Venryx

import {forwardRef, useImperativeHandle, ForwardRefExoticComponent, RefAttributes, Ref} from "react";

export type Handle<T> = T extends ForwardRefExoticComponent<RefAttributes<infer T2>> ? T2 : never;

export const Parent = (props: {})=> {
  let childHandle: Handle<typeof Child>;
  return (
    <div onClick={()=>childHandle.SayHi()}>
      <Child name="Bob" ref={c=>childHandle = c}/>
    </div>

prograhammer

Git Cheat Sheet

Single Git Commands

Initialize a git repo in the current directory

# git init

Add a remote called "origin"

git remote add origin https://github.com/your-username-here/your-repo-here.git

zcmgyu

Setup

Setup ESLint, Pritter, Airbnb JS Style in Create React App project with VS Code editor

• Plugins: Prettier, Html, React Hooks

Prerequisites

Latest node, VSCode, npm, yarn

jayremnt

/*
	Script by JayremntB, 2020
	Unfollow all users who are not your friends
	Please copy all the code to make sure that you will not get any errors
	Before run this script, please navigate to https://www.facebook.com/me/following
 */

// You can change time delay below or not (in milliseconds, 1 s = 1000 ms)
let delayTime = 0;

dvdbng

mkdir ~/vim
cd ~/vim

# Staically linked vim version compiled from https://github.com/ericpruitt/static-vim
# Compiled on Jul 20 2017
curl 'https://s3.amazonaws.com/bengoa/vim-static.tar.gz' | tar -xz

export VIMRUNTIME="$HOME/vim/runtime"
export PATH="$HOME/vim:$PATH"
cd -

paulnguyen-mn

Lộ trình học ReactJS cơ bản cho người mới bắt đầu 2020 🎉

• Đôi tượng: mới bắt đầu học ReactJS mà không biết học những gì.
• Yêu cầu kiến thức:
  • Javascript cơ bản: https://javascript.info/
  • ES6 syntax: http://es6-features.org/#Constants
  • Git cơ bản: Học cách quản lý source code
  • NPM (Node Package Manager): Tìm hiểu xem đây là gì?
  • Tiếng Anh (vì tài liệu đa số là Tiếng Anh)

magicznyleszek

CSS Selectors Cheatsheet

Hi! If you see an error or something is missing (like :focus-within for few years :P) please let me know ❤️

Element selectors

Element -- selects all h2 elements on the page

h2 {

sohamkamani

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,
})

ibraheem4

Installing Postgres via Brew

Pre-Reqs

Brew Package Manager

In your command-line run the following commands:

1. brew doctor
2. brew update

bradtraversy

Python Heroku Deployment

Steps to create a postgres database and deply a Python app to Heroku

Install guinicorn locally

pipenv install gunicorn
or
pip install gunicorn