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Multiple variables in a 'with' statement?
...ng contextlib.nested:
Deprecated since version 2.7: The with-statement now supports this
functionality directly (without the confusing error prone quirks).
See Rafał Dowgird's answer for more information.
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Use tab to indent in textarea
I have a simple html textarea on my side. Right now if you click tab in it, it goes to the next field. I would like to make the tab button indent a few spaces instead. How can I do this? Thanks.
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Should I use int or Int32
... is important (cryptographic code, structures) so future maintainers will know it's safe to enlarge an int if appropriate, but should take care changing Int32s in the same way.
The resulting code will be identical: the difference is purely one of readability or code appearance.
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chrome undo the action of “prevent this page from creating additional dialogs”
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I know my answer didn't directly answer the question the way it was worded, but it provided the information that the original poster was seeking. As for Dentaku's answer, I can say with some confidence that it is not the correct...
How to automatically install Emacs packages by specifying a list of package names?
... Previously I used this code and sometimes it did not work for some unknown reason saying "Package blah-blah is not available for installation" (here blah-blah is always the first element of the list). If I install the first package manually, everything works fine, but it is not a solution. Anyw...
How can I generate a unique ID in Python? [duplicate]
...uction code (and about to roll out to more uses of it in a newer release). Now I'm scared!
– Matthew Schinckel
Nov 6 '10 at 7:38
2
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java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare();
... YourBackgroundThread(YourActivity parent) {
this.parent = parent;
}
Now the background thread can push Toast messages to the screen.
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Why should I prefer to use member initialization lists?
...estructor of “Type” is called for “a” since it goes out of scope.
Now consider the same code with MyClass() constructor with Initializer List
// With Initializer List
class MyClass {
Type variable;
public:
MyClass(Type a):variable(a) { // Assume that Type is an already
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Why use prefixes on member variables in C++ classes
... to nul-terminated char arrays, and it's not really all that difficult to know that "customerName" is a string!
However, I do use prefixes to specify the usage of a variable (essentially "Apps Hungarian", although I prefer to avoid the term Hungarian due to it having a bad and unfair association wi...
How do I wrap a selection with an HTML tag in Visual Studio?
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I know this is old and you have probably found the answer by now but I would just like to add for the sake of those who might not know it that this is possible in VS 2010:
Select the code you would like to surround.
Do ctrl-k ...