tangtai chen

tangtai chen

Member Since April 19, 2017

4,844

Total Points

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57 Achievements

  • Achievement

    JavaScript Objects

    JavaScript Loops, Arrays and Objects

    Achieved

    Aug 11, 2017

    JavaScript Objects
  • Achievement

    JavaScript Arrays

    JavaScript Loops, Arrays and Objects

    Achieved

    Aug 11, 2017

    JavaScript Arrays
  • Achievement

    JavaScript Loops

    JavaScript Loops, Arrays and Objects

    Achieved

    Aug 10, 2017

    JavaScript Loops
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Aug 10, 2017

    Introducing JavaScript
  • Achievement

    ADS Writing and Preparation

    Mobile App Design for iOS

    Achieved

    Jun 28, 2017

    ADS Writing and Preparation
  • Achievement

    Introduction to UI Design

    Mobile App Design for iOS

    Achieved

    Jun 28, 2017

    Introduction to UI Design
  • Achievement

    Value Semantics, Type Methods and Inheritance

    Intermediate Swift

    Achieved

    Jun 28, 2017

    Value Semantics, Type Methods and Inheritance
  • Achievement

    Object Initialization

    Intermediate Swift

    Achieved

    Jun 28, 2017

    Object Initialization
  • Achievement

    Properties

    Intermediate Swift

    Achieved

    Jun 28, 2017

    Properties
  • Achievement

    Displaying Additional Views

    Build a Vending Machine App in Swift

    Achieved

    Jun 28, 2017

    Displaying Additional Views
  • Achievement

    Using the Vending Machine

    Build a Vending Machine App in Swift

    Achieved

    Jun 28, 2017

    Using the Vending Machine
  • Achievement

    Loading Data From a Resource

    Build a Vending Machine App in Swift

    Achieved

    Jun 27, 2017

    Loading Data From a Resource
  • Achievement

    Modeling an Interface

    Build a Vending Machine App in Swift

    Achieved

    Jun 27, 2017

    Modeling an Interface
  • Achievement

    Creating Flexible Objects Using Protocols

    Protocols in Swift

    Achieved

    Jun 27, 2017

    Creating Flexible Objects Using Protocols
  • Achievement

    Protocol Basics

    Protocols in Swift

    Achieved

    Jun 27, 2017

    Protocol Basics
  • Achievement

    Objects and Optionals

    Enumerations and Optionals in Swift

    Achieved

    Jun 26, 2017

    Objects and Optionals
  • Achievement

    Introduction to Optionals

    Enumerations and Optionals in Swift

    Achieved

    Jun 26, 2017

    Introduction to Optionals
  • Achievement

    Introduction to Enumerations

    Enumerations and Optionals in Swift

    Achieved

    Jun 26, 2017

    Introduction to Enumerations
  • Achievement

    Running Apps on a Device

    Build a Simple iPhone App with Swift

    Achieved

    Jun 25, 2017

    Running Apps on a Device
  • Achievement

    Structs As Data Models

    Build a Simple iPhone App with Swift

    Achieved

    Jun 25, 2017

    Structs As Data Models
  • Achievement

    View Controllers and Views

    Build a Simple iPhone App with Swift

    Achieved

    Jun 25, 2017

    View Controllers and Views
  • Achievement

    Differentiating Between Objects

    Object-Oriented Swift

    Achieved

    Jun 25, 2017

    Differentiating Between Objects
  • Achievement

    Class Inheritance

    Object-Oriented Swift

    Achieved

    Jun 25, 2017

    Class Inheritance
  • Achievement

    Classes in Swift

    Object-Oriented Swift

    Achieved

    Jun 25, 2017

    Classes in Swift
  • Achievement

    Complex Data Structures

    Object-Oriented Swift

    Achieved

    Jun 25, 2017

    Complex Data Structures
  • Achievement

    Adding Power to Functions

    Functions in Swift

    Achieved

    Jun 24, 2017

    Adding Power to Functions
  • Achievement

    Functions in Swift

    Functions in Swift

    Achieved

    Jun 24, 2017

    Functions in Swift
  • Achievement

    Control Flow With Conditional Statements

    Swift Collections and Control Flow

    Achieved

    Jun 24, 2017

    Control Flow With Conditional Statements
  • Achievement

    Control Flow With Loops

    Swift Collections and Control Flow

    Achieved

    Jun 24, 2017

    Control Flow With Loops
  • Achievement

    Dictionaries in Swift

    Swift Collections and Control Flow

    Achieved

    Jun 24, 2017

    Dictionaries in Swift
  • Achievement

    Introduction to Collections

    Swift Collections and Control Flow

    Achieved

    Jun 24, 2017

    Introduction to Collections
  • Achievement

    Swift Operators

    Swift Basics

    Achieved

    Jun 24, 2017

    Swift Operators
  • Achievement

    Creating a Story

    Build an Interactive Story App with Swift

    Achieved

    Jun 23, 2017

    Creating a Story
  • Achievement

    Navigating Through An Adventure

    Build an Interactive Story App with Swift

    Achieved

    Jun 23, 2017

    Navigating Through An Adventure
  • Achievement

    Swift Types

    Swift Basics

    Achieved

    Jun 23, 2017

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift Basics

    Achieved

    Jun 23, 2017

    An Introduction to Swift Programming
  • Achievement

    Intents and Multiple Activities

    Build an Interactive Story App

    Achieved

    Jun 13, 2017

    Intents and Multiple Activities
  • Achievement

    Tuning the User Interface

    Build an Interactive Story App

    Achieved

    Jun 13, 2017

    Tuning the User Interface
  • Achievement

    User Input in Android

    Build an Interactive Story App

    Achieved

    Jun 13, 2017

    User Input in Android
  • Achievement

    Testing and Debugging

    Build a Simple Android App

    Achieved

    Jun 13, 2017

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App

    Achieved

    Jun 9, 2017

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App

    Achieved

    Jun 9, 2017

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App

    Achieved

    Jun 7, 2017

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App

    Achieved

    Jun 7, 2017

    Getting Started with Android
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jun 7, 2017

    Perfecting the Prototype
  • Achievement

    Python Tuples

    Python Collections (2016, retired 2019)

    Achieved

    May 15, 2017

    Python Tuples
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    May 12, 2017

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    May 10, 2017

    Getting Started with Java
  • Achievement

    Python Slices

    Python Collections (2016, retired 2019)

    Achieved

    May 1, 2017

    Python Slices
  • Achievement

    Python Lists

    Python Collections (2016, retired 2019)

    Achieved

    Apr 28, 2017

    Python Lists
  • Achievement

    Letter Game App

    Python Basics (2015)

    Achieved

    Apr 26, 2017

    Letter Game App
  • Achievement

    Number Game App

    Python Basics (2015)

    Achieved

    Apr 26, 2017

    Number Game App
  • Achievement

    Shopping List App

    Python Basics (2015)

    Achieved

    Apr 23, 2017

    Shopping List App
  • Achievement

    Logic in Python

    Python Basics (2015)

    Achieved

    Apr 22, 2017

    Logic in Python
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Apr 22, 2017

    Python For Beginners
  • Achievement

    Python Data Types

    Python Basics (2015)

    Achieved

    Apr 21, 2017

    Python Data Types
  • Achievement

    Newbie

    Achieved

    Apr 19, 2017

    Newbie