105

BASH drivers, start your engines | The Linux Rain

 4 years ago
source link: http://www.thelinuxrain.com/articles/bash-drivers-start-your-engines
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
There's always more than one way to do a job in the shell, and there may not be One Best Way to do that job, either. Nevertheless, different commands with the same output can differ in how long they take, how much memory they use and how hard they make the CPU work. Out of curiosity I trialled 6 different ways to get the last 5 characters from each line of a text file, which is a simple text-processing task.

About Joyk


Aggregate valuable and interesting links.
Joyk means Joy of geeK