修改 Exec， Icon 路径，将文件保存 pycharm.desktop，拖到unity侧边栏
[Desktop Entry]
Categories=Development;
Comment[zh_CN]=
Comment=
Exec=/home/shalei/pycharm-community-3.0/bin/pycharm.sh
GenericName[zh_CN]=IDE
GenericName=IDE
Icon=/home/shalei/pycharm-community-3.0/bin/pycharm.png
MimeType=
Name[zh_CN]=Pycharm
Name=Pycharm
Path=
StartupNotify=true
Terminal=false
Type=Application
X-DBUS-ServiceName=
X-DBUS-StartupType=
X-KDE-SubstituteUID=false
X-KDE-Username=owen