http://www.cnblogs.com/moonz-wu/archive/2011/01/11/1932473.html
public class DoDoContact { private final int age; private final int safeID; private final String name; private final String address;
public int getAge() {
return age;
doubledouble
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| jvm内存模型 | |
| ---JMM就是java解决多线程下内存共享的一个模型，与内存分区管理是不同的层面！ | |
| 根据线程私有和线程共享来看： | |
| 线程私有： | |
| ---程序计数器：如果正在执行Java方法，则指向虚拟机字节码指令的地址，如果是native的，这个计算器的值为空。 | |
| ---虚拟机栈：保存本地变量、操作数栈、动态链接、方法出口等信息。为执行java方法服务。 |
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| 自旋锁 | |
| 自适应自旋 | |
| 锁消除 (eg 方法体内) | |
| 锁粗化 | |
| 轻量级锁 (CAS) | |
| 偏向锁 |
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| <html> | |
| <div id="header"> | |
| <a href="javascript:document.getElementById('my_iframe').contentWindow.history.back();" target="iframe">返回</a> | |
| </div> | |
| <div id="main"> | |
| <iframe id="my_iframe">内容</iframe> | |
| </div> | |
| </html> |
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| var vcity={ 11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古", | |
| 21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏", | |
| 33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南", | |
| 42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆", | |
| 51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃", | |
| 63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外" | |
| }; | |
| isIdCardNo = function(card) | |
| { |
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| package test.algorithm; | |
| import java.util.Arrays; | |
| /** | |
| * from wiki http://zh.wikipedia.org/wiki/插入排序 | |
| * http://zh.wikipedia.org/wiki/归并排序 | |
| **/ | |
| public class ALG { |
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| package test; | |
| public class SynchronizedTest { | |
| public static void main(String[] args) { | |
| J j = new J(); | |
| Thread inc1 = new Thread(new IncrementThread(j), "inc1"); | |
| Thread inc2 = new Thread(new IncrementThread(j), "inc2"); | |
| Thread dec1 = new Thread(new DecrementThread(j), "dec1"); | |
| Thread dec2 = new Thread(new DecrementThread(j), "dec2"); |
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| package test; | |
| /** | |
| * | |
| * @author Administrator | |
| * | |
| */ | |
| public class LoaderTest { |
让你提升命令行效率的 Bash 快捷键 [完整版] http://linuxtoy.org/archives/bash-shortcuts.html
简明 Vim 练级攻略 http://coolshell.cn/articles/5426.html
删除linux系统中eth0.bak与多余的网卡方法 http://www.iteasier.net/?p=63 ps：我只做了第一步。
CentOS 6.0 更改网络接口名称 http://blog.digglife.me/archives/186
Centos(RHEL) 6 添加网卡的方法 http://www.php-oa.com/2012/03/07/centos6-rhel-6-adding-a-new-network-device.html start_udev
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