大约有 44,928 项符合查询结果（耗时：0.0491秒） [XML]
How do I implement a callback in PHP?
How are callbacks written in PHP?
9 Answers
9
...
What does `void 0` mean? [duplicate]
...void (new Date())
//all will return undefined
What's the point of that?
It seems pretty useless, doesn't it? If it always returns undefined, what's wrong with just using undefined itself?
In a perfect world we would be able to safely just use undefined: it's much simpler and easier to understand...
Remove not alphanumeric characters from string
...put.replace(/\W/g, '')
Note that \W is the equivalent of [^0-9a-zA-Z_] - it includes the underscore character. To also remove underscores use e.g.:
input.replace(/[^0-9a-z]/gi, '')
The input is malformed
Since the test string contains various escaped chars, which are not alphanumeric, it will ...
How do you automate Javascript minification for your Java web applications?
...
Round-up post
If you post something new in this thread, edit this post to link to yours.
Ant apply task (using YUI Compressor)
Custom YUI Compressor Ant task
Maven YUI Compressor plugin
Granule (for JSP, JSF, Grails, Ant)
Ant macros for Google Closure compiler
wro4j (Maven, servle...
How to push to a non-bare Git repository?
... usually work on a remote server via ssh (screen and vim), where I have a Git repository. Sometimes I'm not online, so I have a separate repository (cloned from my remote) on my laptop.
...
How to remove EXIF data without recompressing the JPEG?
...amera info... everything!) from JPEG files, but I don't want to recompress it, as recompressing the JPEG will degrade the quality, as well as usually increasing the file size.
...
JSON and XML comparison [closed]
...
Before answering when to use which one, a little background:
edit: I should mention that this comparison is really from the perspective of using them in a browser with JavaScript. It's not the way either data format has to be used, and there are plenty of good parser...
How to make an alert dialog fill 90% of screen size?
...en so I have android:layout_width/height="fill_parent" in the dialog xml it is only as big as the contents.
29 Answers
...
Using Razor within JavaScript
Is it possible or is there a workaround to use Razor syntax within JavaScript that is in a view ( cshtml )?
12 Answers
...
How to apply !important using .css()?
...ht be able to work around that problem, and apply the rule by referring to it, via addClass():
.importantRule { width: 100px !important; }
$('#elem').addClass('importantRule');
Or by using attr():
$('#elem').attr('style', 'width: 100px !important');
The latter approach would unset any previou...