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var number = 100000000000000000000;
console.log(number.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ','));

regex: (/\B(?=(\d{3})+(?!\d))/g, ',')

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gcc your_program.c && ./a.out

SafraPC

describe("Validing User Login", () => {
  it("should return true if login is valid", () => {
    const loginVar = "jonas@gmail.com";
    const senhaVar = "123456";
    function login(loginp: string, passwordp: string) {
      return loginp && passwordp.length > 4;
    }
    expect(login(loginVar, senhaVar)).toBe(true);
  });
});

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for create package.json
yarn init -y

convert typescript to js more fast than babel and add ts
yarn add -D typescript sucrase

create folder src and add server.ts there

create into package.json
"scripts": {

SafraPC

In CMD linked in your project folder: 

yarn create react-app . --template typescript


yarn add -D eslint-config-prettier eslint-plugin-prettier @typescript-eslint/eslint-plugin @typescript-eslint/parser


yarn add styled-components

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How open a JFrame in center of monitor with JAVA


---CODE---


import java.awt.Dimension;
import java.awt.Toolkit;

import javax.swing.JFrame;

SafraPC

#get an image
sudo docker pull redis:6.0.10-alpine
#List images
sudo docker images
#run an image
sudo docker run -d -p 6379:6379 -i -t redis:6.0.10-alpine
#list the image who is running
sudo docker ps
#close the image and procces of BD
sudo docker stop <ID>

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#COPY BY diego3g
# If you come from bash you might have to change your $PATH.
# export PATH=$HOME/bin:/usr/local/bin:$PATH

export ANDROID_HOME=~/Android/Sdk
export PATH="$PATH:$ANDROID_HOME/tools"
export PATH="$PATH:$ANDROID_HOME/platform-tools"

# Path to your oh-my-zsh installation.
export ZSH="/Users/diegofernandes/.oh-my-zsh"

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:root {
    --color-background: #121214;
    --color-green: #04d361;
    --color-red: #e83f5b;
    --color-orange: #fd951f;
    --color-yellow: #f7df1e;
    --color-primary: #8257e6;
    --color-primary-hover: #9466ff;
    --color-secondary: #e1e1e6;
    --color-text: #a8a8b3;