Achievement

Build an Application

Introducing Lists

Achievement

Meet Python

Python Basics

Achievement

Introducing CRUD Applications

ASP.NET MVC Forms

Achievement

Creating a Basic Form

ASP.NET MVC Forms

Achievement

Meet NumPy

Introduction to NumPy

Achievement

How Jenkins Works

Continuous Integration with Jenkins

Achievement

Meet Selenium

Introduction to Selenium

Achievement

Tacocat Challenge

Build a Social Network with Flask

Achievement

How to Win Friends

Build a Social Network with Flask

Achievement

Broadcasting

Build a Social Network with Flask

Achievement

Making Strong Users

Build a Social Network with Flask

Achievement

Adding a New Web Page

Introduction to HTML and CSS (2016)

Achievement

Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achievement

HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achievement

Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achievement

GET and POST Requests in a Browser

HTTP Basics

Achievement

Introduction to HTTP

HTTP Basics

Achievement

API Protection

Flask REST API

Achievement

Resourceful Blueprints

Flask REST API

Achievement

Getting the REST You Need

REST API Basics

Achievement

Covering Your Bases

Python Testing

Achievement

Be Assertive!

Python Testing

Achievement

What Is Testing?

Python Testing

Achievement

Gettin' CRUD-y With It

Using Databases in Python

Achievement

Our Diary App

Using Databases in Python

Achievement

Meet Peewee

Using Databases in Python

Achievement

Python Regular Expressions

Regular Expressions in Python

Achievement

Timezones

Dates and Times in Python (2014)

Achievement

Math Quiz App

Dates and Times in Python (2014)

Achievement

Dates and Times

Dates and Times in Python (2014)

Achievement

Dice Roller

Object-Oriented Python

Achievement

Python: Advanced Objects

Object-Oriented Python

Achievement

Python: Inheritance

Object-Oriented Python

Achievement

Python: Instant Objects

Object-Oriented Python

Achievement

Dungeon Game 2

Python Collections (2016, retired 2019)

Achievement

Python Sets

Python Collections (2016, retired 2019)

Achievement

Python Tuples

Python Collections (2016, retired 2019)

Achievement

Python Dictionaries

Python Collections (2016, retired 2019)

Achievement

Python Slices

Python Collections (2016, retired 2019)

Achievement

Python Lists

Python Collections (2016, retired 2019)

Achievement

MASH JavaScript

Treehouse Club - MASH

Achievement

MASH CSS

Treehouse Club - MASH

Achievement

MASH HTML

Treehouse Club - MASH

Achievement

WWW

How the Web Works

Achievement

The Internet

How the Internet Works

Achievement

Letter Game App

Python Basics (2015)

Achievement

Number Game App

Python Basics (2015)

Achievement

Shopping List App

Python Basics (2015)

Achievement

Logic in Python

Python Basics (2015)

Achievement

Python Data Types

Python Basics (2015)

Achievement

Python For Beginners

Python Basics (2015)

Achievement

Go Concurrency Overview

Go Language Overview

Achievement

Go Custom Types Overview

Go Language Overview

Achievement

Go Data Structures Overview

Go Language Overview

Achievement

Go Flow Control Overview

Go Language Overview

Achievement

Go Syntax Overview

Go Language Overview

Achievement

Character Builder

Flask Basics

Achievement

Dockerize a Web App

Introduction to Docker

Achievement

Managing Images and Containers

Introduction to Docker

Achievement

Building Images Using Dockerfiles

Introduction to Docker

Achievement

Fundamentals of Docker

Introduction to Docker

Achievement

Docker Use Cases

Introduction to Docker

Achievement

Takin' Names

Build a Social Network with Flask

Achievement

Player Input and Cameras

How to Make a Video Game

Achievement

The Unity Editor and Scene Setup

How to Make a Video Game

Achievement

Database Security

PHP & Databases with PDO

Achievement

Slim and Templates

Building Websites with PHP

Achievement

Queries & Results

PHP & Databases with PDO

Achievement

Getting Started with PDO

PHP & Databases with PDO

Achievement

Test Doubles

PHP Testing

Achievement

Acceptance Tests

PHP Testing

Achievement

Organizing your Tests

PHP Testing

Achievement

Creating Your Tests

PHP Testing

Achievement

Tools for Testers

PHP Testing

Achievement

How To Test Our Code

PHP Testing

Achievement

Item Completion & Interaction

Nested CRUD with Laravel 4

Achievement

Nested Edits & Updates

Nested CRUD with Laravel 4

Achievement

Nested Routes & Controllers

Nested CRUD with Laravel 4

Achievement

Error Handling

PHP Standards and Best Practices

Achievement

Contact Forms & Mailers

Building Websites with PHP

Achievement

Dependency Management

Building Websites with PHP

Achievement

Getting Started With Rails

Build a Simple Ruby on Rails Application

Achievement

Introduction to Video Games

How to Make a Video Game

Achievement

Workflows

Git Basics

Achievement

Working With Remote Repositories

Git Basics

Achievement

Merging

Git Basics

Achievement

Getting Started With Git

Git Basics

Achievement

Branches

Git Basics

Achievement

Why Version Control Matters

Git Basics

Achievement

Flask Templates

Flask Basics

Achievement

Welcome to Flask

Flask Basics

Achievement

Computer Languages

Computer Basics

Achievement

Computer Basics

Computer Basics

Achievement

PHP Internal Functions

PHP Functions

Achievement

PHP Returns & Closures

PHP Functions

Achievement

PHP Functions Basics

PHP Functions

Achievement

Delivering the MVP

Java Objects (Retired)

Achievement

Creating the MVP

Java Objects (Retired)

Achievement

Harnessing the Power of Objects

Java Objects (Retired)

Achievement

Meet Objects

Java Objects (Retired)

Achievement

Perfecting the Prototype

Java Basics

Achievement

Using your New Tools

Java Basics

Achievement

Getting Started with Java

Java Basics

Achievement

Hack-n-Slash

Object-Oriented Python (retired)

Achievement

Python Inheritance

Object-Oriented Python (retired)

Achievement

Python Objects

Object-Oriented Python (retired)

Achievement

Buggy Logs

Write Better Python

Achievement

Cleaner Code

Write Better Python

Achievement

Autoloading and Composer

PHP Standards and Best Practices

Achievement

Finishing the User Interface

Build an Interactive Story App (Retired)

Achievement

The Model-View-Controller Pattern

Build an Interactive Story App (Retired)

Achievement

Intents and Multiple Activities

Build an Interactive Story App (Retired)

Achievement

User Input

Build an Interactive Story App (Retired)

Achievement

Creating Distributable OOP Packages

PHP Standards and Best Practices

Achievement

Databases and International Concerns

PHP Standards and Best Practices

Achievement

Starting Right with PHP Best Practices

PHP Standards and Best Practices

Achievement

Creating the Initial Screen Layout

Build a Simple Android App (2014)

Achievement

Getting Started with Android

Build a Simple Android App (2014)

Achievement

Moving from WordPress.com to Self-Hosted WordPress.org

Moving from WordPress.com to Self-Hosted WordPress.org

Achievement

Swift Optionals

Swift Functions and Optionals

Achievement

Swift Parameters and Tuples

Swift Functions and Optionals

Achievement

Swift Functions

Swift Functions and Optionals

Achievement

Control Flow

Swift Basics (retired)

Achievement

Collections

Swift Basics (retired)

Achievement

Operators

Swift Basics (retired)

Achievement

Types

Swift Basics (retired)

Achievement

Variables and Constants

Swift Basics (retired)

Achievement

Finding Good WordPress Plugins and Themes

How to Build a WordPress Blog Without Coding

Achievement

Managing Comments on a WordPress Blog

How to Build a WordPress Blog Without Coding

Achievement

Working with Media in WordPress Blogs

How to Build a WordPress Blog Without Coding

Achievement

Posts and Pages in WordPress

How to Build a WordPress Blog Without Coding

Achievement

Blogging with WordPress Overview

How to Build a WordPress Blog Without Coding

Achievement

Relating Models

Laravel 4 Basics

Achievement

Laravel CRUD

Laravel 4 Basics

Achievement

Validation & Flash Messages

Laravel 4 Basics

Achievement

Laravel Forms

Laravel 4 Basics

Achievement

Laravel & Databases

Laravel 4 Basics

Achievement

Laravel Project Setup

Laravel 4 Basics

Achievement

Pick a Number! Any Number!

Python Basics (Retired)

Achievement

Putting the "Fun" Back in "Functions"

Python Basics (Retired)

Achievement

Welcome to the Treehouse Club

Treehouse Club: HTML

Achievement

Treehouse Club - JavaScript

Treehouse Club: JavaScript

Achievement

Flexbox and Multi-Column Layout

Unused CSS Stages

Achievement

Gradients

CSS Foundations

Achievement

Web Typography

CSS Foundations

Achievement

Backgrounds and Borders

CSS Foundations

Achievement

CSS Box Model

CSS Foundations

Achievement

Text, Fonts, and Lists

CSS Foundations

Achievement

Values and Units

CSS Foundations

Achievement

Advanced Selectors

CSS Foundations

Achievement

Selectors

CSS Foundations

Achievement

Laravel Controllers

Laravel 4 Basics

Achievement

Laravel Getting Started

Laravel 4 Basics

Achievement

PHP Loops

PHP Basics (Retired)

Achievement

PHP Conditionals

PHP Basics (Retired)

Achievement

PHP Datatypes

PHP Basics (Retired)

Achievement

PHP Data & Structure

PHP Basics (Retired)

Achievement

PHP Getting Started

PHP Basics (Retired)

Achievement

Shopping List

Python Basics (Retired)

Achievement

Things That Count

Python Basics (Retired)

Achievement

Ins & Outs

Python Basics (Retired)

Achievement

Say Hello to Python

Python Basics (Retired)

Achievement

Treehouse Club - CSS

Treehouse Club: CSS

Achievement

Getting Started with WordPress

Getting Started with WordPress

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

jQuery and AJAX

AJAX Basics (retiring)

Achievement

Programming AJAX

AJAX Basics (retiring)

Achievement

AJAX Concepts

AJAX Basics (retiring)

Achievement

Writing Online

Soft Skills

Achievement

Productivity

Soft Skills

Achievement

Important Skills For Professional Success

Soft Skills

Achievement

PHP Inheritance & Interfaces

Object-Oriented PHP Basics (Retired)

Achievement

PHP Properties & Methods

Object-Oriented PHP Basics (Retired)

Achievement

PHP Objects and Classes

Object-Oriented PHP Basics (Retired)

Achievement

Getting Started with CSS

CSS Foundations

Achievement

Limiting Results in Queries

Using PHP with MySQL

Achievement

Using Relationship Tables

Using PHP with MySQL

Achievement

Filtering Input for Queries

Using PHP with MySQL

Achievement

Querying the Database

Using PHP with MySQL

Achievement

Connecting to MySQL

Using PHP with MySQL

Achievement

Paginating a List: Model and View

Enhancing a Simple PHP Application

Achievement

Paginating a List: Controller

Enhancing a Simple PHP Application

Achievement

Adding Search: Model

Enhancing a Simple PHP Application

Achievement

Debugging HTML and CSS Problems

How to Make a Website

Achievement

Sharing a Website

How to Make a Website

Achievement

Responsive Web Design and Testing

How to Make a Website

Achievement

Adding Pages to a Website

How to Make a Website

Achievement

Styling Web Pages and Navigation

How to Make a Website

Achievement

Customizing Colors and Fonts

How to Make a Website

Achievement

CSS: Cascading Style Sheets

How to Make a Website

Achievement

Creating HTML Content

How to Make a Website

Achievement

HTML First

How to Make a Website

Achievement

Beginning HTML and CSS

How to Make a Website

Achievement

Sharing Your Creation

Build a Simple Android App (retired 2014)

Achievement

Interrogating the App

Build a Simple Android App (retired 2014)

Achievement

Shaking Things Up

Build a Simple Android App (retired 2014)

Achievement

Pretty Little Things

Build a Simple Android App (retired 2014)

Achievement

Learning the Language

Build a Simple Android App (retired 2014)

Achievement

Getting Started with Android

Build a Simple Android App (retired 2014)

Achievement

Presentation Skills

Soft Skills

Achievement

Adding Search: Controller & View

Enhancing a Simple PHP Application

Achievement

Refactoring the Codebase

Enhancing a Simple PHP Application

Achievement

Cleaning URLs with Rewrite Rules

Enhancing a Simple PHP Application

Achievement

Cleaning URLs with Subfolders

Enhancing a Simple PHP Application

Achievement

Pricing and Project Proposals

How to Freelance

Achievement

Finding Your First Project

How to Freelance

Achievement

Starting a Freelance Career

How to Freelance

Achievement

Color Theory

Aesthetic Foundations

Achievement

Principles

Aesthetic Foundations

Achievement

Elements

Aesthetic Foundations

Achievement

Integrating Validation Errors

Enhancing a Simple PHP Application

Achievement

Simple PHP Application: Wrapping Up The Project

Build a Simple PHP Application

Achievement

Working with PHP Functions

Build a Simple PHP Application

Achievement

Integrating With Paypal

Build a Simple PHP Application

Achievement

Adding a Contact Form

Build a Simple PHP Application

Achievement

Listing Inventory Items

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

Functions

Introduction to Programming

Achievement

Objects and Arrays

Introduction to Programming

Achievement

Control Structures

Introduction to Programming

Achievement

Basics

Introduction to Programming

Achievement

Protecting and Sharing Your Work

Copyright Basics

Achievement

Licensing

Copyright Basics

Achievement

Fair Use and Public Domain

Copyright Basics

Achievement

Getting Started with Copyright

Copyright Basics

Achievement

Web Apps

Accessibility

Achievement

Websites

Accessibility

Achievement

Introduction

Accessibility

Achievement

Forms

HTML

Achievement

Tables

HTML

Achievement

Objects

HTML

Achievement

Links

HTML

Achievement

Lists

HTML

Achievement

Text

HTML

Achievement

Introduction

HTML

Achievement

Launching the Website

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

Website Basics

Build a Simple Website

Achievement

Newbie