Archive: 2017


Hadoop Internals -- Configuration

IntroductionAs what is called, Configuration is used to store all kinds of configurations in the hadoop platform, either they are from files(like core-default.xml) or from users(set via conf.setInt(&q


I arrived in Hangzhou yesterday

I arrived in Hangzhou yesterday, and I could feel that the amounts of dopamine released in my brain fluctuated from time to time. At first I felt really happy, I was not sure why. Then I felt sort of