- `sort file_name` sorts lines of file ![[images/Pasted image 20250802135027.png]] - -f to ignore case - -n to numerically sort - -r for reverse sort - -R for random sort - -d for dictionary order sort (ignores spaces and alphanumeric characters) - `pr` displays two files side-by-side![[images/Pasted image 20250802165452.png]] - -m merge (prints lines in parallel) - -t omits header - -l sets length in lines (default = 56 lines) - `diff` compares files line by line - -q only report difference - -i case insensitive comparison - -c output differences in context mode - -u output differences in unified mode (more concise) - -y display output in side-by-side format - --recursive ![[images/Pasted image 20250802171203.png]]![[images/Pasted image 20250802171401.png]]