#My Shell Commands

These are all shell commands I write for daily use, or maybe not :)

Run bash install in the directory to set the PATH

##random

Generating a random number using $RANDOM.

random: generate a random number between 0 and 32767

random <number>: generate a random number between 0 and number

##ce

Colourised echo output.

ce: Usage

ce -r|--red <message>: Output red message

ce -g|--green <message>: Output green message

ce -y|--yellow <message>: Output yellow message

ce -b|--blue <message>: Output blue message

ce -m|--magenta <message>: Output magenta message

ce -c|--cyan <message>: Output cyan message

##difference

Diff tool using git diff when available otherwise default diff.

This can replace default diff

difference <file_1> <file_2>: Diff two files

##whichen

Enhanced which, searching alias as well.

This can replace default which.

whichen <command>: Search command location or alias

##rtncd

Short for "return code", display return code for a command. Use this command carefully.

rtncd <command>: Display a return code for a command, doesn't display the command's output

rtncd -v <command>: Display a return code for a command, also display the command's output

##wf

Calculate word frequency from stdin.

wf [n]: Display the first n lines of top frequent words. By default n is 25.

##jsonparser

Parse JSON structure from a file.

jsonparser <file> <reference>: Get the value of the JSON using the reference. The reference sample is "statuses.0.text"

##extract

Extract compressed file.

extract <file>: Extract file

##trim

Trim spaces of a string.

trim <string>: Trim a string