大约有 44,935 项符合查询结果(耗时:0.0355秒) [XML]

https://stackoverflow.com/ques... 

warning about too many open figures

In a script where I create many figures with fix, ax = plt.subplots(...) , I get the warning RuntimeWarning: More than 20 figures have been opened. Figures created through the pyplot interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory. ...
https://stackoverflow.com/ques... 

How to move a model between two Django apps (Django 1.7)

...'t really focus too much on the structure, however now I am further along with Django it has started to appear that my project layout mainly my models are horrible in structure. ...
https://stackoverflow.com/ques... 

What is the GAC in .NET?

... Right, so basically it's a way to keep DLLs globally accessible without worrying about conflicts. No more DLL Hell. Each architecture and version gets it's own place to live. It also gets it own way to browse it in Explorer, so if you go to ...
https://stackoverflow.com/ques... 

Postgres: INSERT if does not exist already

I'm using Python to write to a postgres database: 17 Answers 17 ...
https://stackoverflow.com/ques... 

How to prevent the activity from loading twice on pressing the button

I am trying to prevent the activity from loading twice if I press the button twice instantly after the first click. 19 Answ...
https://stackoverflow.com/ques... 

How to use Swift @autoclosure

I noticed when writing an assert in Swift that the first value is typed as 6 Answers ...
https://stackoverflow.com/ques... 

Difference between a Structure and a Union

...ruct and a union ? Basically I know that struct uses all the memory of its member and union uses the largest members memory space. Is there any other OS level difference? ...
https://stackoverflow.com/ques... 

how can you easily check if access is denied for a file in .NET?

...e to check if I have rights to open the file before I actually try to open it; I do not want to use a try/catch for this check unless I have to. Is there a file access property I can check before hand? ...
https://stackoverflow.com/ques... 

What is the fastest way to compute sin and cos together?

...ns simultaneously. If you need strong optimization, perhaps you should use it. Here is a small example: http://home.broadpark.no/~alein/fsincos.html Here is another example (for MSVC): http://www.codeguru.com/forum/showthread.php?t=328669 Here is yet another example (with gcc): http://www.allegro...
https://stackoverflow.com/ques... 

How to determine whether a given Linux is 32 bit or 64 bit?

When I type uname -a , it gives the following output. 21 Answers 21 ...