Stephan L

Member Since October 19, 2015

17,821

Total Points

•
5,787

JavaScript

5740 pts
Achievements

47 pts
Forum
•
3,641

CSS

3592 pts
Achievements

49 pts
Forum
•
1,815

Python

1803 pts
Achievements

12 pts
Forum
•
1,577

Development Tools

1577 pts
Achievements

0 pts
Forum
•
1,475

HTML

1462 pts
Achievements

13 pts
Forum
•
1,219

Design

1219 pts
Achievements

0 pts
Forum
•
1,192

Java

1192 pts
Achievements

0 pts
Forum
•
592

Business

592 pts
Achievements

0 pts
Forum
•
244

Databases

244 pts
Achievements

0 pts
Forum
•
1

Ruby

1 pts
Achievements

0 pts
Forum
•
0

21st Century Skills

0 pts
Achievements

0 pts
Forum
•
0

Equity, Diversity, and Inclusion (EDI)

0 pts
Achievements

0 pts
Forum
•
0

Computer Science

0 pts
Achievements

0 pts
Forum
•
0

Learning Resources

0 pts
Achievements

0 pts
Forum
•
0

Machine Learning

0 pts
Achievements

0 pts
Forum
•
0

Quality Assurance

0 pts
Achievements

0 pts
Forum
•
0

Go

0 pts
Achievements

0 pts
Forum
•
0

Security

0 pts
Achievements

0 pts
Forum
•
0

APIs

0 pts
Achievements

0 pts
Forum
•
0

Data Analysis

0 pts
Achievements

0 pts
Forum
•
0

C#

0 pts
Achievements

0 pts
Forum
•
0

Digital Literacy

0 pts
Achievements

0 pts
Forum
•
0

Android

0 pts
Achievements

0 pts
Forum
•
0

PHP

0 pts
Achievements

0 pts
Forum

Points are earned whenever you take an important action on Treehouse.
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225 Achievements

Achievement
Exploring the Java Collections Framework

Java Data Structures

Achieved
Dec 20, 2017
Achievement
Organizing Data

Java Data Structures

Achieved
Dec 12, 2017
Achievement
Getting There

Java Data Structures

Achieved
Dec 7, 2017
Achievement
Gotchas and Wins

Java Arrays

Achieved
Dec 4, 2017
Achievement
Iteration

Java Arrays

Achieved
Dec 1, 2017
Achievement
Creation

Java Arrays

Achieved
Nov 30, 2017
Achievement
Delivering the MVP

Java Objects

Achieved
Nov 29, 2017
Achievement
Creating the MVP

Java Objects

Achieved
Nov 29, 2017
Achievement
Harnessing the Power of Objects

Java Objects

Achieved
Nov 9, 2017
Achievement
Meet Objects

Java Objects

Achieved
Nov 8, 2017
Achievement
Perfecting the Prototype

Java Basics

Achieved
Nov 8, 2017
Achievement
Using your New Tools

Java Basics

Achieved
Nov 8, 2017
Achievement
Getting Started with Java

Java Basics

Achieved
Nov 8, 2017
Achievement
Component Lifecycle

React Basics (retired)

Achieved
Jul 14, 2017
Achievement
Designing Dataflow

React Basics (retired)

Achieved
Jul 13, 2017
Achievement
Stateful Components

React Basics (retired)

Achieved
Jul 7, 2017
Achievement
Thinking in Components

React Basics (retired)

Achieved
Jul 6, 2017
Achievement
First Steps in React

React Basics (retired)

Achieved
Jun 27, 2017
Achievement
Getting Modular with Mixins and Functions

Modular CSS with Sass

Achieved
Jun 6, 2017
Achievement
Compile Sass with Gulp

Gulp Basics

Achieved
Apr 3, 2017
Achievement
Gulp your JavaScript workflow!

Gulp Basics

Achieved
Apr 3, 2017
Achievement
Welcome to Gulp.js

Gulp Basics

Achieved
Apr 3, 2017
Achievement
Dates and Times

Dates and Times in Python

Achieved
Mar 31, 2017
Achievement
Buggy Logs

Write Better Python

Achieved
Mar 30, 2017
Achievement
Cleaner Code

Write Better Python

Achieved
Mar 29, 2017
Achievement
Hack-n-Slash

Object-Oriented Python (retired)

Achieved
Mar 28, 2017
Achievement
Python Inheritance

Object-Oriented Python (retired)

Achieved
Mar 27, 2017
Achievement
Python Objects

Object-Oriented Python (retired)

Achieved
Mar 15, 2017
Achievement
Dungeon Game 2

Python Collections (2016, retired 2019)

Achieved
Mar 13, 2017
Achievement
Python Sets

Python Collections (2016, retired 2019)

Achieved
Mar 10, 2017
Achievement
Measuring Performance

Introduction to Front End Performance Optimization

Achieved
Mar 10, 2017
Achievement
Planning for Performance

Introduction to Front End Performance Optimization

Achieved
Mar 10, 2017
Achievement
Workflow Basics

Photoshop Foundations

Achieved
Mar 9, 2017
Achievement
Slices & Save for Web

Photoshop Foundations

Achieved
Mar 9, 2017
Achievement
Vector Shapes

Photoshop Foundations

Achieved
Mar 8, 2017
Achievement
Type Tools

Photoshop Foundations

Achieved
Mar 8, 2017
Achievement
Masks Basics

Photoshop Foundations

Achieved
Mar 6, 2017
Achievement
Layer Basics

Photoshop Foundations

Achieved
Mar 6, 2017
Achievement
Workspace Basics

Photoshop Foundations

Achieved
Mar 3, 2017
Achievement
Chrome DevTools Basics

Website Optimization

Achieved
Feb 22, 2017
Achievement
Python Tuples

Python Collections (2016, retired 2019)

Achieved
Feb 21, 2017
Achievement
Python Dictionaries

Python Collections (2016, retired 2019)

Achieved
Feb 14, 2017
Achievement
Python Slices

Python Collections (2016, retired 2019)

Achieved
Feb 13, 2017
Achievement
Python Lists

Python Collections (2016, retired 2019)

Achieved
Feb 13, 2017
Achievement
Letter Game App

Python Basics (2015)

Achieved
Jan 5, 2017
Achievement
Number Game App

Python Basics (2015)

Achieved
Jan 4, 2017
Achievement
Shopping List App

Python Basics (2015)

Achieved
Dec 12, 2016
Achievement
Logic in Python

Python Basics (2015)

Achieved
Dec 8, 2016
Achievement
Python Data Types

Python Basics (2015)

Achieved
Dec 7, 2016
Achievement
Python For Beginners

Python Basics (2015)

Achieved
Dec 6, 2016
Achievement
Traversing the DOM

JavaScript and the DOM (Retiring)

Achieved
Dec 1, 2016
Achievement
Responding to User Interaction

Interacting with the DOM

Achieved
Nov 15, 2016
Achievement
Making Changes to the DOM

JavaScript and the DOM (Retiring)

Achieved
Nov 15, 2016
Achievement
Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achieved
Nov 14, 2016
Achievement
The Browser Environment

JavaScript and the DOM (Retiring)

Achieved
Nov 14, 2016
Achievement
Installing Sass and Setting up the Project

CSS to Sass

Achieved
Aug 15, 2016
Achievement
Classes

Introducing ES2015

Achieved
Aug 15, 2016
Achievement
Objects and New Collection Types

Introducing ES2015

Achieved
Aug 11, 2016
Achievement
The Cooler Parts of ES2015

Introducing ES2015

Achieved
Aug 9, 2016
Achievement
ES2015 Basics

Introducing ES2015

Achieved
Aug 9, 2016
Achievement
Completing and Testing the API

Build a REST API With Express

Achieved
Aug 3, 2016
Achievement
Communicating with Mongo Through Mongoose

Build a REST API With Express

Achieved
Aug 1, 2016
Achievement
Modeling Data for the API

Build a REST API With Express

Achieved
Jul 28, 2016
Achievement
Building API Routes in Express

Build a REST API With Express

Achieved
Jul 21, 2016
Achievement
Building a REST Service

Build a REST API With Express

Achieved
Jul 21, 2016
Achievement
Building a Layout with Flexbox

CSS Flexbox Layout

Achieved
Jul 19, 2016
Achievement
Flexbox Properties

CSS Flexbox Layout

Achieved
Jul 19, 2016
Achievement
Go Further With Mongo

Mongo Basics

Achieved
Jul 15, 2016
Achievement
Working With Collections

Mongo Basics

Achieved
Jul 14, 2016
Achievement
Understanding MongoDB

Mongo Basics

Achieved
Jul 13, 2016
Achievement
Getting Started with MongoDB

Mongo Basics

Achieved
Jul 13, 2016
Achievement
Understanding Flexbox

CSS Flexbox Layout

Achieved
Jul 13, 2016
Achievement
Doing More with Express

Express Basics (2015)

Achieved
Jul 13, 2016
Achievement
Serving Static Files in Express

Express Basics (2015)

Achieved
Jul 12, 2016
Achievement
Using Templates with Express

Express Basics (2015)

Achieved
Jul 11, 2016
Achievement
The Request and Response Objects in Express

Express Basics (2015)

Achieved
Jul 9, 2016
Achievement
Developing Express Apps Like a Boss

Express Basics (2015)

Achieved
Jul 8, 2016
Achievement
Getting Started with Express

Express Basics (2015)

Achieved
Jul 8, 2016
Achievement
Next Steps

JavaScript Unit Testing

Achieved
Jul 6, 2016
Achievement
Improving Our Tests

JavaScript Unit Testing

Achieved
Jul 5, 2016
Achievement
HTTP Methods and Headers

Build a Simple Dynamic Site with Node.js

Achieved
Jun 28, 2016
Achievement
Handling Routes in Node.js

Build a Simple Dynamic Site with Node.js

Achieved
Jun 22, 2016
Achievement
Creating a Simple Server in Node.js

Build a Simple Dynamic Site with Node.js

Achieved
Jun 21, 2016
Achievement
Introducing Unit Testing

JavaScript Unit Testing

Achieved
Jun 13, 2016
Achievement
Using a jQuery Carousel

Using jQuery Plugins

Achieved
Jun 8, 2016
Achievement
Add a Sticky Navigation Bar

Using jQuery Plugins

Achieved
Jun 8, 2016
Achievement
Introducing jQuery Plugins

Using jQuery Plugins

Achieved
Jun 8, 2016
Achievement
Scrum Artifacts

Scrum Basics

Achieved
Jun 7, 2016
Achievement
Scrum Events

Scrum Basics

Achieved
Jun 3, 2016
Achievement
Introducing Scrum

Scrum Basics

Achieved
Jun 3, 2016
Achievement
What is Agile?

Scrum Basics

Achieved
Jun 3, 2016
Achievement
Updating and Uninstalling Packages with npm

npm Basics (retiring)

Achieved
Jun 3, 2016
Achievement
Installing Packages with npm

npm Basics (retiring)

Achieved
Jun 3, 2016
Achievement
What is npm?

npm Basics (retiring)

Achieved
Jun 2, 2016
Achievement
Building a Command Line Application

Node.js Basics (2014)

Achieved
Jun 1, 2016
Achievement
Introduction to Node.js

Node.js Basics (2014)

Achieved
May 25, 2016
Achievement
Improving Our Todo App

AngularJS Basics (1.x)

Achieved
May 18, 2016
Achievement
Services in Angular

AngularJS Basics (1.x)

Achieved
May 18, 2016
Achievement
Using Angular's Built-in Directives

AngularJS Basics (1.x)

Achieved
May 17, 2016
Achievement
Controllers and Scope

AngularJS Basics (1.x)

Achieved
May 16, 2016
Achievement
Getting Started with Angular

AngularJS Basics (1.x)

Achieved
May 16, 2016
Achievement
Grid Layout

CSS Layout Techniques

Achieved
May 13, 2016
Achievement
Adding 3D Effects with CSS

CSS Transitions and Transforms

Achieved
May 13, 2016
Achievement
Getting Started with CSS Transforms

CSS Transitions and Transforms

Achieved
May 12, 2016
Achievement
Transition Timing Functions and Delays

CSS Transitions and Transforms

Achieved
May 10, 2016
Achievement
Getting Started with CSS Transitions

CSS Transitions and Transforms

Achieved
May 10, 2016
Achievement
Advanced Sass Concepts

Sass Basics (retired)

Achieved
May 10, 2016
Achievement
Speeding up Workflow With Sass

Sass Basics (retired)

Achieved
Apr 26, 2016
Achievement
Variables, Mixins, and Extending Selectors

Sass Basics (retired)

Achieved
Apr 26, 2016
Achievement
Getting Started with Sass

Sass Basics (retired)

Achieved
Apr 26, 2016
Achievement
Positioning Page Content

CSS Layout Basics

Achieved
Apr 26, 2016
Achievement
CSS Layout Project

CSS Layout Basics

Achieved
Apr 26, 2016
Achievement
Page Layout with the Float Property

CSS Layout Basics

Achieved
Apr 26, 2016
Achievement
Controlling Layout with CSS Display Modes

CSS Layout Basics

Achieved
Apr 25, 2016
Achievement
Getting Started with CSS Layout

CSS Layout Basics

Achieved
Apr 25, 2016
Achievement
What's New in Foundation 5

Framework Basics

Achieved
Apr 23, 2016
Achievement
Build a Website With Foundation

Framework Basics

Achieved
Apr 22, 2016
Achievement
Prototyping With Foundation

Framework Basics

Achieved
Apr 22, 2016
Achievement
Build a Website With Bootstrap

Framework Basics

Achieved
Apr 20, 2016
Achievement
Prototyping With Bootstrap

Framework Basics

Achieved
Apr 19, 2016
Achievement
Introduction to Front-End Frameworks

Framework Basics

Achieved
Apr 18, 2016
Achievement
Workflows

Git Basics

Achieved
Apr 15, 2016
Achievement
Working With Remote Repositories

Git Basics

Achieved
Apr 13, 2016
Achievement
Merging

Git Basics

Achieved
Apr 13, 2016
Achievement
Branches

Git Basics

Achieved
Apr 13, 2016
Achievement
Getting Started With Git

Git Basics

Achieved
Apr 12, 2016
Achievement
Why Version Control Matters

Git Basics

Achieved
Apr 12, 2016
Achievement
Installing Programs

Console Foundations

Achieved
Apr 12, 2016
Achievement
Environment and Redirection

Console Foundations

Achieved
Apr 12, 2016
Achievement
Console Processes

Console Foundations

Achieved
Apr 12, 2016
Achievement
Console Users and Permission

Console Foundations

Achieved
Apr 11, 2016
Achievement
Moving Around in the Console

Console Foundations

Achieved
Apr 11, 2016
Achievement
Getting the REST You Need

REST API Basics

Achieved
Mar 28, 2016
Achievement
GET and POST Requests in a Browser

HTTP Basics

Achieved
Mar 28, 2016
Achievement
Introduction to HTTP

HTTP Basics

Achieved
Mar 24, 2016
Achievement
Final Project: Create a Typographic Site

Web Typography

Achieved
Mar 18, 2016
Achievement
Laying Out Type for the Web

Web Typography

Achieved
Mar 17, 2016
Achievement
Basic Web Typography

Web Typography

Achieved
Mar 7, 2016
Achievement
How to Choose and Use Webfonts

Web Typography

Achieved
Mar 7, 2016
Achievement
Introduction to Typography

Web Typography

Achieved
Mar 4, 2016
Achievement
The Logo Sprint

Logo Design Basics

Achieved
Feb 24, 2016
Achievement
Logo Design 101

Logo Design Basics

Achieved
Feb 24, 2016
Achievement
Design Foundations Final

Design Foundations

Achieved
Feb 24, 2016
Achievement
Becoming a Problem Solver

Design Foundations

Achieved
Feb 24, 2016
Achievement
Understanding Aesthetics

Design Foundations

Achieved
Feb 24, 2016
Achievement
Introduction to Design

Design Foundations

Achieved
Feb 23, 2016
Achievement
Getting Work Done

How to Run a Web Design Business

Achieved
Feb 23, 2016
Achievement
A Lifestyle Choice

How to Run a Web Design Business

Achieved
Feb 23, 2016
Achievement
Growing Your Business

How to Run a Web Design Business

Achieved
Feb 22, 2016
Achievement
Client Services

How to Run a Web Design Business

Achieved
Feb 22, 2016
Achievement
Sales and Pitching

How to Run a Web Design Business

Achieved
Feb 22, 2016
Achievement
Marketing and Promotion

How to Run a Web Design Business

Achieved
Feb 22, 2016
Achievement
Web Apps

Accessibility

Achieved
Feb 18, 2016
Achievement
Websites

Accessibility

Achieved
Feb 18, 2016
Achievement
Introduction

Accessibility

Achieved
Feb 16, 2016
Achievement
Quiz Practice Project

Object-Oriented JavaScript (2015)

Achieved
Feb 12, 2016
Achievement
Prototypal Inheritance

Object-Oriented JavaScript (2015)

Achieved
Feb 12, 2016
Achievement
Constructor Functions & Prototypes

Object-Oriented JavaScript (2015)

Achieved
Feb 2, 2016
Achievement
Introduction to Methods

Object-Oriented JavaScript (2015)

Achieved
Feb 1, 2016
Achievement
Better SEO Through Tools

SEO Basics

Achieved
Jan 2, 2016
Achievement
Better SEO Through Code

SEO Basics

Achieved
Dec 29, 2015
Achievement
Better SEO Through Content

SEO Basics

Achieved
Dec 29, 2015
Achievement
Introduction to SEO

SEO Basics

Achieved
Dec 29, 2015
Achievement
Introduction to SVG

SVG Basics

Achieved
Dec 18, 2015
Achievement
AJAX and APIs

AJAX Basics (retiring)

Achieved
Dec 18, 2015
Achievement
jQuery and AJAX

AJAX Basics (retiring)

Achieved
Dec 16, 2015
Achievement
Programming AJAX

AJAX Basics (retiring)

Achieved
Dec 15, 2015
Achievement
AJAX Concepts

AJAX Basics (retiring)

Achieved
Dec 14, 2015
Achievement
Responsive Patterns

Responsive Layouts

Achieved
Dec 12, 2015
Achievement
Media Queries

Responsive Layouts

Achieved
Dec 11, 2015
Achievement
Responsive Theory

Responsive Layouts

Achieved
Dec 11, 2015
Achievement
Custom Media Players

HTML Video and Audio (Retired)

Achieved
Dec 11, 2015
Achievement
Captioning Video

HTML Video and Audio (Retired)

Achieved
Dec 11, 2015
Achievement
Media Basics

HTML Video and Audio (Retired)

Achieved
Dec 11, 2015
Achievement
Traversing and Manipulating the DOM with JavaScript

Interactive Web Pages with JavaScript

Achieved
Dec 9, 2015
Achievement
Selecting Elements and Adding Events with JavaScript

Interactive Web Pages with JavaScript

Achieved
Dec 8, 2015
Achievement
JavaScript and the DOM

Interactive Web Pages with JavaScript

Achieved
Dec 7, 2015
Achievement
Creating a Simple Drawing Application

jQuery Basics (2014)

Achieved
Dec 4, 2015
Achievement
Structuring Tables

HTML Tables

Achieved
Dec 3, 2015
Achievement
Table Basics

HTML Tables

Achieved
Dec 3, 2015
Achievement
Creating a Password Confirmation Form

jQuery Basics (2014)

Achieved
Dec 2, 2015
Achievement
Creating a Mobile Drop Down Menu

jQuery Basics (2014)

Achieved
Dec 1, 2015
Achievement
Creating a Simple Lightbox

jQuery Basics (2014)

Achieved
Nov 30, 2015
Achievement
Advanced Selectors

CSS Selectors

Achieved
Nov 25, 2015
Achievement
Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achieved
Nov 24, 2015
Achievement
Creating a Spoiler Revealer

jQuery Basics (2014)

Achieved
Nov 24, 2015
Achievement
Introduction to jQuery

jQuery Basics (2014)

Achieved
Nov 24, 2015
Achievement
JavaScript Objects

JavaScript Loops, Arrays and Objects

Achieved
Nov 23, 2015
Achievement
Selectors - Beyond the Basics

CSS Selectors

Achieved
Nov 13, 2015
Achievement
Working with Media Queries

CSS - Beyond the Basics

Achieved
Nov 13, 2015
Achievement
JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achieved
Nov 12, 2015
Achievement
JavaScript Loops

JavaScript Loops, Arrays and Objects

Achieved
Nov 12, 2015
Achievement
Choosing Options

HTML Forms

Achieved
Nov 11, 2015
Achievement
Organizing Forms

HTML Forms

Achieved
Nov 10, 2015
Achievement
Form Basics

HTML Forms

Achieved
Nov 10, 2015
Achievement
JavaScript Functions

JavaScript Basics (Retired)

Achieved
Nov 9, 2015
Achievement
JavaScript Conditional Statements

JavaScript Basics (Retired)

Achieved
Nov 4, 2015
Achievement
CSS Animation Basics

CSS - Beyond the Basics

Achieved
Nov 4, 2015
Achievement
Understanding CSS Transitions and Transforms

CSS - Beyond the Basics

Achieved
Nov 3, 2015
Achievement
Understanding Flexbox and Multi-Column Layout

CSS - Beyond the Basics

Achieved
Nov 2, 2015
Achievement
JavaScript Numbers

JavaScript Basics (Retired)

Achieved
Oct 30, 2015
Achievement
JavaScript Variables

JavaScript Basics (Retired)

Achieved
Oct 29, 2015
Achievement
Introducing JavaScript

JavaScript Basics (Retired)

Achieved
Oct 29, 2015
Achievement
Flexbox Layout

CSS Layout Techniques

Achieved
Oct 28, 2015
Achievement
Positioning Schemes

CSS Layout Techniques

Achieved
Oct 28, 2015
Achievement
Float Layout

CSS Layout Techniques

Achieved
Oct 27, 2015
Achievement
Display Modes

CSS Layout Techniques

Achieved
Oct 27, 2015
Achievement
Fundamental Concepts

CSS Basics (2014)

Achieved
Oct 26, 2015
Achievement
Designing with the Latest Features

CSS Basics (2014)

Achieved
Oct 26, 2015
Achievement
Basic Layout

CSS Basics (2014)

Achieved
Oct 26, 2015
Achievement
The Box Model

CSS Basics (2014)

Achieved
Oct 24, 2015
Achievement
Understanding Values and Units

CSS Basics (2014)

Achieved
Oct 24, 2015
Achievement
Basic Selectors

CSS Basics (2014)

Achieved
Oct 23, 2015
Achievement
Getting Started with CSS

CSS Basics (2014)

Achieved
Oct 22, 2015
Achievement
Debugging HTML and CSS Problems

How to Make a Website

Achieved
Oct 21, 2015
Achievement
Sharing a Website

How to Make a Website

Achieved
Oct 21, 2015
Achievement
Responsive Web Design and Testing

How to Make a Website

Achieved
Oct 21, 2015
Achievement
Adding Pages to a Website

How to Make a Website

Achieved
Oct 20, 2015
Achievement
Styling Web Pages and Navigation

How to Make a Website

Achieved
Oct 20, 2015
Achievement
Customizing Colors and Fonts

How to Make a Website

Achieved
Oct 20, 2015
Achievement
CSS: Cascading Style Sheets

How to Make a Website

Achieved
Oct 19, 2015
Achievement
Creating HTML Content

How to Make a Website

Achieved
Oct 19, 2015
Achievement
HTML First

How to Make a Website

Achieved
Oct 19, 2015
Achievement
Beginning HTML and CSS

How to Make a Website

Achieved
Oct 19, 2015
Achievement
Newbie

Achieved
Oct 19, 2015