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AWS CLI Cheatsheet

http://docs.aws.amazon.com/IAM/latest/UserGuide/best-practices.html https://www.youtube.com/watch?v=_wiGpBQGCjU

Setup

Google Public NTP [AS15169]:

time.google.com

time1.google.com

time2.google.com

time3.google.com

AddOn:

https://addons.mozilla.org/en-US/firefox/addon/tree-style-tab/

Go to about:support in your address bar
Look for your profiles directory and open it:

Create a file named chrome/userChrome.css in your profile directory:

Instalación y configuracion de Jest + React Testing Library

En proyectos de React + Vite

Instalaciones:

yarn add --dev jest babel-jest @babel/preset-env @babel/preset-react 
yarn add --dev @testing-library/react @types/jest jest-environment-jsdom

Opcional: Si usamos Fetch API en el proyecto:

The .*shrc file

Basic LazyVim Setup with Ruby/Rails

A very basic setup for ruby/rails development using LazyVim

Prerequisites

First, you'll of course need neovim. I personally just use the stable release over nightly just because I dislike when things randomly break, and I have to stop working to deal with it. But do whatever you like.

Probably a good idea to start it and run :checkhealth to make sure everything works before proceeding.

	{
	"target": "linux/amd64",
	"http": "127.0.0.1:56741",
	"workdir": "workdir",
	"kernel_obj": "/home/dave/code/linux/",
	"image": "/img/bullseye.img",
	"sshkey": "/img/bullseye.id_rsa",
	"syzkaller": "/home/dave/code/syzkaller",
	"procs": 8,
	"type": "qemu",

	#include <glm/matrix.hpp>

	class Frustum
	{
	public:
	Frustum() {}

	// m = ProjectionMatrix * ViewMatrix
	Frustum(glm::mat4 m);

	const crypto = require("crypto")

	// The `generateKeyPairSync` method accepts two arguments:
	// 1. The type ok keys we want, which in this case is "rsa"
	// 2. An object with the properties of the key
	const { publicKey, privateKey } = crypto.generateKeyPairSync("rsa", {
	// The standard secure default length for RSA keys is 2048 bits
	modulusLength: 2048,
	})

	lsblk
	sudo umount /dev/sd<?><?>
	xzcat ~/Downloads/linux.img.xz \| sudo dd of=/dev/sd<?> conv=fdatasync status=progress