perl foreach counter

Built-in variable $_:Let's take a look at an example: Copy Code code as follows: #!/usr/bin/perl-w @array = QW (a b c d); foreach (@array) { Print $_, ""; } The role of an example is to define an array and print out the

Chapter 5 using Perl for CGIProgramming• This chapter introduces the commonGateway Interface (CGI) and discussesHow Perl can be used as a CGIProgramming Language. It begins withOverview of CGI, how CGI programs areLiked to web clients, and how

Use memcached to write down Data stored in memcached is stored in the memory storage space built in memcached.Because the data only exists in the memory, restarting memcached and the operating system will cause all data to disappear.In addition,

Use the memcached, write down The data saved in the memcached is stored in the memcached built-in memory storage space. Because the data exists only in memory, restarting memcached and restarting the operating system can cause all data to disappear.

PHP, a nested abbreviated name, is an abbreviation for the English Super Text preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and Microsoft's ASP quite a bit similar, is a server-side implementation of

1. Manually Install Zabbix client (1) Download Windows Zabbix Client From the official Download Zabbix agent, the package contains 2 directories, one for Win32, the other is Win64, each directory should have 3 files, respectively: Zabbix_agentd.exe

Cite someone else's article to learn, address: http://kb.cnblogs.com/page/42734/Release Date: 2008/7/23Nagano Masahiro (Masahiro Nagano)Original link: http://gihyo.jp/dev/feature/01/memcached/0004I'm Mixi's Nagano. The internal condition of

Memcached's distributedAs described in the 1th time, memcached is called a "distributed" cache server, but there is no "distributed" functionality on the server side. The server-side only includes the memory storage features introduced in the 2nd

Original link: http://gihyo.jp/dev/feature/01/memcached/0004 Links to this series of articles are here: 1th Time: http://www.phpchina.com/html/29/n-35329.html 2nd time: http://www.phpchina.com/html/30/n-35330.html 3rd time: http://www.

Series Article Navigation:Memcached completely dissect –1. The foundation of Memcachedmemcached comprehensive analysis of –2. Understanding the memory storage of memcachedmemcached comprehensive analysis of –3. The deletion mechanism and development