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进程间通信（IPC）的几种方式 - C/C++ - 清泛网 - 专注C/C++及内核技术
...: 管道与系统IPC之间的优劣比较?
答: 管道: 优点是所有的UNIX实现都支持, 并且在最后一个访问管道的进程终止后,管道就被完全删除;缺陷是管道只允许单向传输或者用于父子进程之间.
系统IPC: 优点是功能强大,能在毫不相关进...
Why is #!/usr/bin/env bash superior to #!/bin/bash?
... recently, /usr/sbin/sendmail) binary available to process mail, it's in a Unix-like system's best interest to have /usr/bin/env because the env shebang is such common practice. It is a de facto standard interface.
– zigg
Feb 13 '16 at 14:51
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C++ stl stack/queue 的使用方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...类型时，默认的容器类型为deque。
定义stack 对象的示例代码如下：
stack<int> s1;
stack<string> s2;
stack 的基本操作有：
入栈，如例：s.push(x);
出栈，如例：s.pop(); 注意，出栈操作只是删除栈顶元素，并不返回该元素，使用top()访...
uwsgi invalid request block size
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It's not the correct solution. What if we want to unix sockets?
– Farsheed
Aug 21 '15 at 11:28
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Threads vs Processes in Linux
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Linux (and indeed Unix) gives you a third option.
Option 1 - processes
Create a standalone executable which handles some part (or all parts) of your application, and invoke it separately for each process, e.g. the program runs copies of itse...
SVN+SSH, not having to do ssh-add every time? (Mac OS)
I know the answer is out there, but I'm pretty Unix-dumb and probably wouldn't recognize the solution if it hit me in the face.
...
lsof survival guide [closed]
lsof is an increadibly powerful command-line utility for unix systems. It lists open files, displaying information about them. And since most everything is a file on unix systems, lsof can give sysadmins a ton of useful diagnostic data.
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Combining node.js and Python
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For communication between node.js and Python server, I would use Unix sockets if both processes run on the same server and TCP/IP sockets otherwise. For marshaling protocol I would take JSON or protocol buffer. If threaded Python shows up to be a bottleneck, consider using Twisted Python, ...
Finding current executable's path without /proc/self/exe
...erall than any of the other methods discussed. There are situations on a Unix compatible system in which proper handling of argv[0] will not get you to your program but then you are executing in a certifiably broken environment. It is also fairly portable to all Unix derived systems since around ...
MySQL get the date n days ago as a timestamp
...P(DATE_SUB(NOW(), INTERVAL 30 day));
2009-06-07 21:55:09
mysql> SELECT UNIX_TIMESTAMP(DATE_SUB(NOW(), INTERVAL 30 day));
1244433347
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