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

rocapp

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

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

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

rocapp

#! /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
"""

rocapp

#!/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>"

rocapp

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 }'

rocapp

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:

rocapp

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


class AWSConfig:
    def __init__(self):

rocapp

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

rocapp

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):

rocapp

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: