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How to create a temporary directory?
... temporary directory with a random name and makes sure that file doesn't already exist. You need to remember to delete the directory after using it though.
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How to implement a ConfigurationSection with a ConfigurationElementCollection
...aren't really necessary in this case, because "add"/"clear"/"remove" are already the default names of the XML elements.
– Wim Coenen
Feb 23 '12 at 11:11
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Selecting a row in DataGridView programmatically
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Beware if your DataGridView is read-only - then SelectedRows.Clear() will not work.
– Derek W
Sep 9 '13 at 13:05
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How to negate a method reference predicate
...);
Personally, I prefer the later technique because I find it clearer to read it -> !it.isEmpty() than a long verbose explicit cast and then negate.
One could also make a predicate and reuse it:
Predicate<String> notEmpty = (String it) -> !it.isEmpty();
Stream<String> s = ...;...
Makefile variable as prerequisite
...oo bar
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other-thing-that-needs-ENV: bar baz bono
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You can read about the different functions/variables used here and $() is just a way to explicitly state that we're comparing against "nothing".
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UIGestureRecognizer on UIImageView
...d if it is in either the began or changed UIGestureRecognizerState we will read the gesture's scale/rotation/translation property, apply that data to an affine transform, apply the affine transform to the image view, and then reset the gestures scale/rotation/translation.
- (void)pinchGestureDe...
How to get the error message from the error code returned by GetLastError()?
...aracter buffer (pBuffer)
// of max length (cchBufferLength) with the human-readable error message
// for a Win32 error code (dwErrorCode).
//
// Returns TRUE if successful, or FALSE otherwise.
// If successful, pBuffer is guaranteed to be NUL-terminated.
// On failure, the contents of pBuffer are u...
Location of parenthesis for auto-executing anonymous JavaScript functions?
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For clarification to other readers (mainly because I didn't understand it at first myself :) ), foo and/or bar must already equal some function. (e.g. foo = function(){alert('hi');}. If neither are a function, an error is thrown.
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Re-doing a reverted merge in Git
...nal merge, and happily announces that all is well and branches have been already merged. What do I do now? Create a 'Revert "Revert "28s -> develop"" ' commit? Doesn't seem to be a good way to do it, but I can't imagine any other at the moment.
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Why doesn't ruby support method overloading?
... edited Mar 15 '13 at 21:42
dreadwail
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answered Feb 21 '12 at 7:38
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