大约有 47,000 项符合查询结果（耗时：0.0549秒） [XML]
How to use JavaScript regex over multiple lines?
... way to specify "any character, including a newline". If you want to match all newlines, you would need to add \r as well to include Windows and classic Mac OS style line endings: (.|[\r\n]).
That turns out to be somewhat cumbersome, as well as slow, (see KrisWebDev's answer for details), so a bett...
How do you list the active minor modes in emacs?
...
C-h m or M-x describe-mode shows all the active minor modes (and major mode) and a brief description of each.
share
|
improve this answer
|
...
Remove NA values from a vector
...values, and I'm trying to find the max value in that vector (the vector is all numbers), but I can't do this because of the NA values.
...
How to send a message to a particular client with socket.io
I'm starting with socket.io + node.js, I know how to send a message locally and to broadcast socket.broadcast.emit() function:- all the connected clients receive the same message.
...
Visual Studio 2010 annoyingly opens documents in wrong MDI pane
...ng the window layout and see if that fixes it.
First, Window -> Close All Documents
Then, Window -> Reset Window Layout
Exit VS to be sure, then go back in.
share
|
improve this answer
...
How to force an entire layout View refresh?
...Invalidate the whole view. If the view is visible, onDraw(Canvas) will be called at some point in the future. This must be called from a UI thread. To call from a non-UI thread, call postInvalidate().
ViewGroup vg = findViewById (R.id.mainLayout);
vg.invalidate();
Now, when the Activity resume...
Find a class somewhere inside dozens of JAR files?
..., use the jar (or unzip -v), grep, and find commands.
The following lists all class files that match a given name:
for i in *.jar; do jar -tvf "$i" | grep -Hsi ClassName && echo "$i"; done
If you know the entire list of Java archives you want to search, you could place them all in the sa...
How do you add CSS with Javascript?
...sheet.insertRule('strong { color: red; }', sheet.cssRules.length);
...on all but (naturally) IE8 and prior, which uses its own marginally-different wording:
sheet.addRule('strong', 'color: red;', -1);
There is a theoretical advantage in this compared to the createElement-set-innerHTML method, i...
Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...s of simple selectors.
The :nth-child() pseudo-class counts elements among all of their siblings under the same parent. It does not count only the siblings that match the rest of the selector. Similarly, the :nth-of-type() pseudo-class counts siblings sharing the same element type, which refers to t...
Eclipse does not highlight matching variables
...dow > preferences > java > editor > mark occurrences
Select all options available there.
Also go to:
Preferences > General > Editors > Text Editors > Annotations
Compare the settings for 'Occurrences' and 'Write Occurrences'
Make sure that you don't have the 'Text as ...