Add shortcut to Ubuntu Unity Launcher

To add any shortcut to Ubuntu 12.10 Unity Launcher just

1. Create file with such content:
   [Desktop Entry]
   Version=1.0
   Type=Application
   Name=JetBrains RubyMine
   Exec="/home/.../RubyMine-5.0/bin/rubymine.sh" %f
   Icon=/home/.../RubyMine-5.0/bin/RMlogo.svg
   Comment=Develop with pleasure!
   Categories=Development;IDE;
   Terminal=false
   StartupNotify=true
   StartupWMClass=jetbrains-rubymine
2. Place it in ~/.local/share/applications/<any name>.desktop
3. Drag and drop this file into the Unity Launcher.
4. Profit!!!