Herve07h22

import { useEffect, useState } from "react";

class EventBus<T> {
  _handlers: Set<(t: T) => void> = new Set();
  subscribe(handler: (t: T) => void) {
    this._handlers.add(handler);
  }
  unsubscribe(handler: (t: T) => void) {
    this._handlers.delete(handler);
  }

ywwwtseng

Host react application on Apache server

Step 1 : Create your app

$ npm install -g create-react-app 
$ create-react-app my-app

Step 2 : Build it for production

javilobo8

axios({
  url: 'http://localhost:5000/static/example.pdf',
  method: 'GET',
  responseType: 'blob', // important
}).then((response) => {
  const url = window.URL.createObjectURL(new Blob([response.data]));
  const link = document.createElement('a');
  link.href = url;
  link.setAttribute('download', 'file.pdf');
  document.body.appendChild(link);

ivan-loh

# Plain Ol' Node
node --max-old-space-size=1024 app.js                     # increase to 1gb
node --max-old-space-size=2048 app.js                     # increase to 2gb
node --max-old-space-size=3072 app.js                     # increase to 3gb
node --max-old-space-size=4096 app.js                     # increase to 4gb
node --max-old-space-size=5120 app.js                     # increase to 5gb
node --max-old-space-size=6144 app.js                     # increase to 6gb

# For pm2
pm2 start app.js --node-args="--max-old-space-size=1024" # increase to 1gb