bashrc HowTo - Linux / Unix Q & A from nixCraft

How to enable colorized output for ls command in MacOS X Terminal

last updated January 24, 2018 in BASH Shell, FreeBSD, Mac OS X, UNIX

I am new to macOS or Apple OS X. How do I enable colorized output for my ls command on Apple Mac OS X just like the ones that shown on my Ubuntu Linux server? How do I configure Mac OS X Terminal app to have color ls output?

CentOS Install Java SDK using yum Command

last updated March 9, 2014 in CentOS, Package Management, RedHat and Friends

How do I install JDK runtime environment on a CentOS Linux version 6.x using yum command?

OpenSSH Config File Examples

last updated May 15, 2018 in BASH Shell, CentOS, Debian / Ubuntu, FreeBSD, Linux, OpenBSD, RedHat and Friends, Suse, UNIX

How do I create and setup an OpenSSH config file to create shortcuts for servers I frequently access under Linux or Unix desktop operating systems?

Linux / Unix Shell: Set Default Printer

last updated January 29, 2012 in UNIX

How do I set default printer in my Bash shell under CentOS Linux or FreeBSD unix desktop operating systems?

Explains: echo Command (echo $”string”) Double-quoted String Preceded By a Dollar Sign

last updated December 9, 2010 in BASH Shell, Linux

I noticed that many shell scripts in /etc/init.d/ directory use the following syntax:

echo $“Usage $prog start|stop|reload|restart”

Why a double-quoted string preceded by a dollar sign ($”string”) using the echo command under Linux / UNIX bash scripts?

How To Clear Shell History In Ubuntu Linux

last updated January 30, 2018 in BASH Shell, Commands, Ubuntu Linux

How do I clear the shell history in Ubuntu Linux?