How To Declare Variables | Lecture 03 | Variables declaration | Android Studio

How to #download_jdk according to your Operation system.
How to #install_jdk.
How check that jdk is proper install or not on your machine.
How to #write #code #in #notepad
How to complie java source file in cmd
How to run java .class file in cmd
How to create first project in android studio.
How to create project in #android #studio #without #any #activity.
How to run a project in android studio that #not #have #any #activity or layout.