unix - The Awesome Dude

Getting Started with emacs in 30 Minutes

Emacs is a very extensible text editor that was started as far as 1970s. I have never really explored this editor much but somehow recently become interested to get to know this tool a bit more. This post will share a very quick journey of how setting up emacs and

unix

Grep From List of Words

Grep is very powerful unix command line tools to search plain-text dataset using regex. The basic functionality of grep is as follow: grep [pattern] [file] Since wikipedia already has an excellent introduction for the basic functionality. I will jump out to uncommon feature to search from list of words that

bash

Bash Trick - Editing Shell Command

There will a time when we need to run a long or complex command in bash. I found myself in this situation when I play around with elasticsearch today. I need to run many curl command with long body like the below. curl -XGET localhost:9200/megacorp/employee/_search?pretty