Achievement

AJAX and APIs

AJAX Basics (retiring)

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jQuery and AJAX

AJAX Basics (retiring)

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Practice forEach

Practice forEach in JavaScript

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Practicing Getters and Setters

Practice Getters and Setters in JavaScript

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Practicing Classes

Practice Classes in JavaScript

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Array Manipulation

JavaScript Array Iteration Methods

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Array Iteration

JavaScript Array Iteration Methods

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The Role of Selectors in JavaScript

CSS Selectors Quickstart

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Pseudo-classes and Combinators

CSS Selectors Quickstart

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Selector Basics

CSS Selectors Quickstart

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Checking Out and Returning a Book

Practice Object Interaction

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Rendering the Game

Object-Oriented JavaScript: Challenge

Achievement

Starting with Some Methods

Practice Object Interaction

Achievement

The Rough Plan

Practice Object Interaction

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Callbacks and the DOM

Callback Functions in JavaScript

Achievement

Callbacks with Timers

Callback Functions in JavaScript

Achievement

Introduction to Callback Functions

Callback Functions in JavaScript

Achievement

Building Constructor Methods and Generating Objects

Object-Oriented JavaScript: Challenge

Achievement

Introducing 'Four in a Row'

Object-Oriented JavaScript: Challenge

Achievement

Creating a Command Line Weather Application

Node.js Basics

Achievement

Handling Errors in Node

Node.js Basics

Achievement

Getting Data From an API With Node

Node.js Basics

Achievement

Introduction to Node.js

Node.js Basics

Achievement

Introducing Props

React Basics

Achievement

Thinking in Components

React Basics

Achievement

First Steps in React

React Basics

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Practicing Object Basics

Practice Object Basics in JavaScript

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Regular Expressions

Regular Expressions in JavaScript

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Using a jQuery Carousel

Using jQuery Plugins

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Add a Sticky Navigation Bar

Using jQuery Plugins

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Introducing jQuery Plugins

Using jQuery Plugins

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Building a Flashcard App

Vue.js Basics

Achievement

Sweeping Vues: Loops, Methods, Directives

Vue.js Basics

Achievement

JavaScript Frameworks, Libraries, and Developer Roles

The JavaScript Ecosystem

Achievement

JavaScript Outside of the Browser

The JavaScript Ecosystem

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MASH JavaScript

Treehouse Club - MASH

Achievement

MASH CSS

Treehouse Club - MASH

Achievement

MASH HTML

Treehouse Club - MASH

Achievement

JavaScript Objects and Conditionals

JavaScript Quickstart

Achievement

JavaScript Arrays and Loops

JavaScript Quickstart

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What a Beautiful Vue!

Vue.js Basics

Achievement

Programming AJAX

AJAX Basics (retiring)

Achievement

Treehouse Club - JavaScript

Treehouse Club: JavaScript

Achievement

Introducing Vue

Vue.js Basics

Achievement

AJAX Concepts

AJAX Basics (retiring)

Achievement

JavaScript Functions

JavaScript Quickstart

Achievement

Data Types and Variables

JavaScript Quickstart

Achievement

Getters and Setters

Object-Oriented JavaScript

Achievement

Working with Classes in JavaScript

Object-Oriented JavaScript

Achievement

Object Basics

Object-Oriented JavaScript

Achievement

Introduction to Object-Oriented JavaScript

Object-Oriented JavaScript

Achievement

Combine and Minify Assets

Introduction to Front End Performance Optimization

Achievement

Optimize Assets

Introduction to Front End Performance Optimization

Achievement

Advanced Selectors

CSS Selectors

Achievement

Measuring Performance

Introduction to Front End Performance Optimization

Achievement

Planning for Performance

Introduction to Front End Performance Optimization

Achievement

Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achievement

Responsive Patterns

Responsive Layouts

Achievement

Media Queries

Responsive Layouts

Achievement

Responsive Theory

Responsive Layouts

Achievement

Dependency Management

Building Websites with PHP

Achievement

Getting Started with CSS Transforms

CSS Transitions and Transforms

Achievement

Transition Timing Functions and Delays

CSS Transitions and Transforms

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Getting Started with CSS Transitions

CSS Transitions and Transforms

Achievement

Working with jQuery Collections (2017)

jQuery Basics

Achievement

Understanding jQuery Events and DOM Traversal (2017)

jQuery Basics

Achievement

Introducing jQuery (2017)

jQuery Basics

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Creating and Modifying Database Tables

Creating and Modifying Database Tables

Achievement

Improving the Application Code

DOM Scripting By Example

Achievement

Editing and Filtering Names

DOM Scripting By Example

Achievement

Creating Records

CRUD Operations with PHP

Achievement

Improve Your Workflow with Sass

Sass Basics

Achievement

Getting Started with Sass

Sass Basics

Achievement

Project Setup

CRUD Operations with PHP

Achievement

Adding and Removing Names

DOM Scripting By Example

Achievement

Create Function Using Arrow Syntax

Getting Started With ES2015

Achievement

Using Template Literals

Getting Started With ES2015

Achievement

Defining Variables With let and const

Getting Started With ES2015

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Debugging, Best Practices, and Production

CSS to Sass

Achievement

Refactoring with Sass

CSS to Sass

Achievement

Image Delivery with Srcset and Sizes

Responsive Images

Achievement

Traversing the DOM

JavaScript and the DOM

Achievement

Handling Errors When Manipulating Data

Modifying Data with SQL

Achievement

Deleting Data from a Database

Modifying Data with SQL

Achievement

Updating Data in a Database

Modifying Data with SQL

Achievement

Adding Data to a Database

Modifying Data with SQL

Achievement

Responding to User Interaction

JavaScript and the DOM

Achievement

Making Changes to the DOM

JavaScript and the DOM

Achievement

Getting a Handle on the DOM

JavaScript and the DOM

Achievement

PHP Email Form Errors

Build a Basic PHP Website

Achievement

The Browser Environment

JavaScript and the DOM

Achievement

JavaScript Tools and Workflows

The Landscape of JavaScript

Achievement

JavaScript is Everywhere

The Landscape of JavaScript

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JavaScript Objects

JavaScript Loops, Arrays and Objects

Achievement

HTML First

How to Make a Website

Achievement

Beginning HTML and CSS

How to Make a Website

Achievement

Welcome to the Treehouse Club

Treehouse Club: HTML

Achievement

JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achievement

PHPDB Stage 2: Querying the Database with PHP

Integrating PHP with Databases

Achievement

PHPDB Stage 1: Databases and PHP

Integrating PHP with Databases

Achievement

Installing Sass and Setting up the Project

CSS to Sass

Achievement

Building a Layout with Flexbox

CSS Flexbox Layout

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JavaScript Loops

JavaScript Loops, Arrays and Objects

Achievement

JavaScript Functions

JavaScript Basics

Achievement

JavaScript Conditional Statements

JavaScript Basics

Achievement

Flexbox Properties

CSS Flexbox Layout

Achievement

Understanding Flexbox

CSS Flexbox Layout

Achievement

Positioning Page Content

CSS Layout Basics

Achievement

CSS Layout Project

CSS Layout Basics

Achievement

Page Layout with the Float Property

CSS Layout Basics

Achievement

Controlling Layout with CSS Display Modes

CSS Layout Basics

Achievement

Getting Started with CSS Layout

CSS Layout Basics

Achievement

Building Forms With Bootstrap

Bootstrap 4 Basics

Achievement

Using Bootstrap Components

Bootstrap 4 Basics

Achievement

Finishing Your WordPress Theme

WordPress Theme Development

Achievement

How WordPress Plugins Work

How to Build a WordPress Plugin

Achievement

Custom Homepage Templates in WordPress

WordPress Theme Development

Achievement

Adding a Blog to a WordPress Theme

WordPress Theme Development

Achievement

A Template Hierarchy Review

The WordPress Template Hierarchy

Achievement

Media Templates in WordPress

The WordPress Template Hierarchy

Achievement

Custom Post Type Templates

The WordPress Template Hierarchy

Achievement

Archive Templates in WordPress

The WordPress Template Hierarchy

Achievement

Page and Post Templates in WordPress

The WordPress Template Hierarchy

Achievement

Homepage Templates in WordPress

The WordPress Template Hierarchy

Achievement

Perform

C# Basics (Retired)

Achievement

Console I/O

C# Basics (Retired)

Achievement

Prepare and Plan

C# Basics (Retired)

Achievement

PHP Email Forms

Build a Basic PHP Website

Achievement

Ordering, Limiting and Paging Results

Reporting with SQL

Achievement

Finding the Data You Want

SQL Basics

Achievement

Getting Data from a Database

SQL Basics

Achievement

Data, Databases and SQL

SQL Basics

Achievement

Building a Collection

Object-Oriented PHP Basics

Achievement

Building the Recipe

Object-Oriented PHP Basics

Achievement

Understanding Classes

Object-Oriented PHP Basics

Achievement

Why Object-Oriented Programming?

Object-Oriented PHP Basics

Achievement

Custom Post Type Templates

WordPress Theme Development

Achievement

Building Out WordPress Navigation

WordPress Theme Development

Achievement

Building Page Templates in WordPress

WordPress Theme Development

Achievement

The WordPress Loop

WordPress Theme Development

Achievement

WordPress Header and Footer Templates

WordPress Theme Development

Achievement

Working with CSS and JS in WordPress Themes

WordPress Theme Development

Achievement

PHP Inventory

Build a Basic PHP Website

Achievement

PHP Loops

PHP Arrays and Control Structures

Achievement

PHP Arrays

PHP Arrays and Control Structures

Achievement

PHP Conditionals

PHP Arrays and Control Structures

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JavaScript Numbers

JavaScript Basics

Achievement

JavaScript Variables

JavaScript Basics

Achievement

Introducing JavaScript

JavaScript Basics

Achievement

Captioning Video

HTML Video and Audio

Achievement

Media Basics

HTML Video and Audio

Achievement

Responsive Layouts With the Bootstrap Grid

Bootstrap 4 Basics

Achievement

Getting to Know Bootstrap 4

Bootstrap 4 Basics

Achievement

Finishing the Game

Introducing JavaScript

Achievement

Introducing JavaScript

Introducing JavaScript

Achievement

Selectors - Beyond the Basics

CSS Selectors

Achievement

PHP Includes

Build a Basic PHP Website

Achievement

Fundamental Concepts

CSS Basics

Achievement

Designing with the Latest Features

CSS Basics

Achievement

Starting a WordPress Theme

WordPress Theme Development

Achievement

WordPress User Roles

WordPress User Roles

Achievement

Core WordPress Theme Files

The WordPress Template Hierarchy

Achievement

How WordPress Templates Work

The WordPress Template Hierarchy

Achievement

Custom Dashboard Widgets

Customizing the WordPress Admin Area

Achievement

Controlling Admin Navigation

Customizing the WordPress Admin Area

Achievement

Customizing the Login Screen

Customizing the WordPress Admin Area

Achievement

Admin Color Schemes

Customizing the WordPress Admin Area

Achievement

PHP Internal Functions

PHP Functions

Achievement

Basic Layout

CSS Basics

Achievement

PHP Returns & Closures

PHP Functions

Achievement

PHP Functions Basics

PHP Functions

Achievement

PHP on the Web

PHP Basics

Achievement

Daily Exercise Program

PHP Basics

Achievement

Choosing Options

HTML Forms

Achievement

Organizing Forms

HTML Forms

Achievement

Form Basics

HTML Forms

Achievement

Structuring Tables

HTML Tables

Achievement

Table Basics

HTML Tables

Achievement

Unit Converter

PHP Basics

Achievement

Getting to Know PHP

PHP Basics

Achievement

The Box Model

CSS Basics

Achievement

Understanding Values and Units

CSS Basics

Achievement

Basic Selectors

CSS Basics

Achievement

Getting Started with CSS

CSS Basics

Achievement

Going Further with HTML

HTML Basics

Achievement

Exploration

Web Design Process

Achievement

Discovery

Web Design Process

Achievement

Images, Text and Links

HTML Basics

Achievement

Structuring Your Content

HTML Basics

Achievement

Getting Started With HTML

HTML Basics

Achievement

Adding a New Web Page

Introduction to HTML and CSS

Achievement

Make It Beautiful with CSS

Introduction to HTML and CSS

Achievement

HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS

Achievement

Getting Familiar with HTML and CSS

Introduction to HTML and CSS

Achievement

More Advanced PHP for WordPress

PHP for WordPress

Achievement

PHP Basics for WordPress

PHP for WordPress

Achievement

Introduction to PHP for WordPress

PHP for WordPress

Achievement

Installing WordPress Locally

Installing WordPress Locally

Achievement

What Is WordPress?

What Is WordPress?

Achievement

WordPress Plugins

WordPress Basics

Achievement

WordPress Themes

WordPress Basics

Achievement

The WordPress Customizer

WordPress Basics

Achievement

Managing Media in WordPress

WordPress Basics

Achievement

Managing Content in WordPress

WordPress Basics

Achievement

Harnessing the Power of Objects

Java Objects

Achievement

Why Version Control Matters

Git Basics

Achievement

The Model-View-Presenter Pattern

Build an Interactive Story App

Achievement

Intents and Multiple Activities

Build an Interactive Story App

Achievement

Tuning the User Interface

Build an Interactive Story App

Achievement

User Input in Android

Build an Interactive Story App

Achievement

Testing and Debugging

Build a Simple Android App with Java

Achievement

Improving Our Code

Build a Simple Android App with Java

Achievement

Basic Android Programming

Build a Simple Android App with Java

Achievement

Creating the Screen Layout

Build a Simple Android App with Java

Achievement

Getting Started with Android

Build a Simple Android App with Java

Achievement

Meet Objects

Java Objects

Achievement

Perfecting the Prototype

Java Basics

Achievement

Using your New Tools

Java Basics

Achievement

Getting Started with Java

Java Basics

Achievement

Adding a Contact Form

Build a Simple PHP Application

Achievement

Creating the Menu and Footer

Build a Simple PHP Application

Achievement

Getting Started with PHP

Build a Simple PHP Application

Achievement

Customizing WordPress

How to Make a WordPress Blog

Achievement

Getting Started with WordPress

How to Make a WordPress Blog

Achievement

Selectors

CSS Foundations

Achievement

Getting Started with CSS

CSS Foundations

Achievement

Forms

HTML

Achievement

Tables

HTML

Achievement

Objects

HTML

Achievement

Links

HTML

Achievement

Lists

HTML

Achievement

Text

HTML

Achievement

Introduction

HTML

Achievement

Advanced Techniques

Build a Responsive Website

Achievement

Why Start a Business?

How to Start a Business (old)

Achievement

Responsive Design

Build a Responsive Website

Achievement

Adaptive Design

Build a Responsive Website

Achievement

Fluid Foundation

Build a Responsive Website

Achievement

Introduction to Responsive Web Design

Build a Responsive Website

Achievement

Getting Started With Rails

Build a Simple Ruby on Rails Application

Achievement

Launching the Website

Build a Simple Website

Achievement

Website Basics

Build a Simple Website

Achievement

Styling Content

Build a Simple Website

Achievement

Creating a Website Structure

Build a Simple Website

Achievement

Text Editors and HTML

Build a Simple Website

Achievement

Newbie