parkdifferent

摘要： BigDecimal 1. BigDecimal加减乘除后，最终结果为返回值，原来的BigDecimal对象不变。 2. BigDecimal比较用 compareTo方法 阅读全文

摘要： In contrast, the lifecycle of a bean in a Spring container is more elaborate. It’simportant to understand the lifecycle of a Spring bean, because you 阅读全文

摘要： https://github.com/crossoverJie/Java-Interview Java-Interview https://github.com/aalansehaiyang/technology-talk?hmsr=toutiao.io&utm_medium=toutiao.io& 阅读全文

摘要： 参考文献 Class Loaders in Java https://www.baeldung.com/java-classloaders 类加载原理分析&动态加载Jar/Dex https://www.jianshu.com/p/0b1dba1a1e95 阅读全文

摘要： 参考文献 Introduction to Java 8 Streams https://www.baeldung.com/java-8-streams-introduction A Guide to Streams in Java 8: In-Depth Tutorial with Examples 阅读全文

摘要： 运行结果： 阅读全文

摘要： 五种IO模型介绍和对比 https://juejin.im/post/5bd32b84f265da0ac962e7c9 Linux 的 IO 通信 以及 Reactor 线程模型浅析 https://juejin.im/entry/5abc896c6fb9a028c675c837 阅读全文

摘要： JAVA的网络IO模型彻底讲解 https://mp.weixin.qq.com/s/zRBH6SJjRqBiZSmK6fREUw Netty 系列之 Netty 线程模型 https://infoq.cn/article/netty-threading-model Netty中，耗时的业务逻辑代码 阅读全文

摘要： Centos安装MySQL: https://qizhanming.com/blog/2017/05/10/centos-7-yum-install-mysql-57 ALTER USER 'root'@'localhost' IDENTIFIED BY 'xxx'; GRANT ALL PRIVI 阅读全文

摘要： Comparable interface can be used to provide single way of sorting whereas Comparator interface is used to provide different ways of sorting. For using 阅读全文