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I) Linux Optimization

1.1) cp and mv: no need to type the file for the seacond option/choice after directory

  • efficient demo on mv
[root@iZ2vc5lqzt23aweti4j777Z ~]# mv JanFourteenth2024.awesome myNewDirectory/
[root@iZ2vc5lqzt23aweti4j777Z ~]# ls myNewDirectory/
JanFourteenth2024.awesome  JanSeventeenth2023.awesome
[root@iZ2vc5lqzt23aweti4j777Z ~]# ll myNewDirectory/
total 4
-rw-r--r-- 1 root root 4096 Jan 16 20:29 JanFourteenth2024.awesome
-rw-r--r-- 1 root root    0 Jan 17 08:39 JanSeventeenth2023.awesome
  • efficient demo on cp
[root@iZ2vc5lqzt23aweti4j777Z ~]# cp JanTwentySixth.txt myNewDirectory/
[root@iZ2vc5lqzt23aweti4j777Z ~]# ls myNewDirectory/
JanFourteenth2024.awesome  JanSeventeenth2023.awesome  JanTwelfth2024Copy.txt  JanTwelfth2024.txt  JanTwentySixth.txt  loren.txt
  • bothered/inefficient demo
[root@iZ2vc5lqzt23aweti4j777Z ~]# cp JanTwelfth2024_a.txt myNewDirectory/JanTwelfth2024.txt
[root@iZ2vc5lqzt23aweti4j777Z ~]# ll myNewDirectory/
total 8
-rw-r--r-- 1 root root 4096 Jan 16 20:29 JanFourteenth2024.awesome
-rw-r--r-- 1 root root    0 Jan 17 08:39 JanSeventeenth2023.awesome
-rw-r--r-- 1 root root   28 Jan 17 12:20 JanTwelfth2024.txt

本文标签： bondTrialsOngoingPerceptionErrors

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