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Socket 错误返回码详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...imed out
Socket error 10061 - Connection refused
Socket error 10064 - Host is down
Socket error 10065 - No route to host
Socket error 10067 - Too many processes
Socket error 10091 - Network subsystem is unavailable
Socket error 10092 - WINSOCK.DLL version out of range
Socket error 1009...
How can I distribute python programs?
... with disutils for Linux, and Py2exe or something similar for Windows. For OS X I don't know. If it's an end user application you would probably want an disk image type of thing, I don't know how to do that. But read this post for more information on the user experience of it. For an application mad...
setuptools: package data folder location
...unction to __init__.py to locate an absolute path to a data
file:
import os
_ROOT = os.path.abspath(os.path.dirname(__file__))
def get_data(path):
return os.path.join(_ROOT, 'data', path)
print get_data('resource1/foo.txt')
Outputs:
/Users/pat/project/foo/data/resource1/foo.txt
After th...
Python concatenate text files
...if they were a single file is very handy. (Also, the fact that fileinput closes each file as soon as it's done means there's no need to with or close each one, but that's just a one-line savings, not that big of a deal.)
There are some other nifty features in fileinput, like the ability to do in-pl...
Visibility of global variables in imported modules
...
Globals in Python are global to a module, not across all modules. (Many people are confused by this, because in, say, C, a global is the same across all implementation files unless you explicitly make it static.)
There are different ways to solve this, depending on your ac...
'^M' character at end of lines
...the SQL script as it is echoed to the command-line. I don't know on which OS the SQL script was originally created.
16 Ans...
怎么往SetTimer的回调函数传递参数 - C/C++ - 清泛网 - 专注C/C++及内核技术
...息，然后处理之，这个过程有两个参与者，一 个是windows系统，它主要负责投递消息，收不收是用户线程的事，另一个就是用户线程，它主要负责取出消息并处理消息，即使用户线程因为睡眠或者根本 就没有设定消息循环，系统...
How do I check CPU and Memory Usage in Java?
... @ComputerScientist Because free is actually what is free (post GC) it doesn't show objects waiting for GC. To get MUCH more accurate, run 2 garbage collections before this answer. If you try it with and without GC you will find the post-GC values very consistent but the preGC will ...
Why is printing to stdout so slow? Can it be sped up?
... logging I decided to look into it and was quite surprised to find that almost all the time spent is waiting for the terminal to process the results.
...
How to read a single character from the user?
...now there's a function in Windows for it, but I'd like something that is cross-platform.
23 Answers
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