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https://wiki.python.org/moin/HowTo/Sorting
http://sahandsaba.com/thirty-python-language-features-and-tricks-you-may-not-know.html
Python中关于metaclass的问题，Stack overflow上有一相当精彩的描述：http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python
使用sudo apt-get update; sudo apt-get upgrade更新系统后，发现nginx服务器无法正常使用。查看error_log后发现：2014/06/24 16:22:04 [crit] 8827#0: *3 connect() to unix:/va
原文链接http://www.tecmint.com/20-funny-commands-of-linux-or-linux-is-fun-in-terminal/ Linux is fun! Huhhh. OK so you don’t believe me. Mind me at the end of this article you will have to believe that Lin
原文链接：http://www.cnblogs.com/zeyang/p/3601810.html 名词解释LAMPThe LAMP software bundle (here additionally with Squid). A high performance and high-availability solution for a hostile environmentLAMP是指一组通常
Ubuntu 12.04 - How to solve "The disk drive for /dev/mapper/cryptswap1 is not ready yet or not present" error at boot原文地址：http://punygeek.blogspot.com/2012/10/ubuntu-1204-how-to-solve-disk-drive-for.h
原文链接：http://opensource.com/business/14/3/want-it-job-learn-openstackWhether you love living in the cloud or still cling to your desktop applications whenever possible, it has become increasingly clear
原文链接：http://www.tecmint.com/linux-server-hardening-security-tips/Everybody says that Linux is secure by default and agreed to some extend (It’s debatable topics). However, Linux has in-built security
The Nmap aka Network Mapper is an open source and a very versatile tool for Linux system/network administrators. Nmap is used for exploring networks, perform security scans, network audit and finding
原文网址：http://betanews.com/2013/08/09/linux-gets-hit-by-a-trojan-its-time-to-sudo-apt-get-scared/ When evangelists pontificate the benefits of Linux, the topic of security always comes up. A big selling
Firewall is a part of computer network which is designed to block unauthorized packets and allow authorized ones. It handles traffic over ports and depending upon certain rule-sets, it allows or block
Tcpdump command acts as a packet analyzer on Linux/Unix platform. Tcpdump command will work for most of the Linux distributions. Tcpdump provides a facility to store all the captured packets which can
最近在高性能集群上面做蒙特卡罗模拟，需要高质量的随机数，标准库<cstdlib>提供的rand()质量不够好，而C++11带来的其中一个新特性就是关于random的，正好用来试一试。不过要最新版gcc才支持的比较好，build最新版的gcc真是费了很大劲～～～，进入正题在C++11中<random>分为两部分：Generators和Distributions。Generat
One of the great things about Linux is that you can do the same thing hundreds of different ways—even something as simple as generating a random password can be accomplished with dozens of different c
原文：http://www.tecmint.com/how-to-hack-your-own-linux-system/Passwords are the sole criteria of system Security for most of the System. And when it comes to Linux, if you know the root password you own
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