install eclipse

http://askubuntu.com/questions/26632/how-to-install-eclipse

1. Extract the eclipse.XX.YY.tar.gz using
   

   $ tar -zxvf eclipse.XX.YY.tar.gz
   

2. Become root.
   

   $ sudo su
   

3. Copy the extracted folder to /opt
   

   # cp -r eclipse.XX.YY /opt
   

4. Create a desktop file and place it into /usr/share/applications
   

    # gedit /usr/share/applications/eclipse.desktop
   

   and copy the following to the eclipse.desktop file.
   

   [Desktop Entry]
   Name=Eclipse 
   Type=Application
   Exec=/opt/eclipse/eclipse
   Terminal=false
   Icon=/opt/eclipse/icon.xpm
   Comment=Integrated Development Environment
   NoDisplay=false
   Categories=Development;IDE
   Name[en]=eclipse.desktop
   

5. Create a symlink in /usr/local/bin using
   

    # cd /usr/local/bin
    # ln -s /opt/eclipse/eclipse
   

That's it.