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ls_usage [2021/01/15 21:53] – rajuls_usage [2022/07/22 23:27] – [Show file date in different date formats] raju
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 +==== sort ls output by filename length ====
 +<code>
 +ls --color=never --indicator-style=none | awk '{print length, $0}' |
 +sort -n | cut -d" " -f2-
 +</code>
 +
 +To see it in action, create some files
 +<code>
 +% touch a ab abc
 +</code>
 +
 +and some directories
 +<code>
 +% mkdir d de def
 +</code>
 +
 +Output of the normal ls command
 +<code>
 +% ls
 +a  ab  abc  d/  de/  def/
 +</code>
 +
 +Output from the proposed command
 +<code>
 +% ls --color=never --indicator-style=none | awk '{print length, $0}' |
 +sort -n | cut -d" " -f2-
 +a
 +d
 +ab
 +de
 +abc
 +def
 +</code>
 +
 +Ref:- https://stackoverflow.com/a/70628169
 ==== Show file date in different date formats ==== ==== Show file date in different date formats ====
 tags | YYYY-MM-DD, YYYYMMDD, YYYYMMDD_HHMMSS tags | YYYY-MM-DD, YYYYMMDD, YYYYMMDD_HHMMSS
Line 20: Line 55:
 -rwx------ 1 rajulocal rajulocal 1112 20201017 /home/rajulocal/.vimrc* -rwx------ 1 rajulocal rajulocal 1112 20201017 /home/rajulocal/.vimrc*
 </code> </code>
 +
 +==== indicators ====
 +"ls -F" appends indicators <nowiki>*/=>@|</nowiki> to filenames.
 +  * * means executable.
 +  * / means directory.
 +  * = means socket.
 +  * > means door.
 +  * @ means symbolic link (or that the file has extended attributes).
 +  * | means named pipe.
 +
 +Ref:- https://unix.stackexchange.com/questions/82357/what-do-the-symbols-displayed-by-ls-f-mean
  
ls_usage.txt · Last modified: 2022/07/22 23:34 by raju