Bash is a free shell for Unix-like operating systems from the GNU Project.

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how to access homedir by root user

I want to access root user's home directory /root/. However following commands dont lead me to the root directory. sudo -s cd ~ It leads to the home dir of regular user. How to access /root ...
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4answers
919 views

using awk to make exact matches

i'm just wondering how can we use awk to do exact matches. for eg $ cal 09 09 2009 September 2009 Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ...