João Pereira jpgpereira

Digital Ocean DevOps Cheatsheet (Ubuntu 16.04)

How to Deploy a Node.js App with SSL

Create an SSH key

We will need this for our server configuration

Open console

MongoDB AWS EC2 Setup Guide

You can see my latest update in my blog here https://medium.com/@calvin.hsieh/steps-to-install-mongodb-on-aws-ec2-instance-62db66981218

Credits:

Big thanks to Elad Nava and Shane Rainville for writing the above articles that allow me to conduct this guide. If by all means that I violated original post's copyright, please contact me.

	## Workflow Orchestration

	### 1. Plan Node Default
	- Enter plan mode for ANY non-trivial task (3+ steps or architectural decisions)
	- If something goes sideways, STOP and re-plan immediately - don't keep pushing
	- Use plan mode for verification steps, not just building
	- Write detailed specs upfront to reduce ambiguity

	### 2. Subagent Strategy
	- Use subagents liberally to keep main context window clean

	// Update globs depending on your framework
	---
	name: tailwind_v4
	description: Guide for using Tailwind CSS v4 instead of v3.x
	globs: ["*/.{js,ts,jsx,tsx,mdx,css}"]
	tags:
	- tailwind
	- css
	---

	import React from 'react';
	import firebase from 'firebase/app';
	import equal from 'deep-equal';

	function filterKeys(raw, allowed) {
	if (!raw) {
	return raw;
	}
	let s = new Set(allowed);
	return Object.keys(raw)

	{
	"env": {
	"browser": true,
	"meteor": true
	},
	"ecmaFeatures": {
	"arrowFunctions": true,
	"blockBindings": true,
	"classes": true,
	"defaultParams": true,

	user web;

	# One worker process per CPU core.
	worker_processes 8;

	# Also set
	# /etc/security/limits.conf
	# web soft nofile 65535
	# web hard nofile 65535
	# /etc/default/nginx

	//atmosphere packages: jparker:crypto-aes , matb33:collection-hooks

	var encryptionKey = "adsffe534tryertrrtweGe";

	//Before insert Hooks, I decide to use it only in the server. If you use on the client and server, you're encrypting it twice.
	Todos.before.insert( function( userId , doc ){

	doc.text = CryptoJS.AES.encrypt( doc.text , encryptionKey ).toString();

	} );