Achievement

Updating Data in Sinatra

Building Web Apps with Sinatra

Achievement

Adding New Data in Sinatra

Building Web Apps with Sinatra

Achievement

Sinatra ERB Templates

Building Web Apps with Sinatra

Achievement

Creating New Sinatra Apps

Building Web Apps with Sinatra

Achievement

Ordering, Limiting and Paging Results

Reporting with SQL

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

Search

Build an Address Book in Ruby

Achievement

Ruby Class Design

Build an Address Book in Ruby

Achievement

Blocks Practice

Ruby Blocks

Achievement

Working With Blocks

Ruby Blocks

Achievement

MASH JavaScript

Treehouse Club - MASH

Achievement

MASH CSS

Treehouse Club - MASH

Achievement

MASH HTML

Treehouse Club - MASH

Achievement

Treehouse Club - JavaScript

Treehouse Club: JavaScript

Achievement

Treehouse Club - CSS

Treehouse Club: CSS

Achievement

Welcome to the Treehouse Club

Treehouse Club: HTML

Achievement

WWW

How the Web Works

Achievement

The Internet

How the Internet Works

Achievement

Computer Languages

Computer Basics

Achievement

Computer Basics

Computer Basics

Achievement

AJAX and APIs

AJAX Basics (retiring)

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

Local WordPress Development

Local WordPress Development

Achievement

WordPress Plugin Best Practices

How to Make a Website with WordPress

Achievement

Widgets and Custom Menus

How to Make a Website with WordPress

Achievement

Custom Post Types and Fields

How to Make a Website with WordPress

Achievement

Customizing WordPress Themes

How to Make a Website with WordPress

Achievement

WordPress Themes

How to Make a Website with WordPress

Achievement

Ruby Blocks

Ruby Blocks

Achievement

Build a Simple Todo List Program

Ruby Booleans

Achievement

Ruby Booleans

Ruby Booleans

Achievement

Build a Bank Account Class

Ruby Objects and Classes

Achievement

Ruby Variables and Methods

Ruby Objects and Classes

Achievement

Ruby Objects and Classes

Ruby Objects and Classes

Achievement

Build a Simple Contact List

Ruby Loops

Achievement

Ruby Iteration

Ruby Loops

Achievement

Ruby Loops

Ruby Loops

Achievement

Build a Grocery List Program

Ruby Collections

Achievement

Ruby Hashes

Ruby Collections

Achievement

Ruby Arrays

Ruby Collections

Achievement

Ruby Logical Operators

Ruby Operators and Control Structures

Achievement

Ruby Control Structures

Ruby Operators and Control Structures

Achievement

Ruby Operators

Ruby Operators and Control Structures

Achievement

Ruby Methods

Ruby Basics (Retired)

Achievement

Ruby Numbers (Ruby Basics)

Ruby Basics (Retired)

Achievement

Ruby Strings (Ruby Basics)

Ruby Basics (Retired)

Achievement

How Ruby Works

Ruby Basics (Retired)

Achievement

jQuery and AJAX

AJAX Basics (retiring)

Achievement

Installing Wordpress

How to Make a Website with WordPress

Achievement

Programming AJAX

AJAX Basics (retiring)

Achievement

AJAX Concepts

AJAX Basics (retiring)

Achievement

Traversing and Manipulating the DOM with JavaScript

Interactive Web Pages with JavaScript

Achievement

Selecting Elements and Adding Events with JavaScript

Interactive Web Pages with JavaScript

Achievement

JavaScript and the DOM

Interactive Web Pages with JavaScript

Achievement

Using a jQuery Carousel

Using jQuery Plugins

Achievement

Add a Sticky Navigation Bar

Using jQuery Plugins

Achievement

Introducing jQuery Plugins

Using jQuery Plugins

Achievement

Creating a Simple Drawing Application

jQuery Basics (2014)

Achievement

Creating a Password Confirmation Form

jQuery Basics (2014)

Achievement

Creating a Mobile Drop Down Menu

jQuery Basics (2014)

Achievement

Creating a Simple Lightbox

jQuery Basics (2014)

Achievement

Creating a Spoiler Revealer

jQuery Basics (2014)

Achievement

Introduction to jQuery

jQuery Basics (2014)

Achievement

JavaScript Objects

JavaScript Loops, Arrays and Objects

Achievement

JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achievement

JavaScript Loops

JavaScript Loops, Arrays and Objects

Achievement

JavaScript Functions

JavaScript Basics (Retired)

Achievement

JavaScript Conditional Statements

JavaScript Basics (Retired)

Achievement

JavaScript Numbers

JavaScript Basics (Retired)

Achievement

JavaScript Variables

JavaScript Basics (Retired)

Achievement

Introducing JavaScript

JavaScript Basics (Retired)

Achievement

Character Builder

Flask Basics

Achievement

Flask Templates

Flask Basics

Achievement

Welcome to Flask

Flask Basics

Achievement

The Lambda Lambada

Functional Python

Achievement

Functional Workhorses

Functional Python

Achievement

Functional Rules

Functional Python

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

Covering Your Bases

Python Testing

Achievement

Be Assertive!

Python Testing

Achievement

What Is Testing?

Python Testing

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

Buggy Logs

Write Better Python

Achievement

Cleaner Code

Write Better Python

Achievement

Hack-n-Slash

Object-Oriented Python (retired)

Achievement

Python Inheritance

Object-Oriented Python (retired)

Achievement

Python Objects

Object-Oriented Python (retired)

Achievement

Dungeon Game

Python Collections (Retired)

Achievement

Tuples

Python Collections (Retired)

Achievement

Dictionaries

Python Collections (Retired)

Achievement

Slices

Python Collections (Retired)

Achievement

Lists Redux

Python Collections (Retired)

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

Workflows

Git Basics

Achievement

Working With Remote Repositories

Git Basics

Achievement

Merging

Git Basics

Achievement

Branches

Git Basics

Achievement

Getting Started With Git

Git Basics

Achievement

Why Version Control Matters

Git Basics

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

Installing Programs

Console Foundations

Achievement

Environment and Redirection

Console Foundations

Achievement

Improving Our Todo App

AngularJS Basics (1.x)

Achievement

Services in Angular

AngularJS Basics (1.x)

Achievement

Console Processes

Console Foundations

Achievement

Using Angular's Built-in Directives

AngularJS Basics (1.x)

Achievement

Controllers and Scope

AngularJS Basics (1.x)

Achievement

Console Users and Permission

Console Foundations

Achievement

Getting Started with Angular

AngularJS Basics (1.x)

Achievement

Contact Forms & Mailers

Building Websites with PHP

Achievement

Moving Around in the Console

Console Foundations

Achievement

Slim and Templates

Building Websites with PHP

Achievement

Dependency Management

Building Websites with PHP

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

PHPDB Stage 5: Search

Integrating PHP with Databases

Achievement

PHPDB Stage 4: Pagination with LIMITs

Integrating PHP with Databases

Achievement

PHPDB Stage 3: Using Relational Data

Integrating PHP with Databases

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

PHP Email Form Errors

Build a Basic PHP Website (2018)

Achievement

PHP Email Forms

Build a Basic PHP Website (2018)

Achievement

Finding the Data You Want

SQL Basics

Achievement

PHP Inventory

Build a Basic PHP Website (2018)

Achievement

Getting Data from a Database

SQL Basics

Achievement

Data, Databases and SQL

SQL Basics

Achievement

PHP Includes

Build a Basic PHP Website (2018)

Achievement

PHP Internal Functions

PHP Functions

Achievement

PHP Returns & Closures

PHP Functions

Achievement

PHP Functions Basics

PHP Functions

Achievement

PHP Loops

PHP Arrays and Control Structures

Achievement

PHP Arrays

PHP Arrays and Control Structures

Achievement

PHP Conditionals

PHP Arrays and Control Structures

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

PHP on the Web

PHP Basics

Achievement

Daily Exercise Program

PHP Basics

Achievement

Unit Converter

PHP Basics

Achievement

Getting to Know PHP

PHP Basics

Achievement

Newbie