每天更强一点...

摘要： reference [1] http://www.cnblogs.com/IcanFixIt/p/7278696.html List, Set and Map 在Java语言中支持collection literals是非常需要的功能。 JDK 9替代了对collection literals的支持 阅读全文

摘要： reference: [1] http://www.cnblogs.com/IcanFixIt/p/7278696.html 一. JDK and JRE 在 Java SE 9之前，JDK中： bin目录用于包含命令行开发和调试工具，如javac，jar和javadoc。 它还用于包含Java命令 阅读全文

摘要： References [1] http://nvie.com/posts/a-successful-git-branching-model/ A golden git workflow: Branches feature/*: feature branches that are worked on 阅读全文

摘要： Replication provides redundancy so that in case of hardware failure, the service is still available Replication provides redundancy so that in case of 阅读全文

摘要： We need to add a prefix "prefix-" to <MsgId><Id> element in xml messages but there might be a new line between <MsgId> and <Id>. Example of the xml me 阅读全文

摘要： mtime, atime and ctime are timestamps associated with the modification, access and change of any file respectively.mtimemtime (modification time) indi 阅读全文

摘要： References [1] https://dzone.com/articles/how-analyze-java-thread-dumps The content of this article was originally written by Tae Jin Gu on the Cubrid 阅读全文

摘要： 工作中发现一个有意思的bug。Jenkins上测试UTF-8 解码文件的unit test莫名其妙的fail了，之前一直跑的好好的我们也没有改动任何代码。相关代码如下： 经过排查发现removeBlankLines(InputStreamReader in)方法内部对InputStreamReade 阅读全文

摘要： Try to inspect the memory leak in the following code: If a stack grows and then shrinks, the objects that were popped off the stack will not be garbag 阅读全文

摘要： a &= b also means a = a & b true & true ==> true true & false ==> false false & true ==> false false & false ==> false true | true ==> true true | fal 阅读全文