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edited Feb 26 at 14:37
widged
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answered Apr 7 '1...
Fragments onResume from back stack
I'm using the compatibility package to use Fragments with Android 2.2.
When using fragments, and adding transitions between them to the backstack, I'd like to achieve the same behavior of onResume of an activity, i.e., whenever a fragment is brought to "foreground" (visible to the user) after popin...