hwclass

# Step 1 
# create main branch locally, taking the history from master
git branch -m master main

# Step 2 
# push the new local main branch to the remote repo (GitHub) 
git push -u origin main

# Step 3
# switch the current HEAD to the main branch

hwclass

// if user accepts, this will give `persistent` (true/false, 1/0) back to the promise itself

if (navigator.storage && navigator.storage.persist) {
  navigator.storage.persist().then((persistent) => {
    if (persistent) {
      // let the user know about what will happen 
      "Great! You will never loose your data even after clearing the cache of your browser."
    } else {
      "Ups, you need to activate storage within your browser to get notified."
    }

hwclass

// the function which enables us to send notification to the user in every 30 seconds
function randomNotification() {
  const notifTitle = 'Title here';
  const notifBody = `Body here...`;
  const notifImg = 'http://image-url-here/static/image.png';
  const options = {
    body: notifBody,
    icon: notifImg,
  };
  new Notification(notifTitle, options);

hwclass

const request = indexedDB.open("FlightApp", 1);

request.onerror = function (event) {
  console.error("An error occurred with IndexedDB");
  console.error(event);
};

request.onupgradeneeded = function () {
  const db = request.result;
  const store = db.createObjectStore("flights", { keyPath: "id", autoIncrement:true });

hwclass

// ...

export const getStaticProps = async () => {
  const ECONNRESET_ERROR_SKIP_PAYLOAD = {
    props: { hede: true }
  }
  
  try {
    process.on('uncaughtException', (err) => console.log('message here...', err));
    return ECONNRESET_ERROR_SKIP_PAYLOAD

hwclass

parse_git_branch() {
  git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}

export PS1="\u@\h \W\[\033[32m\]\$(parse_git_branch)\[\033[00m\] $ "

hwclass

ssh-keygen -t rsa -b 4096 -C "your_email@example.com"

Enter a file in which to save the key (/Users/you/.ssh/id_rsa): [Press enter]

Enter passphrase (empty for no passphrase): [Type a passphrase]
Enter same passphrase again: [Type passphrase again]

pbcopy < ~/.ssh/id_rsa.pub

Go to the Github profile and update the RSA key there by adding a new name for it

hwclass

const fs = require('fs');
const { exec } = require('child_process');
const readline = require('readline');
const {google} = require('googleapis');

const envs = [
  'testing',
  'production'
]

hwclass

const currentUrl = https://blacklane.com/?maintenance_mode=on&foo=baz

function removeQueryString(currentUrl, removeThis) {
  const url = new URL(currentUrl);
  const query_string = url.search;
  const search_params = new URLSearchParams(query_string); 

  search_params.delete(maintenance_mode);

  url.search = search_params.toString();

hwclass

curl -L https://raw.githubusercontent.com/creationix/nvm/v0.30.2/install.sh > /tmp/nvm-install.sh && bash /tmp/nvm-install.sh