大约有 43,100 项符合查询结果（耗时：0.0505秒） [XML]
Python: Append item to list N times
...
129
For immutable data types:
l = [0] * 100
# [0, 0, 0, 0, 0, ...]
l = ['foo'] * 100
# ['foo', '...
How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
...
461
Option A
If your install isn't already damaged, you can drop unwanted PostgreSQL servers ("clus...
runOnUiThread vs Looper.getMainLooper().post in Android
...
1 Answer
1
Active
...
What is process.env.PORT in Node.js?
...
|
edited Feb 23 '17 at 9:01
schu34
77877 silver badges2020 bronze badges
answered Sep 18 '13 at...
django templates: include and extends
...
111
When you use the extends template tag, you're saying that the current template extends another...
How do I list all remote branches in Git 1.7+?
...
19 Answers
19
Active
...
Can I have an IF block in DOS batch file?
In a DOS batch file we can only have 1 line if statement body? I think I found somewhere that I could use () for an if block just like the {} used in C-like programming languages, but it is not executing the statements when I try this. No error message either. This my code:
...
Diff files present in two different directories
...
You can use the diff command for that:
diff -bur folder1/ folder2/
This will output a recursive diff that ignore spaces, with a unified context:
b flag means ignoring whitespace
u flag means a unified context (3 lines before and after)
r flag means recursive
...
Add a fragment to the URL without causing a redirect?
...
170
window.location.hash = 'something';
That is just plain JavaScript.
Your comment...
Hi, ...