https://github.com/hanyhm/webdev

Backend NodeJS, express, mongodb course notes
https://github.com/hanyhm/webdev

backend express mongodb nodejs nodemon

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Backend NodeJS, express, mongodb course notes

• Host: GitHub
• URL: https://github.com/hanyhm/webdev
• Owner: hanyhm
• License: gpl-3.0
• Created: 2024-03-26T07:53:13.000Z (8 months ago)
• Default Branch: main
• Last Pushed: 2024-07-12T15:32:44.000Z (4 months ago)
• Last Synced: 2024-07-12T17:50:31.487Z (4 months ago)
• Topics: backend, express, mongodb, nodejs, nodemon
• Homepage:
• Size: 5.26 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Node JS Backend Course

## Node JS Outline

### Session 1

#### What is Back-end Development

- Request – response cycle

- What is a server and why do we use it

- Requests methods

#### Node JS

- What is NodeJS, what is runtime environment.

- How To Run a node file.

- Require, module.exports

- Package.json

- Type module

- dependencies

#### What is a module and its types (local, built in, third party)

- Module Scope

- Module Caching

- Streams and buffers

- pipes

- Built in Modules

  - Path module

  - Events module

  - Fs module

  - http module

- Creating a node server

## Session 2

- HTTP Routing

- Requests

  - Params

    - URL

    - Body

- Response

- Headers

  - Content-Type

  - Json response

  - HTML Response

  - HTTP Response Code

- Libuv

- Thread Pool

- Event Loop

  - Micro Task queue

  - Timer Queue

  - I/O Queue

  - I/O Polling

  - Check Queue

  - Close Queue

- NPM

## Session 3

- Express

  - Installation

  - Creating a server

  - Routes

    - Get

    - Post

    - Patch

    - Put

    - Delete

- MVC

- Controllers

- Middleware

- Router

- Error handling

  - Try

  - Catch

  - Throw

  - Error

## Session 4

- Database

  - Intro to databases

  - What is a database

  - Sql VS noSql

  - Relational vs non-relational databases

- Mongo

  - Collections

  - Documents

  - Mongo compass

  - Linking mongo to node js

  - CRUD Operations

    - Insert One

    - Insert Many

    - Find

    - Find one

    - Finding nested documents (objects or arrays)

    - Finding null or missing documents

    - Update one

    - Update Many

    - Replace one

    - Delete one

    - Delete many

## Session 5

- Operators

  - Field operators

    - Set

    - Min

    - Max

    - Mul

    - Unset

    - Rename

    - Current date

  - Array operators

    - $

    - []

    - [identifier]

    - Push

    - Pop

    - Pull

  - Query operators

    - Comparison

      - Eq

      - Gt

      - Gte

      - In

      - Lt

      - Lte

      - Ne

      - Nin

    - Logical

      - And

      - Or

      - Not

      - Nor

    - Element

      - Exists

      - Type

  - Projection operators

  - Update operators

## Session 6

- Cursor

- Projection

- Indexes

  - Single-field index

  - Compound index

  - Multikey index

  - Text index

  - Geospatial index

- Data modelling

  - Relations

  - Embed

  - Reference

    - One – one

    - One – many

    - One - few

    - One – ton

    - Many – many

## Session 7

- Aggregations

  - What is aggregations

  - Aggregation stages

  - Aggregation operators

    - Match

    - Group

    - Project

    - Push

    - Unwind

    - Bucket

    - Look up

## Session 8

- Mongoose

  - Models

  - Schemas

  - Crud operations

  - Operators

  - Aggregations

  - Indexes

- Sequelize

  - Sql databases

  - How to connect sequelize to node js

## Session 9

- Making a crud operations project using DB

- Additional Express

  - Models

    - Creating models

    - Schemas

    - Dealing with models in controllers

  - JSend

    - Response message

    - Response status code

    - Data

    - Errors

## Session 10

- Express validator

  - Body

  - Types of validators

    - Is empty

    - In email

    - Is phone

    - Custom validators

    - With message

  - Validation results

- CORS

  - Origin

  - Accept

  - Headers

- Dot env

  - What is environment

  - Port

  - Salt

  - Keys

- BCrypt

  - Hash

  - Salt

  - Verify

## Session 11

- Authentication and authorization

- JWT

  - Header

  - Payload

  - Signature

  - Sign

  - Verifying token

  - Adding token to response cookie

## Session 12

- Multer

  - single

  - array

  - disk storage

  - limits

  - file filter

  - error handling

- Node Mailer

- Sending text messages

  - Twilio

## Session 13

- Web Sockets

  - What is web socket

  - Events

  - Emits

  - Socket

  - Broadcasting

  - Chat app

## Session 14 – 19

- Full project workshop (Node + React)