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Jonas Wu

Member Since January 19, 2019

13,928

Total Points

•
5,567

JavaScript

5567 pts
Achievements

0 pts
Forum
•
1,809

CSS

1809 pts
Achievements

0 pts
Forum
•
1,617

Java

1617 pts
Achievements

0 pts
Forum
•
1,441

Databases

1441 pts
Achievements

0 pts
Forum
•
1,208

HTML

1208 pts
Achievements

0 pts
Forum
•
982

Development Tools

982 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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160 Achievements

Achievement
IDE Exploration

Local Development Environments

Achieved
Jun 18, 2020
Achievement
How it Works

Local Development Environments

Achieved
Jun 16, 2020
Achievement
GET and POST Requests in a Browser

HTTP Basics

Achieved
Jun 14, 2020
Achievement
Introduction to HTTP

HTTP Basics

Achieved
Jun 14, 2020
Achievement
Java Maps

Java Maps

Achieved
May 31, 2020
Achievement
Java Lists

Java Lists

Achieved
May 30, 2020
Achievement
Generics in Java

Generics in Java

Achieved
May 30, 2020
Achievement
Interfaces in Java

Interfaces in Java

Achieved
May 30, 2020
Achievement
Java Inheritance

Inheritance in Java

Achieved
May 27, 2020
Achievement
Gotchas and Wins

Java Arrays

Achieved
May 25, 2020
Achievement
Iteration

Java Arrays

Achieved
May 23, 2020
Achievement
Creation

Java Arrays

Achieved
May 22, 2020
Achievement
Delivering the MVP

Java Objects

Achieved
May 21, 2020
Achievement
Creating the MVP

Java Objects

Achieved
May 18, 2020
Achievement
Harnessing the Power of Objects

Java Objects

Achieved
May 14, 2020
Achievement
Day 3: Getting Creative

SQL Reporting by Example

Achieved
May 10, 2020
Achievement
Day 2: Advanced Selecting

SQL Reporting by Example

Achieved
May 9, 2020
Achievement
Day 1: Joining Tables

SQL Reporting by Example

Achieved
May 9, 2020
Achievement
Orientation: Selecting Data

SQL Reporting by Example

Achieved
May 8, 2020
Achievement
Subqueries

Querying Relational Databases

Achieved
May 6, 2020
Achievement
Set Operations

Querying Relational Databases

Achieved
May 5, 2020
Achievement
Joining Table Data with SQL

Querying Relational Databases

Achieved
May 4, 2020
Achievement
Table Relationships

Querying Relational Databases

Achieved
May 3, 2020
Achievement
Database Keys

Querying Relational Databases

Achieved
May 3, 2020
Achievement
Database Normalization

Querying Relational Databases

Achieved
May 3, 2020
Achievement
Date and Time Functions

Reporting with SQL

Achieved
Mar 29, 2020
Achievement
Aggregate and Numeric Functions

Reporting with SQL

Achieved
Mar 29, 2020
Achievement
Working with Text

Reporting with SQL

Achieved
Mar 28, 2020
Achievement
Ordering, Limiting and Paging Results

Reporting with SQL

Achieved
Mar 28, 2020
Achievement
Handling Errors When Manipulating Data

Modifying Data with SQL

Achieved
Mar 20, 2020
Achievement
Deleting Data from a Database

Modifying Data with SQL

Achieved
Mar 20, 2020
Achievement
Updating Data in a Database

Modifying Data with SQL

Achieved
Mar 20, 2020
Achievement
Adding Data to a Database

Modifying Data with SQL

Achieved
Mar 20, 2020
Achievement
Finding the Data You Want

SQL Basics

Achieved
Mar 16, 2020
Achievement
Meet Objects

Java Objects

Achieved
Feb 4, 2020
Achievement
Getting Data from a Database

SQL Basics

Achieved
Feb 4, 2020
Achievement
Perfecting the Prototype

Java Basics

Achieved
Feb 1, 2020
Achievement
Using your New Tools

Java Basics

Achieved
Feb 1, 2020
Achievement
Getting Started with Java

Java Basics

Achieved
Feb 1, 2020
Achievement
Data, Databases and SQL

SQL Basics

Achieved
Feb 1, 2020
Achievement
Exploring Async/Await

Asynchronous Programming with JavaScript

Achieved
Jul 19, 2019
Achievement
Understanding Promises

Asynchronous Programming with JavaScript

Achieved
Jul 19, 2019
Achievement
Asynchronous JavaScript with Callbacks

Asynchronous Programming with JavaScript

Achieved
Jul 18, 2019
Achievement
What is Asynchronous Programming?

Asynchronous Programming with JavaScript

Achieved
Jul 18, 2019
Achievement
Putting it all Together

Building Applications with React and Redux

Achieved
Jul 18, 2019
Achievement
Actions, Dispatch and Reducers. Oh my!

Building Applications with React and Redux

Achieved
Jul 15, 2019
Achievement
Modularizing the React Scoreboard Application

Building Applications with React and Redux

Achieved
Jul 15, 2019
Achievement
Getting Started with Redux

Building Applications with React and Redux

Achieved
Jul 15, 2019
Achievement
Refining the App

React by Example

Achieved
Jul 1, 2019
Achievement
Building the Application

React by Example

Achieved
Jul 1, 2019
Achievement
Setting up with Create React App

React by Example

Achieved
Jun 30, 2019
Achievement
Going Further with Routing

React Router 4 Basics

Achieved
Jun 8, 2019
Achievement
Navigating, Nesting and Redirecting Routes

React Router 4 Basics

Achieved
Jun 8, 2019
Achievement
Getting Started with React Router

React Router 4 Basics

Achieved
Jun 8, 2019
Achievement
React Component Patterns

React Components (2018)

Achieved
Jun 3, 2019
Achievement
Stateful Components and Lifecycle Methods

React Components (2018)

Achieved
May 30, 2019
Achievement
Managing State and Data Flow

React Components (2018)

Achieved
May 27, 2019
Achievement
Build Modular Interfaces with Components

React Components (2018)

Achieved
May 25, 2019
Achievement
Stateful Components

React Basics (2018)

Achieved
May 19, 2019
Achievement
Introducing Props

React Basics (2018)

Achieved
May 18, 2019
Achievement
Thinking in Components

React Basics (2018)

Achieved
May 7, 2019
Achievement
First Steps in React

React Basics (2018)

Achieved
May 5, 2019
Achievement
Combining Array Methods

JavaScript Array Iteration Methods

Achieved
May 5, 2019
Achievement
Array Manipulation

JavaScript Array Iteration Methods

Achieved
May 4, 2019
Achievement
Array Iteration

JavaScript Array Iteration Methods

Achieved
May 3, 2019
Achievement
Chrome DevTools Basics

Website Optimization

Achieved
Apr 28, 2019
Achievement
Testing for Accessibility

Web Accessibility Compliance

Achieved
Apr 28, 2019
Achievement
Mobile Accessibility

Web Accessibility Compliance

Achieved
Apr 28, 2019
Achievement
Accessible UI Patterns

Web Accessibility Compliance

Achieved
Apr 27, 2019
Achievement
Semantic HTML and WAI-ARIA

Web Accessibility Compliance

Achieved
Apr 27, 2019
Achievement
WCAG 2.0 (and Other Standards)

Web Accessibility Compliance

Achieved
Apr 27, 2019
Achievement
Access for Everybody

Web Accessibility Compliance

Achieved
Apr 26, 2019
Achievement
Checking Out and Returning a Book

Practice Object Interaction

Achieved
Apr 26, 2019
Achievement
Starting with Some Methods

Practice Object Interaction

Achieved
Apr 21, 2019
Achievement
The Rough Plan

Practice Object Interaction

Achieved
Apr 21, 2019
Achievement
Getters and Setters

Object-Oriented JavaScript

Achieved
Apr 21, 2019
Achievement
Practicing Classes

Practice Classes in JavaScript

Achieved
Apr 20, 2019
Achievement
Working with Classes in JavaScript

Object-Oriented JavaScript

Achieved
Apr 20, 2019
Achievement
Practicing Object Basics

Practice Object Basics in JavaScript

Achieved
Apr 20, 2019
Achievement
Object Basics

Object-Oriented JavaScript

Achieved
Apr 20, 2019
Achievement
Introduction to Object-Oriented JavaScript

Object-Oriented JavaScript

Achieved
Apr 20, 2019
Achievement
Captioning Video

HTML Video and Audio

Achieved
Apr 7, 2019
Achievement
Media Basics

HTML Video and Audio

Achieved
Apr 7, 2019
Achievement
Structuring Tables

HTML Tables

Achieved
Apr 7, 2019
Achievement
Table Basics

HTML Tables

Achieved
Apr 7, 2019
Achievement
Combine and Minify Assets

Introduction to Front End Performance Optimization

Achieved
Apr 7, 2019
Achievement
Optimize Assets

Introduction to Front End Performance Optimization

Achieved
Apr 7, 2019
Achievement
Measuring Performance

Introduction to Front End Performance Optimization

Achieved
Apr 7, 2019
Achievement
Planning for Performance

Introduction to Front End Performance Optimization

Achieved
Apr 7, 2019
Achievement
Building Forms With Bootstrap

Bootstrap Basics

Achieved
Apr 6, 2019
Achievement
Using Bootstrap Components

Bootstrap Basics

Achieved
Apr 4, 2019
Achievement
Responsive Layouts With the Bootstrap Grid

Bootstrap Basics

Achieved
Apr 2, 2019
Achievement
Getting to Know Bootstrap 4

Bootstrap Basics

Achieved
Apr 2, 2019
Achievement
Advanced Selectors

CSS Selectors

Achieved
Mar 31, 2019
Achievement
Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achieved
Mar 31, 2019
Achievement
Selectors - Beyond the Basics

CSS Selectors

Achieved
Mar 31, 2019
Achievement
Choosing Options

HTML Forms

Achieved
Mar 30, 2019
Achievement
Organizing Forms

HTML Forms

Achieved
Mar 30, 2019
Achievement
Form Basics

HTML Forms

Achieved
Mar 30, 2019
Achievement
Building a Layout with Flexbox

CSS Flexbox Layout

Achieved
Mar 30, 2019
Achievement
Flexbox Properties

CSS Flexbox Layout

Achieved
Mar 30, 2019
Achievement
Understanding Flexbox

CSS Flexbox Layout

Achieved
Mar 28, 2019
Achievement
Responsive Patterns

Responsive Layouts

Achieved
Mar 26, 2019
Achievement
Media Queries

Responsive Layouts

Achieved
Mar 26, 2019
Achievement
Responsive Theory

Responsive Layouts

Achieved
Mar 26, 2019
Achievement
Positioning Page Content

CSS Layout Basics

Achieved
Mar 26, 2019
Achievement
CSS Layout Project

CSS Layout Basics

Achieved
Mar 25, 2019
Achievement
Page Layout with the Float Property

CSS Layout Basics

Achieved
Mar 24, 2019
Achievement
Controlling Layout with CSS Display Modes

CSS Layout Basics

Achieved
Mar 24, 2019
Achievement
Getting Started with CSS Layout

CSS Layout Basics

Achieved
Mar 24, 2019
Achievement
AJAX and APIs

AJAX Basics (retiring)

Achieved
Mar 23, 2019
Achievement
jQuery and AJAX

AJAX Basics (retiring)

Achieved
Mar 17, 2019
Achievement
Programming AJAX

AJAX Basics (retiring)

Achieved
Mar 16, 2019
Achievement
AJAX Concepts

AJAX Basics (retiring)

Achieved
Mar 16, 2019
Achievement
Working with jQuery Collections (2017)

jQuery Basics

Achieved
Mar 14, 2019
Achievement
Understanding jQuery Events and DOM Traversal (2017)

jQuery Basics

Achieved
Mar 10, 2019
Achievement
Introducing jQuery (2017)

jQuery Basics

Achieved
Mar 6, 2019
Achievement
Fundamental Concepts

CSS Basics (2014)

Achieved
Mar 3, 2019
Achievement
Designing with the Latest Features

CSS Basics (2014)

Achieved
Mar 3, 2019
Achievement
Basic Layout

CSS Basics (2014)

Achieved
Mar 3, 2019
Achievement
The Box Model

CSS Basics (2014)

Achieved
Mar 2, 2019
Achievement
Understanding Values and Units

CSS Basics (2014)

Achieved
Mar 1, 2019
Achievement
Basic Selectors

CSS Basics (2014)

Achieved
Mar 1, 2019
Achievement
Getting Started with CSS

CSS Basics (2014)

Achieved
Mar 1, 2019
Achievement
Going Further with HTML

HTML Basics

Achieved
Mar 1, 2019
Achievement
Images, Text and Links

HTML Basics

Achieved
Mar 1, 2019
Achievement
Structuring Your Content

HTML Basics

Achieved
Mar 1, 2019
Achievement
Getting Started With HTML

HTML Basics

Achieved
Mar 1, 2019
Achievement
Adding a New Web Page

Introduction to HTML and CSS (2016)

Achieved
Mar 1, 2019
Achievement
Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achieved
Mar 1, 2019
Achievement
HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achieved
Feb 28, 2019
Achievement
Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achieved
Feb 28, 2019
Achievement
Using a jQuery Carousel

Using jQuery Plugins

Achieved
Feb 28, 2019
Achievement
Add a Sticky Navigation Bar

Using jQuery Plugins

Achieved
Feb 25, 2019
Achievement
Introducing jQuery Plugins

Using jQuery Plugins

Achieved
Feb 24, 2019
Achievement
Improving the Application Code

DOM Scripting By Example

Achieved
Feb 23, 2019
Achievement
Editing and Filtering Names

DOM Scripting By Example

Achieved
Feb 21, 2019
Achievement
Adding and Removing Names

DOM Scripting By Example

Achieved
Feb 17, 2019
Achievement
Traversing the DOM

JavaScript and the DOM (Retiring)

Achieved
Feb 8, 2019
Achievement
Responding to User Interaction

Interacting with the DOM

Achieved
Feb 8, 2019
Achievement
Making Changes to the DOM

JavaScript and the DOM (Retiring)

Achieved
Feb 8, 2019
Achievement
Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achieved
Feb 7, 2019
Achievement
The Browser Environment

JavaScript and the DOM (Retiring)

Achieved
Feb 7, 2019
Achievement
Treehouse Club - CSS

Treehouse Club: CSS

Achieved
Feb 7, 2019
Achievement
Create Function Using Arrow Syntax

Getting Started With ES2015

Achieved
Feb 7, 2019
Achievement
Using Template Literals

Getting Started With ES2015

Achieved
Feb 7, 2019
Achievement
Defining Variables With let and const

Getting Started With ES2015

Achieved
Feb 6, 2019
Achievement
JavaScript Tools and Workflows

The Landscape of JavaScript

Achieved
Feb 6, 2019
Achievement
JavaScript is Everywhere

The Landscape of JavaScript

Achieved
Feb 6, 2019
Achievement
JavaScript Objects

JavaScript Loops, Arrays and Objects

Achieved
Feb 6, 2019
Achievement
JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achieved
Feb 6, 2019
Achievement
JavaScript Loops

JavaScript Loops, Arrays and Objects

Achieved
Feb 5, 2019
Achievement
JavaScript Conditional Statements

JavaScript Basics (Retired)

Achieved
Jan 29, 2019
Achievement
JavaScript Functions

JavaScript Basics (Retired)

Achieved
Jan 26, 2019
Achievement
JavaScript Numbers

JavaScript Basics (Retired)

Achieved
Jan 24, 2019
Achievement
JavaScript Variables

JavaScript Basics (Retired)

Achieved
Jan 20, 2019
Achievement
Introducing JavaScript

JavaScript Basics (Retired)

Achieved
Jan 20, 2019
Achievement
Finishing the Game

Introducing JavaScript

Achieved
Jan 20, 2019
Achievement
Introducing JavaScript

Introducing JavaScript

Achieved
Jan 19, 2019
Achievement
Newbie

Achieved
Jan 19, 2019