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Symmetric vs. Asymmetric Encryption – What are differences?

Information security has grown to be a colossal factor, especially with modern communication networks, leaving loopholes that could be leveraged to devastating effects. This art...

2019/09/06 15:55
286
SSL Handshake explained

SSL Handshake explained Kasun Dharmadasa Follow Oct 10, 2018 · 5 min read If you have ever browsed an HTTPS URL through a browser, you have experienced the SSL handshake. Even...

2019/09/06 15:45
163
Spring源碼學習--Configuration類配置bean的解析以及初始化所涉及的類

XmlBeanFactory XmlBeanDefinitionReader DefaultBeanDefinitionDocumentReader BeanDefinitionParserDelegate AbstractBeanFactory extends AbstractAutowireCapableBeanFactory extends De...

2019/07/05 18:18
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JWT

https://auth0.com/resources/ebooks/jwt-handbook

JWt
2019/01/11 18:32
64
是maven项目在指定JDK版本下编译和运行

Sometimes when you may need to compile a certain project to a different version than what you are currently using. The javac can accept such command using -source and -target. T...

2018/11/20 16:01
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Logging Servlet for changing Log Level at Runtime - Log4j2

import java.io.IOException; import java.io.PrintWriter; import java.net.URLEncoder; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import...

2018/10/16 11:02
135
Log4j2 Analysis

Log4j2 improvement compare with Log4j : AsyncLogger : Implemented by LMAX Disruptor technology (a lock-free inter-thread communication library, instead of queues, resulting in h...

2018/09/26 18:21
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why logging api better than system.out.println

The first and foremost advantage of any logging API over plain System.out.println resides in its ability to disable certain log statements while allowing others to print unhinde...

2018/09/14 13:35
22
how to find the tomcat version info on linux

Go to tomcat/lib folder . java -cp catalina.jar org.apache.catalina.util.ServerInfo

2018/08/10 14:39
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分布式锁的几种实现方式~

目前几乎很多大型网站及应用都是分布式部署的,分布式场景中的数据一致性问题一直是一个比较重要的话题。分布式的CAP理论告诉我们“任何一个分布式系统都无法同时满足一致性(Consistency)、...

Mybatis 源码学习

调用顺序链 解析xml配置 Reader reader = Resources.getResourceAsReader("mybatis-config.xml"); sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader); 调用SqlSessionFacto...

2018/08/03 14:07
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Mybatis源码学习 - ExceptionContext

ExeceptionContext 顾名思义 就是 exception 的上下文。 用来保存当前线程执行的一些重要信息 。 内部使用ThreadLocal实现。 当线程执行出现错误时,就可以将ThreadContext 保存的信息做成错...

2018/08/03 14:00
28
Databus架构分析与初步实践(for mysql)

目前关于databus的相关资料较少,特别是针对mysql的文档尤为稀少。本篇文章中介绍了databus相关组件及实现原理,初步实现了databus对mysql数据库的数据抓取,希望对后续使用者能提供一定的参...

2018/07/24 18:38
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MyISAM versus InnoDB

StackOverFlow 上关于 MyISAM versus InnoDB 的回答。 https://stackoverflow.com/questions/20148/myisam-versus-innodb 。 数据库的定义 很多开发者在最开始时其实都对数据库有一个比较模糊...

2018/07/23 18:17
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AtomicInteger 源码以及对CAS的理解

public class AtomicInteger extends Number implements java.io.Serializable { private static final long serialVersionUID = 6214790243416807050L; // setup to use Unsafe.compareAndS...

CAS
2018/07/04 10:38
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Spring Globle Transaction VS Local Transaction .

Actually there are plenty of resources answering your first two questions, for example Spring Documentation explains what local and global transaction is and depicts their diffe...

2018/07/02 16:13
35
linux command

tail -n 1500 log.log | more tail -f -n 1500 log.log ps -ef |grep processname |awk '{print $2}'|xargs kill -9 ps -ef |grep processname |grep -v grep | awk '{print $2}'| xargs ech...

2018/06/14 10:38
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12 useful terminal command

12 Terminal Commands Every Web Developer Should Know About August 10th 2017 The Terminal | Unix | Tools The terminal is one of the most important productivity tools in a develop...

2018/06/13 09:40
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Apache 和tomcat 的区别

Apache Http Server和Tomcat 之区别 标签: tomcat 2014-10-22 19:44 1972人阅读 评论(0) 收藏 举报 分类: tomcat(6) 作者同类文章X http://blog.csdn.net/huangtingyu/article/details/...

2017/06/06 17:47
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你可能不知道的 5 个强大的 HTML5 API

1. 全屏API(Fullscreen API) 该API允许开发者以编程方式将Web应用程序全屏运行,使Web应用程序更像本地应用程序。 Javascript代码 // 找到适合浏览器的全屏方法 function launchFullScree...

2016/11/28 13:36
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