Linux: Get Process Arguments
Objective: Get the command line arguments passed to a process on Linux using proc.
Bash: Get Exit Status Values of All Piped Commands
Objective: Get the exit status codes of all commands executed in a foreground pipeline (for example ‘command1 | command2 | command3’).
Unix / Linux: Display Read Prompt in ANSI Color
Objective: The read shell command is used to read a line from standard input with an optional prompt. How to specify ANSI color sequences for the prompt?
Unix / Linux: Bash Shell Disable History Logging
Objective: Disable command line history logging in bash shell.
Unix / Linux: Shell Stopwatch
Objective: Time an event or something using the shell on Unix or Linux.
Linux: Recover Deleted File That Is Still Open
Objective: A file has been accidentally deleted on Linux but another process still has the file open. Restore or recover the file using /proc filesystem.
Unix / Linux: Include Header in Grep Result
Objective: Always include the header line when using grep. In other words, do not perform pattern matching on the header, but only perform pattern matching on the body (from line 2 onwards).
Unix / Linux: Get List of Usernames from /etc/passwd
Objective: Get the list of usernames defined in the /etc/passwd file.
Linux: Get Username from UID
Objective: To get a user’s username given his id or UID.
Linux: Process List Sorted by Memory Usage
Objective: List running processes on Linux and sort them by memory usage.
