intellij usuage

https://www.jetbrains.com/idea/help/meet-intellij-idea.html

maven clean & install

click the View > Tool Windows > Mavne Projects

you can find the maven project View
then you can maven install and clean with double click clean or install button

svn commit changes..

click the View > Tool Windows > Version Control

you can find the Version Control View like upper image
then you click the Local Changes Tab
that's already complete you can. You just click the VCS button
you can find the commit changes view like bottom image