大约有 38,000 项符合查询结果（耗时：0.0432秒） [XML]
When to use an assertion and when to use an exception
..., you can use them almost everywhere and I'm using this rule of thumb: the more an assertion statement looks stupid, the more valuable it is and the more information it embeds. When debugging a program that does not behave the right way, you will surely check the more obvious failure possibilities b...
Adding new column to existing DataFrame in Python pandas
...(it can trigger false positives) but from 0.13.0 it let you know there are more adequate methods for the same purpose. Then, if you get the warning, just follow its advise: Try using .loc[row_index,col_indexer] = value instead
>>> df1.loc[:,'f'] = pd.Series(np.random.randn(sLength), index=...
Optimizing away a “while(1);” in C++0x
... the optimization of actually
non-terminating loops. The former are much more common than the
latter, and often more interesting to optimize.
There are clearly also for-loops with an integer loop variable in
which it would be difficult for a compiler to prove termination, and
it would t...
Why doesn't JavaScript support multithreading?
...etera) into separate processes, but I can’t imagine a single page having more than one JavaScript thread.
You can however use, as was suggested, setTimeout to allow some sort of scheduling and “fake” concurrency. This causes the browser to regain control of the rendering thread, and start the...
How to add Git's branch name to the commit message?
...
Why is this the answer? It's more like let me google that for you. Answer by @shytikov should be selected
– TheRealFakeNews
Apr 22 '19 at 22:36
...
Limit text length to n lines using CSS
...
|
show 4 more comments
113
...
What should every developer know about databases? [closed]
... the whole data centric view of the world. The data centric world view is more different from the process centric world view than anything most developers have ever learned. Compared to this gap, the gap between structured programming and object oriented programming is relatively small.
The thir...
Check if a variable is a string in JavaScript
...
|
show 6 more comments
1996
...
Using logging in multiple modules
...isting_loggers=False if you're using Python 2.6 or later (see the docs for more information). The default value is True for backward compatibility, which causes all existing loggers to be disabled by fileConfig() unless they or their ancestor are explicitly named in the configuration. With the value...