Enhance and secure your Bash shells
Ever stopped and thought about what you're typing several times a day at the command prompt? Many experts prefer the Bash command prompt for its versatility, speed, and convenience. However, users often stick with a small collection of commands without realizing the full range of possibilities available through the very expressive Bash shell. In this article, I will describe a few of my favorite tricks. You might already be using some of these techniques, and some might be new to you; in either case, I hope this article encourages you to explore the advanced capabilities available through Bash.
Tailoring ls
At the end of a long day's work, I recently found myself staring at the command line and wondering where a certain command originated, namely the ls
command. I wouldn't want to hazard a guess at how many times I run the ls
command everyday.
With those bleary eyes, I realized that I'd been typing this command for more than 20 years with little knowledge about it, other than it essentially meant list
. For something so succinct, the all pervasive ls
command is not only greatly understated but also commonly taken for granted.
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