Reinstall Ubuntu

Khi cài lại ubuntu lưu ý backup lại setting:
1. Bash history, rc, profile ...
2. Data tự tạo như source code ...
3. Config phần mềm như apache, system như /etc/hosts
Vì khi cài lại thì đầu óc hay đơ nên cần note lại. Vì linux có thể upgrade ... chỉ thế nào mới cài lại.
http://askubuntu.com/questions/145618/how-can-i-shorten-my-command-line-bash-prompt

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