deepakshrma

How you should not write code | JavaScript Part-II

deepakshrma

const fill = function* (start = 0, end = 100, filter = (_) => true, mapper = (x) => x) {
    while (start < end) {
        if (filter(start))
            yield start;
        mapper(start++);
    }
};
const isEven = (num) => num % 2 === 0;
const isOdd = (num) => num % 2 !== 0;
const evens = [...fill(0, 100, isEven)];

deepakshrma

import React, { useEffect, useState } from "react";
import { Document, Page } from "react-pdf/dist/esm/entry.webpack";
import "./App.css";
let fnGetFileNameFromContentDispostionHeader = function (header: string = "") {
  let contentDispostion = header.split(";");
  const fileNameToken = `filename*=UTF-8''`;
  let fileName = "downloaded.pdf";
  for (let thisValue of contentDispostion) {
    if (thisValue.trim().indexOf(fileNameToken) === 0) {
      fileName = decodeURIComponent(

deepakshrma

[
  {
    "id": "0",
    "level": "2",
    "summary": "I dare you to Stand up for 2 turns",
    "time": "",
    "turns": "2",
    "type": "Dare"
  },
  {

deepakshrma

#!/usr/bin/python3

import json
from urllib.request import urlopen
import random


def print_logo(): printline("""
 _________  __  __________ __
/_  __/ _ \/ / / /_  __/ // /

deepakshrma

/**
 * today: Get the current date
 */
exports.today = () => new Date();
// main.js
const { today } = require("./date");
console.log(today()); // 2021-08-22T15:59:47.482Z

deepakshrma

// Draft Service class
const services = {
  fetchTodos: () =>
    fetch("https://jsonplaceholder.typicode.com/todos/")
      .then((d) => d.json())
      .then((list) => list.slice(0, 5)), // Show last 5
  createTodo: (todo) =>
    fetch("https://jsonplaceholder.typicode.com/todos/", {
      method: "POST",
      headers: {

deepakshrma

function calculateInterest(p: number, t: number, r: number) {
  return (p * t * r) / 100;
}

console.log(calculateInterest(1000, 5, 5));

//250

deepakshrma

console.log("Welcome to How To Write Services Using JavaScript")

const http = {
  cb: [],
  intercept(cb) {
    this.cb.push(cb);
  },
  async get(url, options = {}) {
    return this.request(url, null, options)
  },

deepakshrma

class Car {

    String type;
    String model;
    String color;
    int speed;

    Car(String type, String model, String color) {
        this.type = type;
        this.model = model;