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Aiden Li

Member Since September 29, 2019

10,406

Total Points

•
3,650

JavaScript

3650 pts
Achievements

0 pts
Forum
•
2,068

Python

2068 pts
Achievements

0 pts
Forum
•
1,688

CSS

1688 pts
Achievements

0 pts
Forum
•
1,291

C#

1291 pts
Achievements

0 pts
Forum
•
976

HTML

976 pts
Achievements

0 pts
Forum
•
241

Computer Science

241 pts
Achievements

0 pts
Forum
•
40

Digital Literacy

40 pts
Achievements

0 pts
Forum

Points are earned whenever you take an important action on Treehouse.
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Skills & Experience

Spoken Languages
- English
- Chinese Mandarin

117 Achievements

Achievement
Abstraction

Intermediate C#

Achieved
Jan 27, 2022
Achievement
System.Object

Intermediate C#

Achieved
Jan 21, 2022
Achievement
Polymorphism

Intermediate C#

Achieved
Jan 11, 2022
Achievement
Loops and Final Touches

C# Objects

Achieved
Dec 23, 2021
Achievement
Encapsulation with Properties

C# Objects

Achieved
Dec 16, 2021
Achievement
Encapsulation and Arrays

C# Objects

Achieved
Dec 7, 2021
Achievement
Inheritance

C# Objects

Achieved
Dec 2, 2021
Achievement
Methods

C# Objects

Achieved
Nov 23, 2021
Achievement
Object-Oriented Programming

C# Objects

Achieved
Nov 21, 2021
Achievement
Recursion and Space Complexity

Introduction to Algorithms

Achieved
Nov 16, 2021
Achievement
Algorithms in Code

Introduction to Algorithms

Achieved
Nov 14, 2021
Achievement
Time Complexity

Introduction to Algorithms

Achieved
Nov 11, 2021
Achievement
Playing a Counting Game

Introduction to Algorithms

Achieved
Nov 10, 2021
Achievement
Getting a Handle on the DOM

JavaScript and the DOM

Achieved
Oct 30, 2021
Achievement
Getters and Setters

Object-Oriented JavaScript

Achieved
Oct 23, 2021
Achievement
Working with Classes in JavaScript

Object-Oriented JavaScript

Achieved
Oct 21, 2021
Achievement
If Statements

C# Basics

Achieved
Oct 19, 2021
Achievement
Numbers

C# Basics

Achieved
Oct 17, 2021
Achievement
Strings

C# Basics

Achieved
Oct 15, 2021
Achievement
Methods

C# Basics

Achieved
Oct 15, 2021
Achievement
C# Syntax

C# Basics

Achieved
Oct 8, 2021
Achievement
Python Regular Expressions

Regular Expressions in Python

Achieved
Sep 23, 2021
Achievement
Timezones

Dates and Times in Python (2014)

Achieved
Sep 18, 2021
Achievement
Math Quiz App

Dates and Times in Python (2014)

Achieved
Sep 18, 2021
Achievement
Dates and Times

Dates and Times in Python (2014)

Achieved
Sep 16, 2021
Achievement
Creating a Memory Game

Basic Object-Oriented Python

Achieved
Sep 16, 2021
Achievement
Emulating Built-ins

Basic Object-Oriented Python

Achieved
Sep 14, 2021
Achievement
Welcome to OOP

Basic Object-Oriented Python

Achieved
Sep 14, 2021
Achievement
Build an Application

Introducing Lists

Achieved
Sep 14, 2021
Achievement
Object Basics

Object-Oriented JavaScript

Achieved
Sep 9, 2021
Achievement
Introduction to Object-Oriented JavaScript

Object-Oriented JavaScript

Achieved
Sep 9, 2021
Achievement
The Browser Environment

JavaScript and the DOM

Achieved
Sep 5, 2021
Achievement
Advanced Selectors

CSS Selectors

Achieved
Sep 5, 2021
Achievement
Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achieved
Aug 28, 2021
Achievement
Selectors - Beyond the Basics

CSS Selectors

Achieved
Aug 26, 2021
Achievement
Build an Accessible Form

Accessibility For Web Developers

Achieved
Aug 25, 2021
Achievement
Introduction To Accessibility

Accessibility For Web Developers

Achieved
Aug 25, 2021
Achievement
Choosing Options

HTML Forms

Achieved
Aug 21, 2021
Achievement
Organizing Forms

HTML Forms

Achieved
Aug 19, 2021
Achievement
Form Basics

HTML Forms

Achieved
Aug 19, 2021
Achievement
Building a Layout with Flexbox

CSS Flexbox Layout

Achieved
Aug 17, 2021
Achievement
Flexbox Properties

CSS Flexbox Layout

Achieved
Aug 14, 2021
Achievement
Understanding Flexbox

CSS Flexbox Layout

Achieved
Aug 12, 2021
Achievement
Responsive Patterns

Responsive Layouts

Achieved
Aug 12, 2021
Achievement
Media Queries

Responsive Layouts

Achieved
Aug 12, 2021
Achievement
Responsive Theory

Responsive Layouts

Achieved
Aug 10, 2021
Achievement
Mobile-First CSS Layout

Mobile-First CSS Layout

Achieved
Aug 10, 2021
Achievement
Working With Strings

JavaScript Basics

Achieved
Aug 10, 2021
Achievement
Finishing Touches

Enhancing Design with CSS

Achieved
Aug 8, 2021
Achievement
Styling Images

Enhancing Design with CSS

Achieved
Aug 5, 2021
Achievement
Styling Boxes

Enhancing Design with CSS

Achieved
Aug 5, 2021
Achievement
Styling Text

Enhancing Design with CSS

Achieved
Aug 3, 2021
Achievement
CSS Media Queries

CSS Layout

Achieved
Aug 3, 2021
Achievement
CSS Layout Techniques

CSS Layout

Achieved
Aug 1, 2021
Achievement
Box Model Concepts

CSS Layout

Achieved
Aug 1, 2021
Achievement
The CSS Box Model

CSS Layout

Achieved
Jul 30, 2021
Achievement
Fundamental Concepts

CSS Basics

Achieved
Jul 29, 2021
Achievement
Understanding Values and Units

CSS Basics

Achieved
Jul 28, 2021
Achievement
Basic Selectors

CSS Basics

Achieved
Jul 28, 2021
Achievement
Getting Started with CSS

CSS Basics

Achieved
Jul 24, 2021
Achievement
Going Further with HTML

HTML Basics

Achieved
Jul 22, 2021
Achievement
Images, Text and Links

HTML Basics

Achieved
Jul 18, 2021
Achievement
Structuring Your Content

HTML Basics

Achieved
Jul 15, 2021
Achievement
Getting Started With HTML

HTML Basics

Achieved
Jul 15, 2021
Achievement
Adding a New Web Page

Introduction to HTML and CSS (2016)

Achieved
Jul 12, 2021
Achievement
Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achieved
Jul 10, 2021
Achievement
HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achieved
Jul 10, 2021
Achievement
Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achieved
Jul 9, 2021
Achievement
Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achieved
Jun 8, 2021
Achievement
The Browser Environment

JavaScript and the DOM (Retiring)

Achieved
Jun 2, 2021
Achievement
JavaScript Tools and Workflows

The Landscape of JavaScript

Achieved
May 30, 2021
Achievement
JavaScript is Everywhere

The Landscape of JavaScript

Achieved
May 27, 2021
Achievement
Loop Through Objects

JavaScript Objects

Achieved
May 25, 2021
Achievement
Object Basics

JavaScript Objects

Achieved
May 23, 2021
Achievement
Multidimensional Arrays

JavaScript Arrays

Achieved
May 23, 2021
Achievement
Loop Through Arrays

JavaScript Arrays

Achieved
May 18, 2021
Achievement
Store Multiple Values in an Array

JavaScript Arrays

Achieved
May 16, 2021
Achievement
Working with 'for' Loops

JavaScript Loops

Achieved
May 13, 2021
Achievement
Simplify Repetitive Tasks with Loops

JavaScript Loops

Achieved
May 11, 2021
Achievement
Arrow Functions

JavaScript Functions

Achieved
May 9, 2021
Achievement
Pass Information Into Functions

JavaScript Functions

Achieved
May 6, 2021
Achievement
Create Reusable Code with Functions

JavaScript Functions

Achieved
May 4, 2021
Achievement
Making Decisions in Your Code with Conditional Statements

JavaScript Basics

Achieved
May 2, 2021
Achievement
The Math Object

JavaScript Numbers

Achieved
Jan 17, 2021
Achievement
Working with Numbers

JavaScript Numbers

Achieved
Jan 16, 2021
Achievement
Storing and Tracking Information with Variables

JavaScript Basics

Achieved
Nov 28, 2020
Achievement
Hello, JavaScript!

JavaScript Basics

Achieved
Nov 14, 2020
Achievement
Buggy Logs

Write Better Python

Achieved
Oct 11, 2020
Achievement
Cleaner Code

Write Better Python

Achieved
Oct 4, 2020
Achievement
Iterating and Packing with Dictionaries

Introducing Dictionaries

Achieved
Aug 1, 2020
Achievement
Introducing Dictionaries

Introducing Dictionaries

Achieved
Jul 15, 2020
Achievement
Sequence Operations

Python Sequences

Achieved
Jul 5, 2020
Achievement
Sequence Iterations

Python Sequences

Achieved
Jun 28, 2020
Achievement
Packing and Unpacking

Functions, Packing, and Unpacking

Achieved
Jun 25, 2020
Achievement
Getting Info In and Out of Functions

Functions, Packing, and Unpacking

Achieved
Jun 15, 2020
Achievement
Introduction to Functions

Functions, Packing, and Unpacking

Achieved
May 31, 2020
Achievement
Getting to Know Tuples

Introducing Tuples

Achieved
May 27, 2020
Achievement
Using Lists

Introducing Lists

Achieved
May 10, 2020
Achievement
Meet Lists

Introducing Lists

Achieved
May 2, 2020
Achievement
Meet Python

Python Basics

Achieved
Apr 26, 2020
Achievement
Types and Branching

Python Basics

Achieved
Apr 26, 2020
Achievement
Functions and Looping

Python Basics

Achieved
Apr 26, 2020
Achievement
All Together Now

Python Basics

Achieved
Apr 26, 2020
Achievement
Using a jQuery Carousel

Using jQuery Plugins

Achieved
Apr 26, 2020
Achievement
Add a Sticky Navigation Bar

Using jQuery Plugins

Achieved
Apr 11, 2020
Achievement
Introducing jQuery Plugins

Using jQuery Plugins

Achieved
Apr 4, 2020
Achievement
JavaScript Loops

JavaScript Loops, Arrays and Objects

Achieved
Apr 4, 2020
Achievement
JavaScript Objects

JavaScript Loops, Arrays and Objects

Achieved
Apr 4, 2020
Achievement
JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achieved
Mar 14, 2020
Achievement
JavaScript Functions

JavaScript Basics (Retired)

Achieved
Jan 5, 2020
Achievement
JavaScript Conditional Statements

JavaScript Basics (Retired)

Achieved
Dec 28, 2019
Achievement
JavaScript Numbers

JavaScript Basics (Retired)

Achieved
Dec 14, 2019
Achievement
JavaScript Variables

JavaScript Basics (Retired)

Achieved
Dec 1, 2019
Achievement
Introducing JavaScript

JavaScript Basics (Retired)

Achieved
Nov 3, 2019
Achievement
Finishing the Game

Introducing JavaScript

Achieved
Oct 22, 2019
Achievement
Introducing JavaScript

Introducing JavaScript

Achieved
Oct 6, 2019
Achievement
Newbie

Achieved
Sep 29, 2019