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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...

... mysql-5.5.20 postfix-2.9.1 courier-authlib-0.62.4.tar.bz2 extmail-1.2.tar.gz extman-1.1.tar.gz Unix-Syslog-1.1.tar.gz perl-GD-2.35-1.el5.rf.i386.rpm rrdtool-1.2.23 Time-HiRes-1.9725.tar.gz File-Tail-0.99.3.tar.gz 一、环境配置 1、安装一下过程中所依赖...
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How does the Windows Command Interpreter (CMD.EXE) parse scripts?

...ed carets remain doubled. Phase 1 changes a bit Expansion errors in step 1.2 or 1.3 abort the CALL, but the error is not fatal - batch processing continues. Phase 2 tasks are altered a bit Any newly appearing unquoted, unescaped redirection that was not detected in the first round of phase 2 is...
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术

...户分别对这两台机器进行读写于是数据又不同步了。 1.2 分布式文件系统 对网上很多分布式文件系统进行了简单的了解和阅读。 如Lustre、 HDFS MogileFS FastDFS OpenAFS MooseFS pNFS GoogleFS TFS(taobao)。 仔细阅读下来,发现上...
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What are JavaScript's builtin strings?

...that piece of code just for fun in order to send it to my wife on February 14 :) Having only Chrome installed on the laptop I had no options to check how it works in Firefox and IE. Moreover, I haven't really expected that toString() representation of build-in methods might look differently in other...
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6个变态的C语言Hello World程序 - 创意 - 清泛网 - 专注C/C++及内核技术

...要动用C++...下面的六个程序片段主要完成这些事情: 1、输出Hello, World 2、混乱C语言的源代码 下面的所有程序都可以在GCC下编译通过,只有最后一个需要动用C++的编译器g++才能编程通过。 hello1.c #define _________ } #define ...
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Fastest way to determine if an integer's square root is an integer

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Regular expression that matches valid IPv6 addresses

...section 2.2 of rfc5952) link-local IPv6 addresses with zone index (section 11 of rfc4007) IPv4-Embedded IPv6 Address (section 2 of rfc6052) IPv4-mapped IPv6 addresses (section 2.1 of rfc2765) IPv4-translated addresses (section 2.1 of rfc2765) IPv6 Regular Expression: (([0-9a-fA-F]{1,4}:){7,7}[0-...
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User recognition without cookies or local storage

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Find unique rows in numpy.array

... 122 As of NumPy 1.13, one can simply choose the axis for selection of unique values in any N-dim a...
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How to convert numbers between hexadecimal and decimal

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