How to get public IPv4 & IPv6 own address via Bash or Python.
How to ensure scripts needing Bash choose Bash instead of Ubuntu 17.10 default Dash shell.
pgrep only searches the first 15 characters by default. Adding the -f option makes pgrep search the whole process name, which is normally preferable.
How to find files while suppressing errors on Linux, MacOS, Windows and BSD.
How to diff or patch, disregarding line endings.
How to remove unwanted left columns from diff and old file listings.
remove text at right end of text file–especially useful for old Fortran files with Sequence numbers
Search for files qualified by modification time.