bashoneliners.com

Welcome to bashoneliners.com, a curated collection of practical and well-explained Bash one-liners, snippets, tips and tricks. We aim to make each published one-liner to be of high quality: useful, easy to read, follows best practices, with clear, detailed, accurate explanation. These one-liners should help you automate tasks, troubleshoot problems, whether it be in system administration, file management, networking or programming.

Pretty-print JSON with Python

curl -s 'https://api.github.com/orgs/github/repos' | python -m json.tool

November 15, 2023bashoneliners

Generate a random number of up to 6 digits

python -c 'import random; print(random.randint(0, 10**6 - 1))'

September 19, 2018johntellsall

Puppet/Bash: test compare json objects.

unless => "client_remote=\"$(curl localhost:9200/_cluster/settings | python -c \"import json,sys;obj=json.load(sys.stdin);print(obj['persistent']['search']['remote'])\")\"; new_remote=\"$( echo $persistent_json | python -c \"import json,sys;obj=json.load(sys.stdin);print(obj['persistent']['search']['remote'])\")\"; [ \"$client_remote\" = \"$new_remote\" ]",

July 27, 2018cjedwa

Get load average in a more parse-able format

python -c 'import os; print os.getloadavg()[0]'

January 5, 2013FoxWilson