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| gzip -c －l ~/Downloads/select.txt| ssh root@192.168.1.2 "gunzip -c > /home/test/test.txt"
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1
| for file in \<directory A>/*;do rm <directory B>/\`basename $file`; done
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1
| ln -sfn file/b_directory test
|
1
| lynx -dump http://www.neofaster.cc |grep http|awk '{print $2}'.
|
1
| awk '{match($0,/device\-id=([0-9|a-z|A-Z]\-?)+/,a); print a[0]}' xxxx.log | sort | uniq
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| #root账户
su -s /bin/bash -c "whoami" www
#非root账户,具有sudo权限
sudo -u www whoami
|
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2
| find directory1 -printf "%P\n" | sort > file1
find directory2 -printf "%P\n" | sort | diff file1 -
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