This is a summary notes when I install the Ubuntu Xenial environment.
Notes of Installing Ubuntu 16.04 Xenial
Add, list and remove PPA repositories
Yesql
Refer here.
Yesql is a Clojure library for using SQL. This is a note of my steps to test it.
Install VirtualBox on Ubuntu with PPA
The difference between Java inner class and static nested class
From here.
Google Chrome PPA for Ubuntu
From here. “PPA” means “Personal Package Archives”.
Python notes 2: underscores, dunder functions and dynamic creations
Python notes 1: scope, built-in functions and statements
Remove Docker Instance Content from Host
This a troubleshooting record when I find some Docker instances on a Docker host do not work.