在Ubuntu 中安装eclipse, eclipse 文件已经下载好！

If you've downloaded Eclipse from their official website, follow these steps for the installation.

1. Extract the eclipse.XX.YY.tar.gz using
2. tar -zxvf eclipse.XX.YY.tar.gz
3. Become root.
4. sudo -i
5. Copy the extracted folder to /opt
6. cp -r eclipse.XX.YY /opt
7. Create a desktop file and install it:
8. gedit eclipse.desktop

   and copy the following to the eclipse.desktop file.

   [Desktop Entry]

   Name=Eclipse

   Type=Application

   Exec=eclipse

   Terminal=false

   Icon=eclipse

   Comment=Integrated Development Environment

   NoDisplay=false

   Categories=Development;IDE;

   Name[en]=Eclipse

   then execute the following command to automatically install it in the unity:

   desktop-file-install eclipse.desktop

9. Create a symlink in /usr/local/bin using
10. cd /usr/local/bin
11. ln -s /opt/eclipse/eclipse
12. For eclipse icon to be displayed in dash, eclipse icon can be added as
13. cp /opt/eclipse/icon.xpm /usr/share/pixmaps/eclipse.xpm

That's it.