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Setup multiple git identities & git user informations

/!\ Be very carrefull in your setup : any misconfiguration make all the git config to fail silently ! Go trought this guide step by step and it should be fine 😉

Setup multiple git ssh identities for git

• Generate your SSH keys as per your git provider documentation.
• Add each public SSH keys to your git providers acounts.
• In your ~/.ssh/config, set each ssh key for each repository as in this exemple:

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Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "your_email@youremail.com"

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• Passwords will contain at least 1 upper case letter
• Passwords will contain at least 1 lower case letter
• Passwords will contain at least 1 number or special character
• There is no length validation (min, max) in this regex!

Regular expression for JavaScript:

/((?=.*\d)|(?=.*\W+))(?![.\n])(?=.*[A-Z])(?=.*[a-z]).*$/

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How to Eyeball Your ‘This’ Context in Javascript

The early programmer struggles with the Javascript keyword this. But understanding your this context is easier than it seems.

This is all about where a function is invoked. Often, early programmers worry about where the function was declared. Perhaps the function was declared in a specific file or a particular object. Surely this changes it's this!

Nope.

To understand this, we need to see where it is invoked. Nothing else matters, with one exception which we'll cover in a moment.

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function connect(mapStateToProps, mapDispatchToProps) {
  return function connector(Component) {
    class ContainerComponent extends React.Component {
      componentDidMount() {
        const { store } = this.context;
        this.unsubscribe = store.subscribe(() => this.forceUpdate());
      }

      componentWillUnmount() {
        this.unsubscribe();

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const dblTouchTapMaxDelay = 300
let latestTouchTap = {
  time: 0,
  target: null,
}

export default function isDblTouchTap(event) {
  const touchTap = {
    time: new Date().getTime(),
    target: event.currentTarget,

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Flexbox

• Что такое Flexbox? Описание всех css свойств, основные принципы, преимущества и недостатки
• Полное руководство по Flexbox (Оригинал)
• What is CSS Grid Layout?