100xdevs Cohort

Lecture 1.1

Recapping Pre-requisites

Programming Languages

0s and 1s

Assembly language

High level programming languages

JS Architecture

Node.js

Popular languages

C++

JAVA

Javascript

Golang

Rust

Primitives

Variables

numbers

strings

arrays

Loops

For

while

Functions (Primitive, callbacks)

APIs (Native vs Web)

Simple programs

Sum from 1-100

Fibonacci

Pattern creation

https://leetcode.com/

Checkpoint

Can we write basic code in JS?

Do we understand basic Data variables / structures in JS?

Javascript

Single threaded

Asynchronous

Loosely typed

Interpreted

Native JS vs APIs

Where can JS run

Browser

Data centers

Flight TV

Mobile devices

Single threaded

https://replit.com/@HarkiratSingh4/WorrisomeScrawnyStatistic#break.js

Asynchronous

Text

Simple code

Complex asynchronous tasks

Quiz

Text

Simple code

Complex asynchronous tasks

Program that calculates sum from 1-100

Program that generates a pattern

Program that writes to a file

Program that does an HTTP API call

Loosely typed

Strongly typed

Interpreted

Native JS

var x = 2;

for loops

Date()

https://262.ecma-international.org/9.0/#sec-numbers-and-dates

APIs

Exposed by the runtime environment

fetch

setTimeout

setInterval

You can create programs

But how do you expose them to the world? That is what we'll learn tomorrow