Niklas Marion nimarion

Microservice Bots

What they are and why you should use them

Introduction

Recently more and more chatbots appear, the overall chatbot market grows and the platform for it grows as well. Today we are taking a close look at what benefits creating a microservice chatbot on Discord - (a communication platform mainly targeted at gamers) would provide.

The concepts and ideas explained in this whitepaper are geared towards bots with a bigger userbase where the limits of a usual bot style appear with a greater effect

Information about Discord itself

(If you are already proficient with the Discord API and the way a normal bot works, you may skip ahead to The Concept)

Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

	function Code() {
	const ref = React.useRef()
	React.useEffect(() => {
	const handler = e => {
	const selected = document.getSelection().toString().trim()
	ref.current.querySelectorAll("span:not(:has(*))").forEach(element => {
	if (element.textContent === selected) {
	element.classList.add("selected")
	} else {
	element.classList.remove("selected")

	import { createHash } from "crypto";
	import fs from "fs";
	import fsp from "fs/promises";
	import path from "path";
	import https from "https";
	import { PassThrough } from "stream";
	import type { Readable } from "stream";
	import type { LoaderFunction } from "remix";
	import sharp from "sharp";
	import type { Request as NodeRequest } from "@remix-run/node";

	/*
	* Copyright 2016 Austin Keener
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software

	Backup:
	docker exec -t -u postgres your-db-container pg_dumpall -c > dump_`date +%d-%m-%Y"_"%H_%M_%S`.sql

	Restore:
	cat your_dump.sql \| docker exec -i your-db-container psql -Upostgres

	# Backup
	docker exec CONTAINER /usr/bin/mysqldump -u root --password=root DATABASE > backup.sql

	# Restore
	cat backup.sql \| docker exec -i CONTAINER /usr/bin/mysql -u root --password=root DATABASE

	# input: fullchain.pem and privkey.pem as generated by the "letsencrypt-auto" script when run with
	# the "auth" aka "certonly" subcommand

	# convert certificate chain + private key to the PKCS#12 file format
	openssl pkcs12 -export -out keystore.pkcs12 -in fullchain.pem -inkey privkey.pem

	# convert PKCS#12 file into Java keystore format
	keytool -importkeystore -srckeystore keystore.pkcs12 -srcstoretype PKCS12 -destkeystore keystore.jks

	# don't need the PKCS#12 file anymore