100 Days of Code

Dockerize a Web App

Introduction to Docker

Managing Images and Containers

Introduction to Docker

Building Images Using Dockerfiles

Introduction to Docker

Fundamentals of Docker

Introduction to Docker

Docker Use Cases

Introduction to Docker

Reusable GraphQL

Introduction to GraphQL

Making Changes with Mutations

Introduction to GraphQL

Fetching Data with Queries

Introduction to GraphQL

Getting Started with GraphQL

Introduction to GraphQL

Introducing 'Four in a Row'

Object-Oriented JavaScript: Challenge

Responsive Patterns

Responsive Layouts

Media Queries

Responsive Layouts

Responsive Theory

Responsive Layouts

Checking Out and Returning a Book

Practice Object Interaction

Starting with Some Methods

Practice Object Interaction

The Rough Plan

Practice Object Interaction

Getters and Setters

Object-Oriented JavaScript

Practicing Classes

Practice Classes in JavaScript

Working with Classes in JavaScript

Object-Oriented JavaScript

Practicing Object Basics

Practice Object Basics in JavaScript

Object Basics

Object-Oriented JavaScript

Introduction to Object-Oriented JavaScript

Object-Oriented JavaScript

Welcome to Gulp.js

Gulp Basics

Gulp your JavaScript workflow!

Gulp Basics

Compile Sass with Gulp

Gulp Basics

Improving your Gulp Workflow

Gulp Basics

Introduction to Node.js

Node.js Basics 2017

Getting Data From an API With Node

Node.js Basics 2017

Handling Errors in Node

Node.js Basics 2017

Creating a Command Line Weather Application

Node.js Basics 2017

Understanding jQuery Events and DOM Traversal (2017)

jQuery Basics

Working with jQuery Collections (2017)

jQuery Basics

Introducing jQuery (2017)

jQuery Basics

Create Function Using Arrow Syntax

Getting Started With ES2015

JavaScript is Everywhere

The Landscape of JavaScript

JavaScript Tools and Workflows

The Landscape of JavaScript

Introducing Vue

Vue.js Basics

Model View Controller

Introducing MVC Frameworks in PHP

Connecting WordPress Plugins with 3rd Party APIs

How to Build a WordPress Plugin

Building a WordPress Plugin Settings Page

How to Build a WordPress Plugin

How WordPress Plugins Work

How to Build a WordPress Plugin

Building Page Templates in WordPress

WordPress Theme Development

The WordPress Loop

WordPress Theme Development

WordPress Header and Footer Templates

WordPress Theme Development

Working with CSS and JS in WordPress Themes

WordPress Theme Development

Starting a WordPress Theme

WordPress Theme Development

Laravel Project Setup

Laravel 4 Basics

Laravel Getting Started

Laravel 4 Basics

Understanding Classes

Object-Oriented PHP Basics

Why Object-Oriented Programming?

Object-Oriented PHP Basics

Using Template Literals

Getting Started With ES2015

Defining Variables With let and const

Getting Started With ES2015

Python: Instant Objects

Object-Oriented Python

More Advanced PHP for WordPress

PHP for WordPress

Setting Up an Authorization System

PHP User Authentication

Adding an Authentication System

PHP User Authentication

Build a Library

PHP User Authentication

PHP Basics for WordPress

PHP for WordPress

Introduction to PHP for WordPress

PHP for WordPress

AJAX and APIs

AJAX Basics (retiring)

jQuery and AJAX

AJAX Basics (retiring)

Controlling Layout with CSS Display Modes

CSS Layout Basics

Getting Started with CSS Layout

CSS Layout Basics

Programming AJAX

AJAX Basics (retiring)

AJAX Concepts

AJAX Basics (retiring)

WWW

How the Web Works

Callbacks and the DOM

Callback Functions in JavaScript

Callbacks with Timers

Callback Functions in JavaScript

Introduction to Callback Functions

Callback Functions in JavaScript

Creating a Password Confirmation Form

jQuery Basics (2014)

Creating a Mobile Drop Down Menu

jQuery Basics (2014)

Creating a Simple Lightbox

jQuery Basics (2014)

Creating a Spoiler Revealer

jQuery Basics (2014)

Introduction to jQuery

jQuery Basics (2014)

Getting to Know PHP

PHP Basics

PHP on the Web

PHP Basics

Daily Exercise Program

PHP Basics

Unit Converter

PHP Basics

Day 1: Joining Tables

SQL Reporting by Example

Orientation: Selecting Data

SQL Reporting by Example

Alexa Skills Kit Overview

Build an Alexa Skill

Getting Started with Android

Build a Simple Android App with Kotlin

Security in Practice

Security Literacy

Common Attacks and Defenses

Security Literacy

Hello Internet!

Security Literacy

Welcome to the Treehouse Club

Treehouse Club: HTML

Structuring Tables

HTML Tables

Table Basics

HTML Tables

Installing WordPress Locally

Installing WordPress Locally

S3 Storage Service

AWS with S3

AWS and "The Cloud"

AWS with S3

Introduction to ActiveRecord

ActiveRecord Basics

The Internet

How the Internet Works

Date and Time Functions

Reporting with SQL

Aggregate and Numeric Functions

Reporting with SQL

Working with Text

Reporting with SQL

Ordering, Limiting and Paging Results

Reporting with SQL

A Route to a Delete Action

Rails Routes and Resources

Routes to Update Actions

Rails Routes and Resources

Routes for Create Actions

Rails Routes and Resources

A Route to a Read Action

Rails Routes and Resources

Rails Resource Index

Rails Routes and Resources

Using a jQuery Carousel

Using jQuery Plugins

Add a Sticky Navigation Bar

Using jQuery Plugins

Introducing jQuery Plugins

Using jQuery Plugins

Choosing Options

HTML Forms

Organizing Forms

HTML Forms

Form Basics

HTML Forms

Adding a Model Attribute

Ruby on Rails 5 Basics

Using the Rails Console

Ruby on Rails 5 Basics

Handling Rails Requests

Ruby on Rails 5 Basics

Creating Rails Apps

Ruby on Rails 5 Basics

Subqueries

Querying Relational Databases

Set Operations

Querying Relational Databases

Joining Table Data with SQL

Querying Relational Databases

Table Relationships

Querying Relational Databases

Database Keys

Querying Relational Databases

Database Normalization

Querying Relational Databases

Handling Errors When Manipulating Data

Modifying Data with SQL

Deleting Data from a Database

Modifying Data with SQL

Updating Data in a Database

Modifying Data with SQL

Adding Data to a Database

Modifying Data with SQL

Sinatra Finishing Touches

Building Web Apps with Sinatra

Updating Data in Sinatra

Building Web Apps with Sinatra

Adding New Data in Sinatra

Building Web Apps with Sinatra

Sinatra ERB Templates

Building Web Apps with Sinatra

Workflows

Git Basics

Working With Remote Repositories

Git Basics

Merging

Git Basics

Branches

Git Basics

Getting Started With Git

Git Basics

Creating New Sinatra Apps

Building Web Apps with Sinatra

Lists, Code, Links and Images

Markdown Basics

Understanding Markdown

Markdown Basics

Gems In Depth

Ruby Gems

Ruby Gems

Ruby Gems

Ruby Standard Library: Part 2

Ruby Core and Standard Library

Ruby Standard Library: Part 1

Ruby Core and Standard Library

Ruby Core

Ruby Core and Standard Library

Store Inventory Using Modules

Ruby Modules

Include and Extend

Ruby Modules

Ruby Core Modules

Ruby Modules

Ruby Module Basics

Ruby Modules

Input and Output

Build an Address Book in Ruby

Search

Build an Address Book in Ruby

Ruby Class Design

Build an Address Book in Ruby

Blocks Practice

Ruby Blocks

Working With Blocks

Ruby Blocks

Ruby Blocks

Ruby Blocks

Build a Simple Todo List Program

Ruby Booleans

Ruby Booleans

Ruby Booleans

Build a Bank Account Class

Ruby Objects and Classes

Ruby Variables and Methods

Ruby Objects and Classes

Ruby Objects and Classes

Ruby Objects and Classes

Build a Simple Contact List

Ruby Loops

Ruby Iteration

Ruby Loops

Ruby Loops

Ruby Loops

Build a Grocery List Program

Ruby Collections

Ruby Hashes

Ruby Collections

Ruby Arrays

Ruby Collections

Ruby Logical Operators

Ruby Operators and Control Structures

Ruby Control Structures

Ruby Operators and Control Structures

Ruby Operators

Ruby Operators and Control Structures

Ruby Methods

Ruby Basics (Retired)

Ruby Numbers (Ruby Basics)

Ruby Basics (Retired)

Ruby Strings (Ruby Basics)

Ruby Basics (Retired)

How Ruby Works

Ruby Basics (Retired)

Finding the Data You Want

SQL Basics

Getting Data from a Database

SQL Basics

Improving the Application Code

DOM Scripting By Example

Editing and Filtering Names

DOM Scripting By Example

Adding and Removing Names

DOM Scripting By Example

Images, Text and Links

HTML Basics

Structuring Your Content

HTML Basics

Getting Started With HTML

HTML Basics

Going Further with HTML

HTML Basics

Computer Languages

Computer Basics

Computer Basics

Computer Basics

DOM Traversal

Introduction to jQuery

DOM Manipulation

Introduction to jQuery

Events

Introduction to jQuery

Exploration

Web Design Process

Discovery

Web Design Process

Hello, jQuery!

Introduction to jQuery

HTTP Methods and Headers

Build a Simple Dynamic Site with Node.js

Creating a Basic Template Engine in Node.js

Build a Simple Dynamic Site with Node.js

Handling Routes in Node.js

Build a Simple Dynamic Site with Node.js

Creating a Simple Server in Node.js

Build a Simple Dynamic Site with Node.js

Finishing the Game

Introducing JavaScript

Quiz Practice Project

Object-Oriented JavaScript (2015)

Prototypal Inheritance

Object-Oriented JavaScript (2015)

Constructor Functions & Prototypes

Object-Oriented JavaScript (2015)

Introduction to Methods

Object-Oriented JavaScript (2015)

Introducing JavaScript

Introducing JavaScript

Python Lists

Python Collections (2016, retired 2019)

Why Version Control Matters

Git Basics

Setting up with Create React App

React by Example

Getting the REST You Need

REST API Basics

GET and POST Requests in a Browser

HTTP Basics

Introduction to HTTP

HTTP Basics

Adding a New Web Page

Introduction to HTML and CSS (2016)

Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Exploring Best Practices

Introduction to Selenium

Test Drive

Introduction to Selenium

Meet Selenium

Introduction to Selenium

Data, Databases and SQL

SQL Basics

Going Further with Routing

React Router 4 Basics

Navigating, Nesting and Redirecting Routes

React Router 4 Basics

Getting Started with React Router

React Router 4 Basics

Component Lifecycle

React Basics (retired)

What is Authentication

PHP User Authentication

Modeling Data for the API

Build a REST API With Express

Building API Routes in Express

Build a REST API With Express

Building a REST Service

Build a REST API With Express

An Introduction to Swift Programming

Swift Basics

What Is WordPress?

What Is WordPress?

Designing Dataflow

React Basics (retired)

Stateful Components

React Basics (retired)

Thinking in Components

React Basics (retired)

First Steps in React

React Basics (retired)

Using Templates with Express

Express Basics (2015)

The Request and Response Objects in Express

Express Basics (2015)

Developing Express Apps Like a Boss

Express Basics (2015)

Getting Started with Express

Express Basics (2015)

Installing Programs

Console Foundations

Environment and Redirection

Console Foundations

Console Processes

Console Foundations

Console Users and Permission

Console Foundations

Moving Around in the Console

Console Foundations

PHP Loops

PHP Basics (Retired)

PHP Conditionals

PHP Basics (Retired)

JavaScript Functions

JavaScript Basics (Retired)

JavaScript Conditional Statements

JavaScript Basics (Retired)

JavaScript Numbers

JavaScript Basics (Retired)

Go Further With Mongo

Mongo Basics

Working With Collections

Mongo Basics

Understanding MongoDB

Mongo Basics

Getting Started with MongoDB

Mongo Basics

JavaScript Variables

JavaScript Basics (Retired)

Template Tags and Filters

Customizing Django Templates

Introducing JavaScript

JavaScript Basics (Retired)

Introduction to Video Games

How to Make a Video Game

Test Time!

Django Basics

Final Details

Django Basics

Django Templates

Django Basics

Model Administration

Django Basics

What a View

Django Basics

Say Hello to Django

Django Basics

How to Win Friends

Build a Social Network with Flask

Broadcasting

Build a Social Network with Flask

Takin' Names

Build a Social Network with Flask

Making Strong Users

Build a Social Network with Flask

The Lambda Lambada

Functional Python

Functional Workhorses

Functional Python

Functional Rules

Functional Python

Covering Your Bases

Python Testing

Be Assertive!

Python Testing

What Is Testing?

Python Testing

Gettin' CRUD-y With It

Using Databases in Python

Our Diary App

Using Databases in Python

Meet Peewee

Using Databases in Python

Python Regular Expressions

Regular Expressions in Python

Timezones

Dates and Times in Python (2014)

Math Quiz App

Dates and Times in Python (2014)

Dates and Times

Dates and Times in Python (2014)

Buggy Logs

Write Better Python

Cleaner Code

Write Better Python

Hack-n-Slash

Object-Oriented Python (retired)

Python Inheritance

Object-Oriented Python (retired)

Python Objects

Object-Oriented Python (retired)

Dungeon Game

Python Collections (Retired)

Tuples

Python Collections (Retired)

Dictionaries

Python Collections (Retired)

Slices

Python Collections (Retired)

Lists Redux

Python Collections (Retired)

Letter Game App

Python Basics (2015)

Number Game App

Python Basics (2015)

Shopping List App

Python Basics (2015)

Logic in Python

Python Basics (2015)

Python Data Types

Python Basics (2015)

Python For Beginners

Python Basics (2015)

Character Builder

Flask Basics

Flask Templates

Flask Basics

Welcome to Flask

Flask Basics

PHP Datatypes

PHP Basics (Retired)

PHP Data & Structure

PHP Basics (Retired)

PHP Getting Started

PHP Basics (Retired)

Beginning HTML and CSS

How to Make a Website

Newbie