Use Eclipse for a long time, I want to change the IDE with, say IDEA easy to use, try it today
Baidu has about IDEA, IDEA Community Edition free learn, on Baidu, download the community version (exe, zip, two) lazy choice exe
Do not be afraid to manually install security wrong, just the next step down, but when choosing a storage location, consider themselves to be installed directory
After installing run directly select + create new project, and then enter the name
Select sdks, + its own version
Select the module, + its own version ( if inadvertently step on to point out, select the top right corner configure project construct, similar to the logo of a folder, tap it out again )
After the above are done, click on the file + new + moudle, enter the project name, adding the packages and classes in the src, test, a simple version of the IDEA HelloWorld is complete