大约有 40,000 项符合查询结果（耗时：0.0558秒） [XML]
Coffeescript — How to create a self-initiating anonymous function?
How to write this in coffeescript?
8 Answers
8
...
Is it possible to preview stash contents in git?
...r file in an un-popped stash:
git diff HEAD stash@{0} -- path/to/filename.php
share
|
improve this answer
|
follow
|
...
How can I check if a file exists in Perl?
...
Test whether something exists at given path using the -e file-test operator.
print "$base_path exists!\n" if -e $base_path;
However, this test is probably broader than you intend. The code above will generate output if a plain file exists at that path, but it will also fire for ...
How to exclude certain directories/files from git grep search
... pathspec, you must have at least one "inclusive" pathspec. In the above examples this is the ./* (recursively include everything under the current directory). In git v2.13 this restriction was lifted and git grep foobar -- ':!*.java' works without the ./*.
You could also use something like :(top) ...
Can I have onScrollListener for a ScrollView?
...
The sample code in the answer introduces a memory leak. Since the method is add and not set, all listeners will be retained until explicitly removed. So the anonymous class used as a listener implementation in the sample will leak...
Stop/Close webcam which is opened by navigator.getUserMedia
...eb/updates/2015/07/mediastream-deprecations?hl=en#stop-ended-and-active
Example (from the link above):
stream.getTracks().forEach(function(track) {
track.stop();
});
Browser support may differ.
Original answer
navigator.getUserMedia provides you with a stream in the success callba...
Are strongly-typed functions as parameters possible in TypeScript?
...unction. Is there a "type-safe" way of doing this that I am missing? For example, consider this:
8 Answers
...
Starting python debugger automatically on error
This is a question I have wondered about for quite some time, yet I have never found a suitable solution. If I run a script and I come across, let's say an IndexError, python prints the line, location and quick description of the error and exits. Is it possible to automatically start pdb when an err...
Cleaner way to update nested structures
...scalaz.TreeLoc). It turns out that the structure of the zipper is automatically derivable from the original data structure, in a manner that resembles symbolic differentiation of an algebraic expression.
But how does this help you with your Scala case classes? Well, Lukas Rytz recently prototyped a...
counting number of directories in a specific directory
...
Nice! How would you do this $ ls -l .vim with PHP? Or how to get only the total, without the list. I mean, in this case get only 52?
– Pathros
Mar 8 '17 at 18:32
...