大约有 45,000 项符合查询结果（耗时：0.0795秒） [XML]
Webrick as production server vs. Thin or Unicorn?
...
42
A couple important reasons
it's written in Ruby (see http://github.com/ruby/ruby/tree/trunk/li...
Saving and loading objects and using pickle
...implementation of the pickle module in C. So:
In [1]: import cPickle
In [2]: d = {"a": 1, "b": 2}
In [4]: with open(r"someobject.pickle", "wb") as output_file:
...: cPickle.dump(d, output_file)
...:
# pickle_file will be closed at this point, preventing your from accessing it any furth...
How do I get IntelliJ to recognize common Python modules?
...
209
Just create and add Python SDK
File -> Project Structure -> Project -> Project SDK -...
How to handle exceptions in a list comprehensions?
...ruth: 1) literally, i.e. lexically IN the comprehension itself, you can't; 2) practically, you delegate the job to a function or check for error prone values when that's feasible. Your repeated claim that this is not an answer is thus unfounded.
...
When should we use intern method of String on String literals
...
233
Java automatically interns String literals. This means that in many cases, the == operator app...
What are the lesser known but useful data structures?
...
1
2
3
Next
271
votes
...
What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?
...
27 Answers
27
Active
...
How to delete the last n commits on Github and locally?
I'm trying to delete the last 2 commits from one of my GitHub repositories. I've tried as suggested here : git push -f origin HEAD^^:master . It seems that it works, as the last two commits are removed.
...
Most tricky/useful commands for gdb debugger [closed]
...
12 Answers
12
Active
...
Python: fastest way to create a list of n lists
...Python loop using
d = numpy.empty((n, 0)).tolist()
but this is actually 2.5 times slower than the list comprehension.
share
|
improve this answer
|
follow
|...