Daniel H.J. Chen

Daniel H.J. Chen

Member Since January 8, 2016

12,888

Total Points

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Learn more about when and how points are earned.

Skills & Experience

  • Company

    Amplus Marketing & Design

  • Job Title

    Web Developer

  • Spoken Languages

    • English
    • Chinese
    • Japanese

147 Achievements

  • Achievement

    Improving Our Code

    Build a Simple Android App with Java

    Achieved

    Jul 13, 2020

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App with Java

    Achieved

    Jul 13, 2020

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App with Java

    Achieved

    Jul 13, 2020

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App with Java

    Achieved

    Jul 13, 2020

    Getting Started with Android
  • Achievement

    What to Test

    Unit Testing in Java

    Achieved

    Jul 10, 2020

    What to Test
  • Achievement

    How To Test

    Unit Testing in Java

    Achieved

    Jul 10, 2020

    How To Test
  • Achievement

    Why Test

    Unit Testing in Java

    Achieved

    Jul 9, 2020

    Why Test
  • Achievement

    Event Planning

    Build a JavaFX Application

    Achieved

    Jul 9, 2020

    Event Planning
  • Achievement

    Build a Pomodoro App

    Build a JavaFX Application

    Achieved

    Jul 8, 2020

    Build a Pomodoro App
  • Achievement

    Design a Better App

    Build a JavaFX Application

    Achieved

    Jul 7, 2020

    Design a Better App
  • Achievement

    Graphical User Interfaces

    Build a JavaFX Application

    Achieved

    Jul 6, 2020

    Graphical User Interfaces
  • Achievement

    IDE Exploration

    Local Development Environments

    Achieved

    Jul 3, 2020

    IDE Exploration
  • Achievement

    How it Works

    Local Development Environments

    Achieved

    Jul 2, 2020

    How it Works
  • Achievement

    Java Maps

    Java Maps

    Achieved

    Jun 30, 2020

    Java Maps
  • Achievement

    Java Lists

    Java Lists

    Achieved

    Jun 30, 2020

    Java Lists
  • Achievement

    Generics in Java

    Generics in Java

    Achieved

    Jun 29, 2020

    Generics in Java
  • Achievement

    Interfaces in Java

    Interfaces in Java

    Achieved

    Jun 26, 2020

    Interfaces in Java
  • Achievement

    Introducing IntelliJ and Unpacking Packages

    Introducing IntelliJ and Unpacking Packages

    Achieved

    Jun 26, 2020

    Introducing IntelliJ and Unpacking Packages
  • Achievement

    Java Inheritance

    Inheritance in Java

    Achieved

    Jun 25, 2020

    Java Inheritance
  • Achievement

    Gotchas and Wins

    Java Arrays

    Achieved

    Jun 24, 2020

    Gotchas and Wins
  • Achievement

    Iteration

    Java Arrays

    Achieved

    Jun 24, 2020

    Iteration
  • Achievement

    Creation

    Java Arrays

    Achieved

    Jun 24, 2020

    Creation
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Jun 20, 2020

    Delivering the MVP
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Jun 20, 2020

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Jun 19, 2020

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Jun 19, 2020

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jun 19, 2020

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jun 19, 2020

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jun 19, 2020

    Getting Started with Java
  • Achievement

    If Statements

    C# Basics

    Achieved

    May 8, 2020

    If Statements
  • Achievement

    Numbers

    C# Basics

    Achieved

    May 8, 2020

    Numbers
  • Achievement

    Strings

    C# Basics

    Achieved

    May 8, 2020

    Strings
  • Achievement

    Methods

    C# Basics

    Achieved

    May 8, 2020

    Methods
  • Achievement

    C# Syntax

    C# Basics

    Achieved

    May 8, 2020

    C# Syntax
  • Achievement

    Searching Names

    Algorithms: Sorting and Searching

    Achieved

    Apr 4, 2020

    Searching Names
  • Achievement

    Sorting Algorithms

    Algorithms: Sorting and Searching

    Achieved

    Apr 4, 2020

    Sorting Algorithms
  • Achievement

    Merge Sort and Linked Lists

    Introduction to Data Structures

    Achieved

    Apr 3, 2020

    Merge Sort and Linked Lists
  • Achievement

    The Merge Sort Algorithm

    Introduction to Data Structures

    Achieved

    Apr 2, 2020

    The Merge Sort Algorithm
  • Achievement

    Building a Linked List

    Introduction to Data Structures

    Achieved

    Apr 1, 2020

    Building a Linked List
  • Achievement

    Exploring Arrays

    Introduction to Data Structures

    Achieved

    Apr 1, 2020

    Exploring Arrays
  • Achievement

    Recursion and Space Complexity

    Introduction to Algorithms

    Achieved

    Mar 31, 2020

    Recursion and Space Complexity
  • Achievement

    Algorithms in Code

    Introduction to Algorithms

    Achieved

    Mar 31, 2020

    Algorithms in Code
  • Achievement

    Time Complexity

    Introduction to Algorithms

    Achieved

    Mar 30, 2020

    Time Complexity
  • Achievement

    Playing a Counting Game

    Introduction to Algorithms

    Achieved

    Mar 30, 2020

    Playing a Counting Game
  • Achievement

    Stateful Components

    React Basics (retired)

    Achieved

    Jul 3, 2017

    Stateful Components
  • Achievement

    Thinking in Components

    React Basics (retired)

    Achieved

    Jul 3, 2017

    Thinking in Components
  • Achievement

    First Steps in React

    React Basics (retired)

    Achieved

    Jul 2, 2017

    First Steps in React
  • Achievement

    Angular Form Validation

    Angular Basics

    Achieved

    Jul 2, 2017

    Angular Form Validation
  • Achievement

    Angular Basic Forms

    Angular Basics

    Achieved

    Jul 2, 2017

    Angular Basic Forms
  • Achievement

    Services in Angular

    Angular Basics

    Achieved

    Jul 2, 2017

    Services in Angular
  • Achievement

    Angular Components

    Angular Basics

    Achieved

    Jul 1, 2017

    Angular Components
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Jul 1, 2017

    Finding the Data You Want
  • Achievement

    Introducing Entity Framework

    Entity Framework Basics

    Achieved

    Jun 15, 2017

    Introducing Entity Framework
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Jun 15, 2017

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Jun 15, 2017

    Data, Databases and SQL
  • Achievement

    Creating a Basic Form

    ASP.NET MVC Forms

    Achieved

    Jun 15, 2017

    Creating a Basic Form
  • Achievement

    Introducing CRUD Applications

    ASP.NET MVC Forms

    Achieved

    Jun 15, 2017

    Introducing CRUD Applications
  • Achievement

    Query Builder

    Querying With LINQ

    Achieved

    Jun 15, 2017

    Query Builder
  • Achievement

    Query Operators

    Querying With LINQ

    Achieved

    Jun 15, 2017

    Query Operators
  • Achievement

    Functional!

    Querying With LINQ

    Achieved

    Jun 11, 2017

    Functional!
  • Achievement

    Now You're Querying!

    Querying With LINQ

    Achieved

    Jun 11, 2017

    Now You're Querying!
  • Achievement

    Sets and Dictionaries

    C# Collections

    Achieved

    Jun 10, 2017

    Sets and Dictionaries
  • Achievement

    Lists

    C# Collections

    Achieved

    Jun 10, 2017

    Lists
  • Achievement

    Arrays

    C# Collections

    Achieved

    Jun 9, 2017

    Arrays
  • Achievement

    Data Retreiver

    C# Streams and Data Processing

    Achieved

    Jun 9, 2017

    Data Retreiver
  • Achievement

    Serialized!

    C# Streams and Data Processing

    Achieved

    Jun 9, 2017

    Serialized!
  • Achievement

    Data Parser

    C# Streams and Data Processing

    Achieved

    Jun 9, 2017

    Data Parser
  • Achievement

    Data Reader

    C# Streams and Data Processing

    Achieved

    Jun 8, 2017

    Data Reader
  • Achievement

    Setting Up an Angular Application

    Angular Basics

    Achieved

    Jun 7, 2017

    Setting Up an Angular Application
  • Achievement

    Adding a List Page

    ASP.NET MVC Basics

    Achieved

    Jun 7, 2017

    Adding a List Page
  • Achievement

    Modeling and Presenting Data

    ASP.NET MVC Basics

    Achieved

    Jun 6, 2017

    Modeling and Presenting Data
  • Achievement

    Views

    ASP.NET MVC Basics

    Achieved

    Jun 6, 2017

    Views
  • Achievement

    Controllers

    ASP.NET MVC Basics

    Achieved

    Jun 4, 2017

    Controllers
  • Achievement

    Project Setup

    ASP.NET MVC Basics

    Achieved

    Jun 3, 2017

    Project Setup
  • Achievement

    Abstraction

    Intermediate C#

    Achieved

    Jun 3, 2017

    Abstraction
  • Achievement

    System.Object

    Intermediate C#

    Achieved

    Jun 3, 2017

    System.Object
  • Achievement

    Polymorphism

    Intermediate C#

    Achieved

    Jun 3, 2017

    Polymorphism
  • Achievement

    GET and POST Requests in a Browser

    HTTP Basics

    Achieved

    Jun 3, 2017

    GET and POST Requests in a Browser
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Jun 3, 2017

    Introduction to HTTP
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS (2016)

    Achieved

    Jun 2, 2017

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Jun 2, 2017

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS (2016)

    Achieved

    Jun 2, 2017

    HTML: The Structural Foundation of Web Pages and Applications
  • Achievement

    Loops and Final Touches

    C# Objects

    Achieved

    Jun 2, 2017

    Loops and Final Touches
  • Achievement

    Encapsulation with Properties

    C# Objects

    Achieved

    Jun 2, 2017

    Encapsulation with Properties
  • Achievement

    Encapsulation and Arrays

    C# Objects

    Achieved

    Jun 1, 2017

    Encapsulation and Arrays
  • Achievement

    Inheritance

    C# Objects

    Achieved

    Jun 1, 2017

    Inheritance
  • Achievement

    Methods

    C# Objects

    Achieved

    Jun 1, 2017

    Methods
  • Achievement

    Object-Oriented Programming

    C# Objects

    Achieved

    May 31, 2017

    Object-Oriented Programming
  • Achievement

    Creating a Command Line Weather Application

    Node.js Basics 2017

    Achieved

    May 23, 2017

    Creating a Command Line Weather Application
  • Achievement

    Handling Errors in Node

    Node.js Basics 2017

    Achieved

    May 20, 2017

    Handling Errors in Node
  • Achievement

    Getting Data From an API With Node

    Node.js Basics 2017

    Achieved

    May 19, 2017

    Getting Data From an API With Node
  • Achievement

    Introduction to Node.js

    Node.js Basics 2017

    Achieved

    May 19, 2017

    Introduction to Node.js
  • Achievement

    Introducing Unit Testing

    JavaScript Unit Testing

    Achieved

    Jun 3, 2016

    Introducing Unit Testing
  • Achievement

    What a View

    Django Basics

    Achieved

    May 29, 2016

    What a View
  • Achievement

    Say Hello to Django

    Django Basics

    Achieved

    May 29, 2016

    Say Hello to Django
  • Achievement

    JavaScript Functions

    JavaScript Basics (Retired)

    Achieved

    May 3, 2016

    JavaScript Functions
  • Achievement

    JavaScript Conditional Statements

    JavaScript Basics (Retired)

    Achieved

    Apr 26, 2016

    JavaScript Conditional Statements
  • Achievement

    Search

    Build an Address Book in Ruby

    Achieved

    Apr 21, 2016

    Search
  • Achievement

    Ruby Class Design

    Build an Address Book in Ruby

    Achieved

    Apr 21, 2016

    Ruby Class Design
  • Achievement

    Blocks Practice

    Ruby Blocks

    Achieved

    Apr 20, 2016

    Blocks Practice
  • Achievement

    Working With Blocks

    Ruby Blocks

    Achieved

    Apr 20, 2016

    Working With Blocks
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Apr 19, 2016

    JavaScript Numbers
  • Achievement

    Ruby Blocks

    Ruby Blocks

    Achieved

    Apr 14, 2016

    Ruby Blocks
  • Achievement

    Build a Simple Todo List Program

    Ruby Booleans

    Achieved

    Apr 12, 2016

    Build a Simple Todo List Program
  • Achievement

    Ruby Booleans

    Ruby Booleans

    Achieved

    Mar 31, 2016

    Ruby Booleans
  • Achievement

    Build a Bank Account Class

    Ruby Objects and Classes

    Achieved

    Mar 31, 2016

    Build a Bank Account Class
  • Achievement

    Ruby Variables and Methods

    Ruby Objects and Classes

    Achieved

    Mar 30, 2016

    Ruby Variables and Methods
  • Achievement

    Ruby Objects and Classes

    Ruby Objects and Classes

    Achieved

    Mar 30, 2016

    Ruby Objects and Classes
  • Achievement

    Build a Simple Contact List

    Ruby Loops

    Achieved

    Mar 30, 2016

    Build a Simple Contact List
  • Achievement

    Ruby Iteration

    Ruby Loops

    Achieved

    Mar 30, 2016

    Ruby Iteration
  • Achievement

    Ruby Loops

    Ruby Loops

    Achieved

    Mar 30, 2016

    Ruby Loops
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Mar 28, 2016

    JavaScript Variables
  • Achievement

    Getting the REST You Need

    REST API Basics

    Achieved

    Mar 28, 2016

    Getting the REST You Need
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Feb 16, 2016

    Introducing JavaScript
  • Achievement

    Running an Ecommerce Site Long Term

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 16, 2016

    Running an Ecommerce Site Long Term
  • Achievement

    Extending WooCommerce

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 16, 2016

    Extending WooCommerce
  • Achievement

    Build a Grocery List Program

    Ruby Collections

    Achieved

    Feb 16, 2016

    Build a Grocery List Program
  • Achievement

    Managing Orders in WooCommerce

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 10, 2016

    Managing Orders in WooCommerce
  • Achievement

    Managing Products in WooCommerce

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 9, 2016

    Managing Products in WooCommerce
  • Achievement

    Setting Up WooCommerce

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 9, 2016

    Setting Up WooCommerce
  • Achievement

    Introduction to Ecommerce with WordPress

    Ecommerce with WordPress and WooCommerce

    Achieved

    Feb 9, 2016

    Introduction to Ecommerce with WordPress
  • Achievement

    Ruby Hashes

    Ruby Collections

    Achieved

    Feb 4, 2016

    Ruby Hashes
  • Achievement

    Ruby Arrays

    Ruby Collections

    Achieved

    Feb 2, 2016

    Ruby Arrays
  • Achievement

    Getting Started with CSS

    CSS Basics (2014)

    Achieved

    Feb 2, 2016

    Getting Started with CSS
  • Achievement

    Perfect

    C# Basics (Retired)

    Achieved

    Feb 2, 2016

    Perfect
  • Achievement

    Perform

    C# Basics (Retired)

    Achieved

    Feb 1, 2016

    Perform
  • Achievement

    Console I/O

    C# Basics (Retired)

    Achieved

    Feb 1, 2016

    Console I/O
  • Achievement

    Prepare and Plan

    C# Basics (Retired)

    Achieved

    Jan 31, 2016

    Prepare and Plan
  • Achievement

    Debugging HTML and CSS Problems

    How to Make a Website

    Achieved

    Jan 31, 2016

    Debugging HTML and CSS Problems
  • Achievement

    Sharing a Website

    How to Make a Website

    Achieved

    Jan 31, 2016

    Sharing a Website
  • Achievement

    Responsive Web Design and Testing

    How to Make a Website

    Achieved

    Jan 31, 2016

    Responsive Web Design and Testing
  • Achievement

    Adding Pages to a Website

    How to Make a Website

    Achieved

    Jan 31, 2016

    Adding Pages to a Website
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Jan 31, 2016

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Jan 29, 2016

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Jan 29, 2016

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Jan 29, 2016

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Jan 29, 2016

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Jan 28, 2016

    Beginning HTML and CSS
  • Achievement

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Jan 28, 2016

    Getting Familiar with HTML and CSS
  • Achievement

    Ruby Logical Operators

    Ruby Operators and Control Structures

    Achieved

    Jan 28, 2016

    Ruby Logical Operators
  • Achievement

    Ruby Control Structures

    Ruby Operators and Control Structures

    Achieved

    Jan 28, 2016

    Ruby Control Structures
  • Achievement

    Ruby Operators

    Ruby Operators and Control Structures

    Achieved

    Jan 28, 2016

    Ruby Operators
  • Achievement

    Ruby Methods

    Ruby Basics (Retired)

    Achieved

    Jan 28, 2016

    Ruby Methods
  • Achievement

    Ruby Numbers (Ruby Basics)

    Ruby Basics (Retired)

    Achieved

    Jan 28, 2016

    Ruby Numbers (Ruby Basics)
  • Achievement

    Ruby Strings (Ruby Basics)

    Ruby Basics (Retired)

    Achieved

    Jan 28, 2016

    Ruby Strings (Ruby Basics)
  • Achievement

    How Ruby Works

    Ruby Basics (Retired)

    Achieved

    Jan 28, 2016

    How Ruby Works
  • Achievement

    Newbie

    Achieved

    Jan 8, 2016

    Newbie