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

Launching and Supporting a WordPress Plugin

How to Build a WordPress Plugin

Achievement

Building WordPress Template Tags, Widgets, and Shortcodes

How to Build a WordPress Plugin

Achievement

Connecting WordPress Plugins with 3rd Party APIs

How to Build a WordPress Plugin

Achievement

Building a WordPress Plugin Settings Page

How to Build a WordPress Plugin

Achievement

Merge Sort and Linked Lists

Introduction to Data Structures

Achievement

The Merge Sort Algorithm

Introduction to Data Structures

Achievement

Building a Linked List

Introduction to Data Structures

Achievement

Exploring Arrays

Introduction to Data Structures

Achievement

Recursion and Space Complexity

Introduction to Algorithms

Achievement

Algorithms in Code

Introduction to Algorithms

Achievement

Time Complexity

Introduction to Algorithms

Achievement

Playing a Counting Game

Introduction to Algorithms

Achievement

Building a Flashcard App

Vue.js Basics

Achievement

Sweeping Vues: Loops, Methods, Directives

Vue.js Basics

Achievement

What a Beautiful Vue!

Vue.js Basics

Achievement

Introducing Vue

Vue.js Basics

Achievement

Build an Application

Introducing Lists

Achievement

Using Lists

Introducing Lists

Achievement

Image Delivery with Srcset and Sizes

Responsive Images

Achievement

Exploration

Web Design Process

Achievement

Discovery

Web Design Process

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

Testing for Accessibility

Web Accessibility Compliance

Achievement

Mobile Accessibility

Web Accessibility Compliance

Achievement

Accessible UI Patterns

Web Accessibility Compliance

Achievement

Semantic HTML and WAI-ARIA

Web Accessibility Compliance

Achievement

WCAG 2.0 (and Other Standards)

Web Accessibility Compliance

Achievement

Access for Everybody

Web Accessibility Compliance

Achievement

Creating a Long Term Business

How to Freelance

Achievement

Protecting Yourself With Contracts

How to Freelance

Achievement

Establishing a Proper Workflow

How to Freelance

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

Hooking Into WordPress Plugins

WordPress Hooks - Actions and Filters

Achievement

Action Functions in WordPress

WordPress Hooks - Actions and Filters

Achievement

Filter Functions in WordPress

WordPress Hooks - Actions and Filters

Achievement

An Overview of Hooks in WordPress

WordPress Hooks - Actions and Filters

Achievement

Building Forms With Bootstrap

Bootstrap Basics

Achievement

Using Bootstrap Components

Bootstrap Basics

Achievement

Responsive Layouts With the Bootstrap Grid

Bootstrap Basics

Achievement

Getting to Know Bootstrap 4

Bootstrap Basics

Achievement

Hello, GitHub!

GitHub Basics

Achievement

GitHub and Other Remote Repositories

Introduction to Git

Achievement

Managing Committed Files

Introduction to Git

Achievement

First Commits

Introduction to Git

Achievement

Better SEO Through Tools

SEO Basics

Achievement

Better SEO Through Code

SEO Basics

Achievement

Better SEO Through Content

SEO Basics

Achievement

Introduction to SEO

SEO Basics

Achievement

Combine and Minify Assets

Introduction to Front End Performance Optimization

Achievement

Optimize Assets

Introduction to Front End Performance Optimization

Achievement

Measuring Performance

Introduction to Front End Performance Optimization

Achievement

Planning for Performance

Introduction to Front End Performance Optimization

Achievement

AJAX and APIs

AJAX Basics (retiring)

Achievement

jQuery and AJAX

AJAX Basics (retiring)

Achievement

How WordPress Plugins Work

How to Build a WordPress Plugin

Achievement

Vulnerabilities: Configuration, Components, and Logging

OWASP Top 10 Vulnerabilities

Achievement

Vulnerabilities: Authentication, Access, and Sensitive Data

OWASP Top 10 Vulnerabilities

Achievement

Vulnerabilities: Injection, XSS, CSRF

OWASP Top 10 Vulnerabilities

Achievement

The OWASP Top 10 Explained

OWASP Top 10 Vulnerabilities

Achievement

Maintaining Secure Web Apps

Introduction to Application Security

Achievement

Protecting Data and Keeping Attackers Out

Introduction to Application Security

Achievement

Why Protect Your Web Apps

Introduction to Application Security

Achievement

Security: Solutions

Introduction to Data Security

Achievement

Security: Concerns

Introduction to Data Security

Achievement

Security in Practice

Security Literacy

Achievement

Common Attacks and Defenses

Security Literacy

Achievement

Hello Internet!

Security Literacy

Achievement

Finishing Your WordPress Theme

WordPress Theme Development

Achievement

Custom Homepage Templates in WordPress

WordPress Theme Development

Achievement

Adding a Blog to a WordPress Theme

WordPress Theme Development

Achievement

GET and POST Requests in a Browser

HTTP Basics

Achievement

Introduction to HTTP

HTTP Basics

Achievement

Programming AJAX

AJAX Basics (retiring)

Achievement

AJAX Concepts

AJAX Basics (retiring)

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

Starting 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

Core WordPress Theme Files

The WordPress Template Hierarchy

Achievement

How WordPress Templates Work

The WordPress Template Hierarchy

Achievement

Working with jQuery Collections (2017)

jQuery Basics

Achievement

Understanding jQuery Events and DOM Traversal (2017)

jQuery Basics

Achievement

Introducing jQuery (2017)

jQuery Basics

Achievement

Traversing the DOM

JavaScript and the DOM (Retiring)

Achievement

Responding to User Interaction

Interacting with the DOM

Achievement

Going Further with Grid Layout

CSS Grid Layout

Achievement

Flexible Sized Grids

CSS Grid Layout

Achievement

Introducing Grid Layout

CSS Grid Layout

Achievement

Making Changes to the DOM

JavaScript and the DOM (Retiring)

Achievement

Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achievement

The Browser Environment

JavaScript and the DOM (Retiring)

Achievement

WordPress User Roles

WordPress User Roles

Achievement

Add Reusable Logic to Your Sass

Sass Basics

Achievement

Write Smart and Efficient CSS with Sass

Sass Basics

Achievement

Improve Your Workflow with Sass

Sass Basics

Achievement

Getting Started with Sass

Sass Basics

Achievement

Creating an SVG

SVG Basics

Achievement

Introduction to SVG

SVG Basics

Achievement

Adding 3D Effects with CSS

CSS Transitions and Transforms

Achievement

Getting Started with CSS Transforms

CSS Transitions and Transforms

Achievement

Transition Timing Functions and Delays

CSS Transitions and Transforms

Achievement

Getting Started with CSS Transitions

CSS Transitions and Transforms

Achievement

Advanced Selectors

CSS Selectors

Achievement

Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achievement

Selectors - Beyond the Basics

CSS Selectors

Achievement

Building a Layout with Flexbox

CSS Flexbox Layout

Achievement

Flexbox Properties

CSS Flexbox Layout

Achievement

Understanding Flexbox

CSS Flexbox Layout

Achievement

Responsive Patterns

Responsive Layouts

Achievement

Media Queries

Responsive Layouts

Achievement

Responsive Theory

Responsive Layouts

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

Fundamental Concepts

CSS Basics (2014)

Achievement

Designing with the Latest Features

CSS Basics (2014)

Achievement

Basic Layout

CSS Basics (2014)

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

Going Further with HTML

HTML Basics

Achievement

Images, Text and Links

HTML Basics

Achievement

Setting Up an Authorization System

PHP User Authentication

Achievement

Structuring Your Content

HTML Basics

Achievement

Getting Started With HTML

HTML Basics

Achievement

Adding an Authentication System

PHP User Authentication

Achievement

Build a Library

PHP User Authentication

Achievement

What is Authentication

PHP User Authentication

Achievement

Getting the REST You Need

REST API Basics

Achievement

Error Handling

PHP Standards and Best Practices

Achievement

Creating Distributable OOP Packages

PHP Standards and Best Practices

Achievement

Autoloading and Composer

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

Day 3: Getting Creative

SQL Reporting by Example

Achievement

Dependency Management

Building Websites with PHP

Achievement

Day 2: Advanced Selecting

SQL Reporting by Example

Achievement

Day 1: Joining Tables

SQL Reporting by Example

Achievement

Orientation: Selecting Data

SQL Reporting by Example

Achievement

Subqueries

Querying Relational Databases

Achievement

Abstract Classes in PHP

Designing Interfaces in PHP

Achievement

Using Interfaces in PHP

Designing Interfaces in PHP

Achievement

Designing Interfaces in PHP

Designing Interfaces in PHP

Achievement

Parsing Specific Formats

File Handling with PHP

Achievement

Basic File Handling

File Handling with PHP

Achievement

Updating and Deleting Records

CRUD Operations with PHP

Achievement

Reading and Writing Reports

CRUD Operations with PHP

Achievement

Creating Records

CRUD Operations with PHP

Achievement

Project Setup

CRUD Operations with PHP

Achievement

Set Operations

Querying Relational Databases

Achievement

Joining Table Data with SQL

Querying Relational Databases

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

Installing WordPress Locally

Installing WordPress Locally

Achievement

What Is WordPress?

What Is WordPress?

Achievement

Table Relationships

Querying Relational Databases

Achievement

Database Keys

Querying Relational Databases

Achievement

Database Normalization

Querying Relational Databases

Achievement

Creating and Modifying Database Tables

Creating and Modifying Database Tables

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

Browser Persistent Data with PHP

Browser Persistent Data with PHP

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

Date and Time Functions

Reporting with SQL

Achievement

Aggregate and Numeric Functions

Reporting with SQL

Achievement

Working with Text

Reporting with SQL

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

Extending the Family

Extending Object-Oriented PHP

Achievement

Inheritance

Extending Object-Oriented 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

WWW

How the Web Works

Achievement

The Internet

How the Internet Works

Achievement

Computer Languages

Computer Basics

Achievement

Computer Basics

Computer Basics

Achievement

PHP Email Form Errors

Build a Basic PHP Website (2018)

Achievement

PHP Email Forms

Build a Basic PHP Website (2018)

Achievement

PHP Inventory

Build a Basic PHP Website (2018)

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

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

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

Newbie