大约有 43,000 项符合查询结果（耗时：0.0642秒） [XML]
remove None value from a list without removing the 0 value
...mbda x: x is not None, L) -- You could get rid of the lambda using partial and operator.is_not I think, but it's probably not worth it since the list-comp is so much cleaner.
– mgilson
Apr 19 '13 at 3:36
...
How can I recover the return value of a function passed to multiprocessing.Process?
...m each process, where one value is the actual return value you care about, and the other is a unique identifier from the process. But I also wonder why you need to know which process is returning which value. If that what you actually need to know about the process, or do you need to correlate betwe...
How to get the return value from a thread in python?
...m) for param in param_list] The order will be maintained, and exiting the with will allow result collection. [f.result() for f in futures]
– jayreed1
Jun 4 at 21:29
...
What is the difference between old style and new style classes in Python?
What is the difference between old style and new style classes in Python? When should I use one or the other?
8 Answers
...
Convert nested Python dict to object?
...nt way to get data using attribute access on a dict with some nested dicts and lists (i.e. javascript-style object syntax).
...
How do I check for C++11 support?
...amed __cplusplus that C++ compilers should set to the version of the C++ standard supported see this
#if __cplusplus <= 199711L
#error This library needs at least a C++11 compliant compiler
#endif
It is set to 199711L in Visual Studio 2010 SP1, but I do not know if vendors will be so bold to...
How do I use raw_input in Python 3
I am using Python 3.1 and can't get the raw_input to "freeze" the dos pop-up. The book I'm reading is for Python 2.5 and I'm using Python 3.1
...
C++ project organisation (with gtest, cmake and doxygen)
...
C++ build systems are a bit of a black art and the older the project
the more weird stuff you can find so it is not surprising that a lot
of questions come up. I'll try to walk through the questions one by one and mention some general things regarding building C++ lib...
How can I tell gcc not to inline a function?
...
The asm("") construct is actually fairly cross-platform and got the job done. I did it for x86 Linux and it did not cause a build problem on PowerPC AIX. Thanks for this useful suggestion!
– Marty
Nov 6 '14 at 23:58
...
What to put in a python module docstring? [closed]
Ok, so I've read both PEP 8 and PEP 257 , and I've written lots of docstrings for functions and classes, but I'm a little unsure about what should go in a module docstring. I figured, at a minimum, it should document the functions and classes that the module exports, but I've also seen a few mod...