ubuntu12.04安裝eclipse4.3添加PyDev提示Unable to read repository

環境：

ubuntu12.04.2_64bit

jdk1.7.0

1. 下載並配置jdk

2. 下載 Eclipse Standard 4.3 for Linux 64 bit

http://www.eclipse.org/downloads/download.php?file=/technology/epp/downloads/release/kepler/R/eclipse-standard-kepler-R-linux-gtk-x86_64.tar.gz

3. 下載後解壓

tar -zxvf eclipse-standard-kepler-R-linux-gtk-x86_64.tar.gz

cd eclipse

./eclipse

便可運行elipse

4. 安裝python3

sudo apt-get install python3 -y

5. 安裝PyDev，這裏有官方的教程，很簡單

http://pydev.org/manual_101_install.html

安裝步驟到這的時候

提示

Unable to read repository at http://pydev.org/updates/content.xml.

Unable to read repository at http://pydev.org/updates/content.xml.

Host name may not be null

網上查了一下，發現是偉大的牆在搗亂！

看了下這個http://stackoverflow.com/questions/5714994/unable-to-load-the-repositorypydev-for-eclipse，發現matze999提到一個解決辦法，就是讓eclipse走代理，具體方法以下：

http://www.mkyong.com/web-development/how-to-configure-proxy-settings-in-eclipse/