Raspberry Pi Study Notes-Modify Raspberry Pi software source

0 PrefaceThis document describes how to modify the Raspberry Pi software source. If you use the raspbian system, the method for modifying the software source is the same as that for Ubuntu, you can find the latest software source image in the http://www.raspbian.org and modify the content in the/etc/APT/sources file.
[Related blog] [Raspberry Pi Study Notes-index blog]-Please pay attention to more blog posts. [Linux study notes -- Ubuntu update software source]
1. Where is the software source?[Raspberry Pi software source image list] By August 2014, software source images in China were available-Tsinghua University (access will be suspended in 2015) dalian Neusoft Information College, China University of Science and Technology, Huazhong University of Science and Technology. For example, the software source image address of Dalian Neusoft Information Institute is -- http://mirrors.neusoft.edu.cn/raspbian/raspbian
2. Modify sources. List[Backup] Back up the source list before modification, and then modify sources. list CD/etc/apt CP sources. list sources. list_back [modify] sudo nano sources. list for example, using Dalian Neusoft Information Institute software source image, the modified content is as follows: Deb http://mirrors.neusoft.edu.cn/raspbian/raspbian wheezy main contrib non-free RPI
3. Update Software sources and software# Update software source sudo apt-Get update # Update Software sudo apt-Get upgrade