Maksim Kalmykov mkalmykov

How to get a fancier bash prompt PS1 inside a docker container

Today I wanted to make a recording of me running some commands inside a docker-container.

❯ docker-compose run app bash
root@e9bb2af4dc11:/usr/local/go/src/example.com/dev/project#

Needless to say it looked a bit bland with no colors and a long prompt that prevents me from recording a small terminal and show the full commands I'm

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

	# Quick Python logging example. Shows a minimal way to support timezone (%z)
	# and milliseconds (%f) format strings in a logging formatter's datefmt string.
	# The default Formatter.formatTime func loses timezone info (%z becomes +0000)
	# because time.strtime is passed struct_time from time.localtime(rec.created).
	# Calling time.strftime('%z') without passing an explicit struct_time yields a
	# string based on the system's timezone at call time, which is good enough.

	import time
	import sys
	import logging

	require 'sidekiq/api'

	# 1. Clear retry set

	Sidekiq::RetrySet.new.clear

	# 2. Clear scheduled jobs

	Sidekiq::ScheduledSet.new.clear

	import os
	import io

	from PIL import Image

	from django.core.urlresolvers import reverse
	from django.conf import settings

	from rest_framework import status
	from rest_framework.test import APITestCase

	curl --include \
	--no-buffer \
	--header "Connection: Upgrade" \
	--header "Upgrade: websocket" \
	--header "Host: example.com:80" \
	--header "Origin: http://example.com:80" \
	--header "Sec-WebSocket-Key: SGVsbG8sIHdvcmxkIQ==" \
	--header "Sec-WebSocket-Version: 13" \
	http://example.com:80/

	HTTP status code symbols for Rails

	Thanks to Cody Fauser for this list of HTTP responce codes and their Ruby on Rails symbol mappings.

	Status Code Symbol
	1xx Informational
	100 :continue
	101 :switching_protocols
	102 :processing

	create table deps_saved_ddl
	(
	deps_id serial primary key,
	deps_view_schema varchar(255),
	deps_view_name varchar(255),
	deps_ddl_to_run text
	);

	create or replace function deps_save_and_drop_dependencies(p_view_schema varchar, p_view_name varchar) returns void as
	$$

	// Usage: mongo {Server without mongodb:// example 127.0.0.1:27017}/{DbName} [-u {Username}] [-p {Password}] < ./mongo-ls.js

	var collections = db.getCollectionNames();

	print('Collections inside the db:');
	for(var i = 0; i < collections.length; i++){
	var name = collections[i];

	if(name.substr(0, 6) != 'system')
	print(name + ' - ' + db[name].count() + ' records');

	[
	{name: 'Afghanistan', code: 'AF'},
	{name: 'Åland Islands', code: 'AX'},
	{name: 'Albania', code: 'AL'},
	{name: 'Algeria', code: 'DZ'},
	{name: 'American Samoa', code: 'AS'},
	{name: 'AndorrA', code: 'AD'},
	{name: 'Angola', code: 'AO'},
	{name: 'Anguilla', code: 'AI'},
	{name: 'Antarctica', code: 'AQ'},