Robbie Capps rocapp

Install dependencies - pip install fastapi 'uvicorn[standard]'

Run the example - uvicorn main:app --host 0.0.0.0 --port 8000

Access multiple pages from http://localhost:8000/ and send messages

Source code files

main.py

How to Install PostgreSQL Using `cloud-init`

cloud-init allows customising and configuring deployed server instances on most popular cloud service providers easily without requiring the use of other related tools like Ansible. Since cloud-init is such a reliable tool, this brief write-up will document the exact steps and procedures to install and setup PostgreSQL on a Debian 12 (Bookworm) server instance.

Get the Key ID From the Public Key

wget -qO- https://www.postgresql.org/media/keys/ACCC4CF8.asc \
  | gpg --with-fingerprint --with-colons \
  | awk -F: '/^fpr/ { print $10 }'

	{ config, pkgs, modulesPath, lib, system, ... }:

	{
	imports = [
	(modulesPath + "/profiles/qemu-guest.nix")
	];

	config = {
	#Provide a default hostname
	networking.hostName = lib.mkDefault "base";

	#! /usr/bin/env python3

	"""
	List all Firefox tabs with title and URL

	Supported input: json or jsonlz4 recovery files
	Default output: title (URL)
	Output format can be specified as argument
	"""

	#!/usr/bin/env /bin/bash

	##
	# dd_parallel.sh
	# Low-level IO to disks using 'dd' in parallel.
	# ref: https://unix.stackexchange.com/a/160526/217521
	##

	usage() {
	echo "Usage: $0 -i <input_file> -o <output_file> -b <block_size:512000B> -c <count:1000> -s <status:progress>"

	import boto3, json, os, shutil, subprocess
	from argparse import ArgumentParser

	"""
	Big Chalice Deployer deployes Chalice Apps using the "chalice package ..." command and
	modifies the resulting sam.json template to make use of the Docker deployment process
	instead of the default, s3 based, process. Additionally, the ability to delete the
	resulting SAM App is available via the CLI.

	Usage:

	#!/usr/bin/env python
	import requests
	import json
	import argparse
	import configparser
	from pathlib import Path


	class AWSConfig:
	def __init__(self):

	def get_best(file):
	words = list()
	with open(file, 'r') as f:
	bf = json.load(f)
	sbf = sorted(bf.items(), key=itemgetter(1), reverse=True)
	sbf = [bb[0] for bb in sbf]
	return sbf[0:int(len(sbf)/2.0)] # chooses the top half

	import numpy as np
	from tweepy import API, OAuthHandler
	import json

	auth = OAuthHandler(consumer_key, consumer_secret) # Connect to twitter via oAuth
	auth.set_access_token(access_token, access_token_secret)

	api = API(auth)

	def get_haikus(api):

	def haiku(sdict):
	sdict = dict([(sk, sv) for sk, sv in sdict.items() if len(sk) >= 3])
	first_5 = choose_words(sdict, 5, 0)
	seven = choose_words(sdict, 7, 1)
	sec_5 = choose_words(sdict, 5, 2)
	first_line = ' '.join(first_5)
	second_line = ' '.join(seven)
	third_line = ' '.join(sec_5)
	hai = ', '.join([first_line, second_line, third_line])
	with open('haiku.txt', 'a+') as h:

Robbie Capps rocapp

Source code files

How to Install PostgreSQL Using cloud-init

Get the Key ID From the Public Key

How to Install PostgreSQL Using `cloud-init`