日落狐狸眠冢上
夜归儿女笑灯前
人生有酒须当醉
一滴何曾到九泉
No Pifuzhiyong be willing Zuiwo battlefield.
The third week Xueji
The third week of the main learning regular expressions and Shell Programming
1. Regular Expressions basic character
2. extended regular expressions
3.grep, sed, awk text processing tools
4.Shell script basic format and composition
5.Shell basic logic
6. Shell arithmetic
7, Shell condition determination