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Missing file warnings showing up after upgrade to Xcode 4
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I additionally had to quit and kill xcode for the problem to go away.
– Twilite
Apr 3 '12 at 16:31
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How do I undo 'git add' before commit?
...ing anything else.
You can use
git reset
without any file name to unstage all due changes. This can come in handy when there are too many files to be listed one by one in a reasonable amount of time.
In old versions of Git, the above commands are equivalent to git reset HEAD <file> and git re...
HEAD and ORIG_HEAD in Git
..., and it is a commit on top of which "git commit" would make a new one. Usually HEAD is symbolic reference to some other named branch; this branch is currently checked out branch, or current branch. HEAD can also point directly to a commit; this state is called "detached HEAD", and can be understood...
How do I syntax check a Bash script without running it?
...is documented, and as the beginning of the manpage states, bash interprets all single-character options that set does.
– ephemient
Oct 5 '08 at 20:55
24
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How to properly add include directories with CMake
...the headers... Do I need to list the headers of just this library, or also all the headers that it might depend on (on top of declaring the dependency on the library) ? It's a growing project and I quite dread the idea of adding a header to all the dependencies when I add one in the root library.
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How to amend several commits in Git to change author
...IL=$GIT_AUTHOR_EMAIL;
GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"; fi' -- --all
(split across lines for clarity, but not necessary)
Be sure to inspect the result when you're done, to make sure that you didn't change anything you didn't mean to!
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are there dictionaries in javascript like python?
...nspired by the literal object notation; it is worth noting that JSON is usually used in string context
– Chief
Jan 24 '15 at 17:53
2
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How to get the type of a variable in MATLAB?
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Another related function is whos. It will list all sorts of information (dimensions, byte size, type) for the variables in a given workspace.
>> a = [0 0 7];
>> whos a
Name Size Bytes Class Attributes
a 1x3 24 ...
Is it possible to force ignore the :hover pseudoclass for iPhone/iPad users?
...lt;body class="yui3-skin-sam no-touch">
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</body>
And have all CSS rules with ":hover" below ".no-touch":
.no-touch my:hover{
color: red;
}
Somewhere in the page, I have javascript to remove no-touch class from body.
if ('ontouchstart' in document) {
Y.one('body').removeCl...
Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
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Generically, a covariant type parameter is one which is allowed to vary down as the class is subtyped (alternatively, vary with subtyping, hence the "co-" prefix). More concretely:
trait List[+A]
List[Int] is a subtype of List[A...