大约有 44,700 项符合查询结果（耗时：0.0480秒） [XML]
While loop to test if a file exists in bash
...e file actually exists by adding:
while [ ! -f /tmp/list.txt ]
do
sleep 2 # or less like 0.2
done
ls -l /tmp/list.txt
You might also make sure that you're using a Bash (or related) shell by typing 'echo $SHELL'. I think that CSH and TCSH use a slightly different semantic for this loop.
...
git ahead/behind info between master and branch?
...
324
Here's a trick I found to compare two branches and show how many commits each branch is ahead o...
JSP : JSTL's tag
...
|
edited Mar 12 '14 at 13:39
Mdhar9e
1,32233 gold badges2222 silver badges4343 bronze badges
...
What is the difference between a generative and a discriminative algorithm?
...le. Suppose you have the following data in the form (x,y):
(1,0), (1,0), (2,0), (2, 1)
p(x,y) is
y=0 y=1
-----------
x=1 | 1/2 0
x=2 | 1/4 1/4
p(y|x) is
y=0 y=1
-----------
x=1 | 1 0
x=2 | 1/2 1/2
If you take a few minutes to stare at those two matrices, y...
How to convert an xml string to a dictionary?
...
62
This is a great module that someone created. I've used it several times.
http://code.activestat...
Cannot change version of project facet Dynamic Web Module to 3.0?
...
1
2
Next
314
...
Stacking DIVs on top of each other?
...t;
<div class="inner">1</div>
<div class="inner">2</div>
<div class="inner">3</div>
<div class="inner">4</div>
</div>
share
|
...
Log all requests from the python-requests module
...ctionpool:http://httpbin.org:80 "GET /get?foo=bar&baz=python HTTP/1.1" 200 366
Depending on the exact version of urllib3, the following messages are logged:
INFO: Redirects
WARN: Connection pool full (if this happens often increase the connection pool size)
WARN: Failed to parse headers (res...
How to print without newline or space?
...
22 Answers
22
Active
...
How can i take an UIImage and give it a black border?
...
242
With OS > 3.0 you can do this:
//you need this import
#import <QuartzCore/QuartzCore.h&...