1. Download
Download: https://www.jetbrains.com/idea/download/
2, installation
The default installation
3, break
License: http://idea.lanyus.com/
(1) registration code: Click the "Click Register" button
(2) modify the hosts file
Before entering the registration code, to "0.0.0.0 account.jetbrains.com"
added to the hosts file on your computer
* host file is usually in the directory C: \ Windows \ System32 \ drivers \ etc * in
use Notepad to open for editing, problems encountered can not be saved after you add
