Submitted by Lars Windolf on 19. October 2012 - 21:53 http://lzone.de/dump%20memcache%20keys You spent already 50GB on the memcache cluster, but you still see many evictions and the cache hit ratio doesn't look good since a few days. The developers s…

Classes and methods Usage Class Redis Class RedisException Predefined constants Class Redis Description: Creates a Redis client Example $redis = new Redis(); Class RedisException phpredis throws a RedisException object if it can't reach the Redis ser…

http://lzone.de/cheat-sheet/memcached memcached Cheat Sheet Telnet Interface How To Connect Use "ps -ef" to find out which IP and port was passed when memcached was started and use the same with telnet/netcat/... to connect to memcache. Example…

刚好要用看了网上翻译版本都是2011,2012年的,随手翻译一下新版 2017年10月28日23:48:08 使用方法 : Ctrl+F 官方英文版 https://github.com/phpredis/phpredis makedown URL:https://github.com/phpredis/phpredis/blob/develop/README.markdown 安装/配置 安装 在OSX上安装 在Windows上构建 PHP Session handler 分布式Redis阵列…

PHP Redis 全部操作方法   Classes and methods Usage Class Redis Class RedisException Predefined constants Class Redis Description: Creates a Redis client Example $redis = new Redis(); Class RedisException phpredis throws a RedisException object if it can't…

作为程序员,看英文文档是必备技能,所以尽量还是多看英文版的^^ PhpRedis The phpredis extension provides an API for communicating with the Redis key-value store. It is released under the PHP License, version 3.01. This code has been developed and maintained by Owlient from November…

ThreadLocal是Java语言提供的用于支持线程局部变量的类.所谓的线程局部变量,就是仅仅只能被本线程访问,不能在线程之间进行共享访问的变量(每个线程一个拷贝).在各个Java web的各种框架中ThreadLocal几乎已经被用烂了,spring中有使用,mybatis中也有使用,hibernate中也有使用,甚至我们写个分页也用ThreadLocal来传递参数......这也从侧面说明了ThreadLocal十分的给力. 从使用者的角度而言,一般我们可以将ThreadLocal看做是一…

线程创建与终止 线程创建 Thread类与Runnable接口的关系 public interface Runnable { public abstract void run(); } public class Thread implements Runnable { /* What will be run. */ private Runnable target; ...... /** * Causes this thread to begin execution; the Java Virtu…

Database Primary key and Foreign key --Create Referenced Table CREATE TABLE Department ( DeptID int PRIMARY KEY, --define primary key Name varchar (50) NOT NULL, Address varchar(100) NULL ) --Create Referencing Table CREATE TABLE Employee ( EmpID int…

转载:http://www.cnblogs.com/dolphin0520/p/3920407.html 一. 对ThreadLocal的理解 ThreadLocal,很多地方叫做线程本地变量,也有地方叫做线程本地存储,其实意思差不多.可能很多朋友都知道ThreadLocal为变量在每个线程中都创建了一个副本,那么每个线程可以访问自己内部的副本变量. 这句话从字面上看起来看容易理解,但真正理解并不是那么容易. /** * 学习ThreadLocal * Created by mrf on 201…