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How can I move a tag on a git branch to a different commit?
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Use the -f option to git tag:
-f
--force
Replace an existing tag with the given name (instead of failing)
You probably want to use -f in conjunction with -a to force-create an annotated tag instead of a non-annotated one.
Exa...
How to fix Git error: object file is empty?
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I had a similar problem. My laptop ran out of battery during a git operation. Boo.
I didn't have any backups. (N.B. Ubuntu One is not a backup solution for git; it will helpfully overwrite your sane repository with your corrupted one.)
To the git wizards, if this wa...
List comprehension vs map
Is there a reason to prefer using map() over list comprehension or vice versa? Is either of them generally more efficient or considered generally more pythonic than the other?
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Is it possible to declare two variables of different types in a for loop?
Is it possible to declare two variables of different types in the initialization body of a for loop in C++?
8 Answers
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Convert number to month name in PHP
...ded way to do this:
Nowadays, you should really be using DateTime objects for any date/time math. This requires you to have a PHP version >= 5.2. As shown in Glavić's answer, you can use the following:
$monthNum = 3;
$dateObj = DateTime::createFromFormat('!m', $monthNum);
$monthName = $date...
Is there a format code shortcut for Visual Studio?
In Eclipse there is a shortcut, Ctrl + Shift + F , that re-indents code and fixes comments and blank lines. Is there an equivalent for Visual Studio 2010?
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How do I rename all folders and files to lowercase on Linux?
I have to rename a complete folder tree recursively so that no uppercase letter appears anywhere (it's C++ source code, but that shouldn't matter).
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ruby on rails f.select options with custom attributes
I have a form select statement, like this:
5 Answers
5
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MIN and MAX in C
Where are MIN and MAX defined in C, if at all?
14 Answers
14
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What is the point of function pointers?
I have trouble seeing the utility of function pointers. I guess it may be useful in some cases (they exist, after all), but I can't think of a case where it's better or unavoidable to use a function pointer.
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