大约有 46,000 项符合查询结果（耗时：0.0650秒） [XML]
How do I tell matplotlib that I am done with a plot?
...
There is a clear figure command, and it should do it for you:
plt.clf()
If you have multiple subplots in the same figure
plt.cla()
clears the current axes.
share
...
go to character in vim
...
vim +21490go script.py
From the command line will open the file and take you to position 21490 in the buffer.
Triggering it from the command line like this allows you to automate a script to parse the exception message and open the file to the problem position...
textarea - disable resize on x or y?
...
Sure it is possible with css and jquery
CSS:
resize: vertical;
resize: horizontal;
jQuery
$('textarea').css("resize", "vertical");
$('textarea').css("resize", "horizontal");
Bootstrap
just put the class in Textarea
for the vertical resize: vresi...
“[notice] child pid XXXX exit signal Segmentation fault (11)” in apache error.log [closed]
...
Attach gdb to one of the httpd child processes and reload or continue working and wait for a crash and then look at the backtrace. Do something like this:
$ ps -ef|grep httpd
0 681 1 0 10:38pm ?? 0:00.45 /Applications/MAMP/Library/bin/httpd -k start
501...
What is a pre-revprop-change hook in SVN, and how do I create it?
I wanted to edit a log comment in the repository browser and received an error message that no pre-revprop-change hook exists for the repository. Besides having a scary name, what is a pre-revprop-change hook, and how do I create it?
...
In Python script, how do I set PYTHONPATH?
I know how to set it in my /etc/profile and in my environment variables.
6 Answers
6
...
how do I strip white space when grabbing text with jQuery?
...,'');
That will remove all the spaces
If you want to remove the leading and trailing whitespace only, use the jQuery $.trim method :
var emailAdd = $.trim($(this).text());
share
|
improve this ...
MySQL: Invalid use of group function
...ause filters which rows MySQL selects. Then MySQL groups the rows together and aggregates the numbers for your COUNT function.
HAVING is like WHERE, only it happens after the COUNT value has been computed, so it'll work as you expect. Rewrite your subquery as:
( -- where that pid ...
How do I setup a SSL certificate for an express.js server?
...correct signature. connect() is simply an alias for connect.createServer() and therefore so is express() (which probably does some extra initialization, but the result is still a function appropriate for use as a request handler).
– ebohlman
Aug 6 '12 at 1:08
...
Create thumbnail image
...23aykb%28v=vs.110%29.aspx
Here's a rough example that takes an image file and makes a thumbnail image from it, then saves it back to disk.
Image image = Image.FromFile(fileName);
Image thumb = image.GetThumbnailImage(120, 120, ()=>false, IntPtr.Zero);
thumb.Save(Path.ChangeExtension(fileName, "...