Achievement

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

Making Changes to the DOM

JavaScript and the DOM

Achievement

Getting a Handle on the DOM

JavaScript and the DOM

Achievement

Loop Through Objects

JavaScript Objects

Achievement

Object Basics

JavaScript Objects

Achievement

Multidimensional Arrays

JavaScript Arrays

Achievement

Loop Through Arrays

JavaScript Arrays

Achievement

Store Multiple Values in an Array

JavaScript Arrays

Achievement

Working with 'for' Loops

JavaScript Loops

Achievement

Simplify Repetitive Tasks with Loops

JavaScript Loops

Achievement

The Browser Environment

JavaScript and the DOM

Achievement

Arrow Functions

JavaScript Functions

Achievement

Pass Information Into Functions

JavaScript Functions

Achievement

Create Reusable Code with Functions

JavaScript Functions

Achievement

The Math Object

JavaScript Numbers

Achievement

Working with Numbers

JavaScript Numbers

Achievement

Making Decisions in Your Code with Conditional Statements

JavaScript Basics

Achievement

Working With Strings

JavaScript Basics

Achievement

Storing and Tracking Information with Variables

JavaScript Basics

Achievement

Hello, JavaScript!

JavaScript Basics

Achievement

Inheritance

C# Objects

Achievement

Methods

C# Objects

Achievement

Emulating Built-ins

Basic Object-Oriented Python

Achievement

Welcome to OOP

Basic Object-Oriented Python

Achievement

Java Inheritance

Inheritance in Java

Achievement

Object-Oriented Programming

C# Objects

Achievement

If Statements

C# Basics

Achievement

Numbers

C# Basics

Achievement

Strings

C# Basics

Achievement

Methods

C# Basics

Achievement

C# Syntax

C# Basics

Achievement

GitHub and Other Remote Repositories

Introduction to Git

Achievement

Managing Committed Files

Introduction to Git

Achievement

First Commits

Introduction to Git

Achievement

Meet NumPy

Introduction to NumPy

Achievement

Responding to User Interaction

Interacting with the DOM

Achievement

Making Changes to the DOM

JavaScript and the DOM (Retiring)

Achievement

Python: Inheritance

Object-Oriented Python

Achievement

Python: Instant Objects

Object-Oriented Python

Achievement

Iterating and Packing with Dictionaries

Introducing Dictionaries

Achievement

Introducing Dictionaries

Introducing Dictionaries

Achievement

Sequence Operations

Python Sequences

Achievement

Sequence Iterations

Python Sequences

Achievement

Packing and Unpacking

Functions, Packing, and Unpacking

Achievement

Getting Info In and Out of Functions

Functions, Packing, and Unpacking

Achievement

Introduction to Functions

Functions, Packing, and Unpacking

Achievement

Getting to Know Tuples

Introducing Tuples

Achievement

Planning Your Users’ Journey

Creating User Experiences

Achievement

Strategy: Determining Goals for your Product

Creating User Experiences

Achievement

Principles of Design

Visual Design Foundations

Achievement

Elements of Design

Visual Design Foundations

Achievement

Getting the REST You Need 2

Introduction to REST APIs

Achievement

Introduction To Data Visualization

Data Visualization with Excel

Achievement

Build a Spreadsheet

Spreadsheet Basics

Achievement

Spreadsheet Best Practices

Spreadsheet Basics

Achievement

The Data Analysis Process

Data Analysis Basics

Achievement

Introduction

HTML

Achievement

Getting Started with Android

Build a Simple Android App with Java

Achievement

Understanding Our Users

Creating User Experiences

Achievement

Intro to User Experience (UX) Design

Creating User Experiences

Achievement

Better SEO Through Content

SEO Basics

Achievement

IDE Exploration

Local Development Environments

Achievement

Preparing to Present

Presentation Skills

Achievement

Java Lists

Java Lists

Achievement

Meet Selenium

Introduction to Selenium

Achievement

Common Commands

Introduction to the Terminal

Achievement

Directories and Files

Introduction to the Terminal

Achievement

The Command Shell

Introduction to the Terminal

Achievement

Getting to Know PHP

PHP Basics

Achievement

How it Works

Local Development Environments

Achievement

Efficiency!

Java Data Structures - Retired

Achievement

Exploring the Java Collections Framework

Java Data Structures - Retired

Achievement

Using Slack Effectively

Slack for the Techdegree

Achievement

Introducing Slack for the Techdegree

Slack for the Techdegree

Achievement

Introduction to SEO

SEO Basics

Achievement

Organizing Data

Java Data Structures - Retired

Achievement

Getting There

Java Data Structures - Retired

Achievement

Gotchas and Wins

Java Arrays

Achievement

Iteration

Java Arrays

Achievement

Creation

Java Arrays

Achievement

Delivering the MVP

Java Objects

Achievement

Security: Concerns

Introduction to Data Security

Achievement

Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achievement

The Browser Environment

JavaScript and the DOM (Retiring)

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

Achievement

JavaScript Tools and Workflows

The Landscape of JavaScript

Achievement

JavaScript is Everywhere

The Landscape of JavaScript

Achievement

Getting to Know Your Data

Data Analysis Basics

Achievement

Day 3: Getting Creative

SQL Reporting by Example

Achievement

Day 2: Advanced Selecting

SQL Reporting by Example

Achievement

Day 1: Joining Tables

SQL Reporting by Example

Achievement

Security in Practice

Security Literacy

Achievement

Common Attacks and Defenses

Security Literacy

Achievement

Spreadsheet Functions & Formulas

Spreadsheet Basics

Achievement

Orientation: Selecting Data

SQL Reporting by Example

Achievement

Subqueries

Querying Relational Databases

Achievement

Playing a Counting Game

Introduction to Algorithms

Achievement

Scrum Artifacts

Scrum Basics

Achievement

Scrum Events

Scrum Basics

Achievement

Introducing Scrum

Scrum Basics

Achievement

Finishing the Game

Introducing JavaScript

Achievement

Exploration

Web Design Process

Achievement

Discovery

Web Design Process

Achievement

Going Further with HTML

HTML Basics

Achievement

Images, Text and Links

HTML Basics

Achievement

Introduction to Illustrator

Illustrator Foundations

Achievement

Structuring Your Content

HTML Basics

Achievement

Getting Started With HTML

HTML Basics

Achievement

Set Operations

Querying Relational Databases

Achievement

Joining Table Data with SQL

Querying Relational Databases

Achievement

Table Relationships

Querying Relational Databases

Achievement

Database Keys

Querying Relational Databases

Achievement

Telling the Story

Design Thinking

Achievement

Designing for Your User’s "To-be"

Design Thinking

Achievement

What is Agile?

Scrum Basics

Achievement

Dungeon Game 2

Python Collections (2016, retired 2019)

Achievement

Prepare and Plan

C# Basics (Retired)

Achievement

Understanding your User’s “As-is” Scenario

Design Thinking

Achievement

Becoming Acquainted with Your User

Design Thinking

Achievement

Becoming a Design Thinker

Design Thinking

Achievement

Python Sets

Python Collections (2016, retired 2019)

Achievement

Hello Internet!

Security Literacy

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

Build an Application

Introducing Lists

Achievement

Using Lists

Introducing Lists

Achievement

Meet Lists

Introducing Lists

Achievement

All Together Now

Python Basics

Achievement

Functions and Looping

Python Basics

Achievement

Types and Branching

Python Basics

Achievement

Meet Python

Python Basics

Achievement

Introducing JavaScript

Introducing JavaScript

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

Creating the MVP

Java Objects

Achievement

Harnessing the Power of Objects

Java Objects

Achievement

Meet Objects

Java Objects

Achievement

Database Normalization

Querying Relational Databases

Achievement

Getting Started With Spreadsheets

Spreadsheet Basics

Achievement

Introducing Spreadsheets

Spreadsheet Basics

Achievement

Introducing Data Analysis

Data Analysis Basics

Achievement

Ruby Conditionals

Ruby Basics

Achievement

Ruby Numeric Types

Ruby Basics

Achievement

Ruby Objects

Ruby Basics

Achievement

Ruby Strings and Escape Sequences

Ruby Basics

Achievement

Ruby Syntax

Ruby Basics

Achievement

Harnessing the Power of Objects

Java Objects (Retired)

Achievement

Meet Objects

Java Objects (Retired)

Achievement

Date and Time Functions

Reporting with SQL

Achievement

Aggregate and Numeric Functions

Reporting with SQL

Achievement

Getting the REST You Need

REST API Basics

Achievement

GET and POST Requests in a Browser

HTTP Basics

Achievement

Introduction to HTTP

HTTP Basics

Achievement

Lists Redux

Python Collections (Retired)

Achievement

Letter Game App

Python Basics (2015)

Achievement

Number Game App

Python Basics (2015)

Achievement

Working with Text

Reporting with SQL

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

Shopping List App

Python Basics (2015)

Achievement

Logic in Python

Python Basics (2015)

Achievement

Python Data Types

Python Basics (2015)

Achievement

JavaScript Objects

JavaScript Loops, Arrays and Objects

Achievement

Updating Data in a Database

Modifying Data with SQL

Achievement

Adding Data to a Database

Modifying Data with SQL

Achievement

Manipulating Schema with SQL

Database Foundations

Achievement

Creating Tables and Manipulating Data with SQL

Database Foundations

Achievement

Reading Data from Databases with SQL

Database Foundations

Achievement

Installing MySQL Server and MySQL Workbench

Database Foundations

Achievement

Introduction to Data, Databases and SQL

Database Foundations

Achievement

Installing Programs

Console Foundations

Achievement

Environment and Redirection

Console Foundations

Achievement

Console Processes

Console Foundations

Achievement

Console Users and Permission

Console Foundations

Achievement

Moving Around in the Console

Console Foundations

Achievement

Controlling Layout with CSS Display Modes

CSS Layout Basics

Achievement

JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achievement

JavaScript Loops

JavaScript Loops, Arrays and Objects

Achievement

Getting Started with CSS Layout

CSS Layout Basics

Achievement

JavaScript Functions

JavaScript Basics (Retired)

Achievement

JavaScript Conditional Statements

JavaScript Basics (Retired)

Achievement

Blocks Practice

Ruby Blocks

Achievement

Working With Blocks

Ruby Blocks

Achievement

Introduction to Design

Design Foundations

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

Python For Beginners

Python Basics (2015)

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

JavaScript Numbers

JavaScript Basics (Retired)

Achievement

JavaScript Variables

JavaScript Basics (Retired)

Achievement

Introducing JavaScript

JavaScript Basics (Retired)

Achievement

Fundamental Concepts

CSS Basics (2014)

Achievement

Designing with the Latest Features

CSS Basics (2014)

Achievement

Treehouse Club - JavaScript

Treehouse Club: JavaScript

Achievement

Treehouse Club - CSS

Treehouse Club: CSS

Achievement

Welcome to the Treehouse Club

Treehouse Club: HTML

Achievement

Perfecting the Prototype

Java Basics

Achievement

Using your New Tools

Java Basics

Achievement

Getting Started with Java

Java Basics

Achievement

WWW

How the Web Works

Achievement

The Internet

How the Internet Works

Achievement

Computer Languages

Computer Basics

Achievement

Computer Basics

Computer Basics

Achievement

Basic Layout

CSS Basics (2014)

Achievement

Finding the Data You Want

SQL Basics

Achievement

Getting Data from a Database

SQL Basics

Achievement

Data, Databases and SQL

SQL Basics

Achievement

The Box Model

CSS Basics (2014)

Achievement

Understanding Values and Units

CSS Basics (2014)

Achievement

Basic Selectors

CSS Basics (2014)

Achievement

Getting Started with CSS

CSS Basics (2014)

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

Newbie