Shahan Ahmed Khan shahanahmed86

Migrate GPG Keys from One Workstation to Another

Replace [your key] with your key ID

To obtain your key ID

gpg --list-secret-keys --keyid-format LONG

Which returns something like

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash

Steps to deploy a Node.js app to DigitalOcean using PM2, NGINX as a reverse proxy and an SSL from LetsEncrypt

If you use the referal link below, you get $10 free (1 or 2 months) https://m.do.co/c/5424d440c63a

I will be using the root user, but would suggest creating a new user

http://www.oracle.com/technetwork/database/database-technologies/express-edition/downloads/index.html

unzip oracle-xe-11.2.0-1.0.x86_64.rpm.zip

	// check version
	node -v \|\| node --version

	// list locally installed versions of node
	nvm ls

	// list remove available versions of node
	nvm ls-remote

	// install specific version of node

	type Listener<T extends Array<any>> = (...args: T) => void;

	class EventEmitter<EventMap extends Record<string, Array<any>>> {
	private listeners: { [K in keyof EventMap]?: Set<Listener<EventMap[K]>>} = {};

	private getListeners<K extends keyof EventMap>(eventName: K): Set<Listener<EventMap[K]>> {
	return this.listeners[eventName] ?? new Set();
	}

	on<K extends keyof EventMap>(eventName: K, listener: Listener<EventMap[K]>) {

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

	# Restore
	cat your_dump.sql \| docker exec -i your-db-container psql -U postgres

	name: ci-cd pipeline deploy to prod

	on:
	push:
	branches: [ feature/github-action ]
	jobs:
	deploy:
	runs-on: ubuntu-latest
	steps:
	- name: Get Github action IP

	# 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