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• Abstraction: Something that simplifies the complexities of something else to make it easier to use without the need to understand how it works.

• Server: Application running on a network that takes request and generates a response. Often, these responses are either HTML web pages or data JSON format.

• Client: Application that is made to create requests to servers and then render the response into something usable for the user. A internet browser is a client application that let's you send requests to web servers and render the html in the response as a visual webpage.

• Web Browser: A desktop or mobile application that is for sending requests to web servers to get back a particular web site or web application.

• Web Application: A software application written to be consumed via a web browser

AlexMercedCoder

ExpressJS Cheatsheet

ExpressJS is a backend NodeJS framework. Node has HTTP server functionalities built in but using them can be a little tricky and doing even the most basic things can be quite cumbersome, for example:

// Import http library
const http = require("http")
// use env variable to define port with default
const PORT = process.env.PORT || 4000

AlexMercedCoder

Preparing For Software Developer Technical Interviews

In this document you'll find a collection of resources and advice to help preparing for different aspects of a technical interview.

• Audio: The Developer Hiring Process and Advice
• Video: My Advice on the Software Developer Job Hunt

Improving Your Computer Science Knowledge

You don't need to be a computer science genius but there are somethings to get familiar with to truly "talk the talk". You can learn a lot of this from my computer science playlist below.

AlexMercedCoder

Group Work Developer Guide

So your going to be working in a group to develop a small application, this guide will help walk your through the basic steps to get setup as a group for good progress as a group.

Some helpful videos:

• Group Teamwork One - The Workflow
• Group Teamwork Two - Setup

Step 1 - Planning

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Terminology

• a repo: a folder whose files and subfolders are being tracked in on commit chain

• staging: files that have been marked to be included in the next commit

• commit: a snapshot of files in the repo marking all changes in staged files since the last commit

• remote: a repo hosted elsewhere that receives commits from your local repo via pushes and can send your local repo commits via pull

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REST

REspresentational State Transfer

What is Rest?

REST is an architectural pattern for designing API (Application Programming Interface).

Basically?

• What routes should I make
• What should those routes do

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Basics

Creating a new repository in the current working directory

git init

see what files are and arent in staging

git status

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Intro to the Backend

Web works via browsers and servers.

• Users type in urls, click on links, submit forms
• The browsers sends a request
• a server receives the request and responds
• may response with html, files, json, etc.

Servers can be written in javascript with a javascript run time, and there are three of them:

AlexMercedCoder

Connecting to Mongo Server with MongooseJS

// import mongoose
const mongoose = require("mongoose")
// read your .env
require("dotenv").config()

// GET YOUR DATABASE_URL VARIABLE FROM YOU .ENV - mongodb://username:password@myhost.com/mydatabasename
const DATABASE_URL = process.env.DATABASE_URL