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C＋＋模板的特化 - C/C++ - 清泛网 - 专注C/C++及内核技术
...板，既然声明了，以后就得按这个规矩来，在我们之前的编程经验里，可以重复声明一个东西没问题，但是为同一个东东重复声明出不同的东西就不可以了，因此你就不能再声明诸如template<typename T1, typename T2> class Y;这样的声明...
Make sure only a single instance of a program is running
...
This code is Linux specific. It uses 'abstract' UNIX domain sockets, but it is simple and won't leave stale lock files around. I prefer it to the solution above because it doesn't require a specially reserved TCP port.
try:
import socket
s = socket.socket(socket....
Where is my .vimrc file?
...ur vimrc, start up Vim and do one of the following:
:e $HOME/.vimrc " on Unix, Mac or OS/2
:e $HOME/_vimrc " on Windows
:e s:.vimrc " on Amiga
Insert the settings you want, and save the file.
Note that exisitence of this file will disable the compatible option. See below for details.
L...
Should URL be case sensitive?
...is up to the server how to handle the request URL. Most of web servers are unix/linux and that means most of web servers are case sensitive.
– oᴉɹǝɥɔ
Apr 30 '13 at 16:37
...
What does the ??!??! operator do in C?
...rdcopy communication terminals as computer user interfaces. In the initial Unix and C era that was the ASR-33 Teletype.
This device was slow (10 cps) and noisy and ugly and its view of the ASCII character set ended at 0x5f, so it had (look closely at the pic) none of the keys:
{ | } ~
The trig...
How can I run a PHP script in the background after a form is submitted?
...ce the & at the end of the command (as pointed out by @netcoder). This UNIX command runs a process in the background.
The extra variables surrounded in single quotes after the path to the script are set as $_SERVER['argv'] variables that I can call within my script.
The email script then outp...
网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...解决办法：
1、在网页页面接到到gbk格式的参数后，通过编程把gbk变成utf8格式，即没有加上NU指定项。
2、在rewrite内部转换时，把输出参数从gbk变成utf8格式，即加上NU指定项（显然第2种方法是比较方便的）。
第一，下面是...
difference between #if defined(WIN32) and #ifdef(WIN32)
...onals.
For example in your case:
#if defined(WIN32) && !defined(UNIX)
/* Do windows stuff */
#elif defined(UNIX) && !defined(WIN32)
/* Do linux stuff */
#else
/* Error, both can't be defined or undefined same time */
#endif
...
CSV file written with Python has blank lines between each row
...at RFE is Informational. While \r\n may be "standard" on Windows, I'm sure Unix applications typically don't see it that way.
– Dan Breslau
Jul 28 '10 at 2:51
2
...
Converting Long to Date in Java returns 1970
...any epochs dates have been used in various systems. Commonly used is POSIX/Unix time, where the epoch is the first moment of 1970 in UTC. But you should not assume this epoch.
What precision?Are we talking seconds, milliseconds, microseconds, or nanoseconds since the epoch?
What time zone?Usually a ...