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“tag already exists in the remote" error after recreating the git tag
...or update hooks (whichever hooks exist on the remote). Those hooks can decide whether to allow or reject the tag create/delete/update.
The old-sha1 value is the all-zeros "null" SHA-1 if the tag is being created. The new-sha1 is the null SHA-1 if the tag is being deleted. Otherwise both SHA-1 va...
Adding additional data to select options using jQuery
...
HTML Markup
<select id="select">
<option value="1" data-foo="dogs">this</option>
<option value="2" data-foo="cats">that</option>
<option value="3" data-foo="gerbils">other</option>
</select>
C...
What requirement was the tuple designed to solve?
... of otherwise unrelated values without creating a type in only one way:
void M(int foo, string bar, double blah)
Logically this is exactly the same as a method M that takes one argument which is a 3-tuple of int, string, double. But I hope you would not actually make:
class MArguments
{
publ...
Class method decorator with self arguments?
...wered Jul 30 '12 at 23:38
li.davidmli.davidm
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Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
Consider the following example on a 32 bit x86 machine:
11 Answers
11
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Installing MSBuild 4.0 without Visual Studio 2010
...er findings after I check it out.
UPDATE: I can confirm that the link provided above does indeed install MSBuild along with other portions of what would constitute an SDK for .NET 4.0. I'm successfully using this on my build machine now without installing Visual Studio 2010 to build our project.
U...
Check if pull needed in Git
... pull", and the other two as "don't need to pull".
You can get the commit id of any ref using git rev-parse <ref>, so you can do this for master and origin/master and compare them. If they're equal, the branches are the same. If they're unequal, you want to know which is ahead of the other. U...
Java: Best way to iterate through a Collection (here ArrayList)
...
I didn't say that those wouldn't work, but if by any chance a certain improvements or performance changes are done for the implementations of collections, then it would automatically apply for your code and you don't need to wri...
What does git rev-parse do?
...that I've used for:
--verify to verify that the specified object is a valid git object.
--git-dir for displaying the abs/relative path of the the .git directory.
Checking if you're currently within a repository using --is-inside-git-dir or within a work-tree using --is-inside-work-tree
Checking if...
What are file descriptors, explained in simple terms?
...e maintained, where first one is per-process and the second one is system wide. FD in per-process table (i.e fdtable) is not unique system wide. However it maps to v-node table that contains the system wide unique entries. So when you call fopen() and fileno() function to check the descriptor then y...