Ls

"ls" is the list directory command, below are some of the flags we normally use.

Show only directories

$ ls -d */‎

Don't show group and owner

$ ls -lgo‎

Newest files first

$ ls -lt

File size and sort

$ ls -sSh

Show modification time

$ ls -lgot --time-style=long-iso

Sorting files by extension/version

$ ls -lgo --sort=extension 

// or sort by version 
$ ls -lgo --sort=version

Delete files using inode

qais@hdpdt01:~$ mkdir junk
qais@hdpdt01:~$ cd junk
qais@hdpdt01:~/junk$ ls
qais@hdpdt01:~/junk$ touch hello
qais@hdpdt01:~/junk$ ls -la
total 8
drwxr-xr-x  2 qais qais 4096 May  3 13:25 .
drwx------ 42 qais qais 4096 May  3 13:25 ..
-rw-r--r--  1 qais qais    0 May  3 13:25 hello
qais@hdpdt01:~/junk$ ls -i 
175965192 hello
qais@hdpdt01:~/junk$ find . -maxdepth 1 -type f -inum 175965192
./hello
qais@hdpdt01:~/junk$ find . -maxdepth 1 -type f -inum 175965192 -delete
qais@hdpdt01:~/junk$ ls -la
total 8
drwxr-xr-x  2 qais qais 4096 May  3 13:26 .
drwx------ 42 qais qais 4096 May  3 13:25 ..
qais@hdpdt01:~/junk$