James Boonstra

James Boonstra

Member Since May 23, 2017

3,803

Total Points

Points are earned whenever you take an important action on Treehouse.
Learn more about when and how points are earned.

48 Achievements

  • Achievement

    Creating the User Interface Programmatically

    Build an Interactive Story App with Swift

    Achieved

    Feb 17, 2018

    Creating the User Interface Programmatically
  • Achievement

    Creating a Story

    Build an Interactive Story App with Swift

    Achieved

    Feb 17, 2018

    Creating a Story
  • Achievement

    Navigating Through An Adventure

    Build an Interactive Story App with Swift

    Achieved

    Feb 17, 2018

    Navigating Through An Adventure
  • Achievement

    Using the Delegate Pattern in iOS

    Delegation in iOS

    Achieved

    Feb 16, 2018

    Using the Delegate Pattern in iOS
  • Achievement

    The Delegate Pattern

    Delegation in iOS

    Achieved

    Feb 16, 2018

    The Delegate Pattern
  • Achievement

    Writing Great Swift

    API Design Guidelines in Swift

    Achieved

    Feb 16, 2018

    Writing Great Swift
  • Achievement

    Access Control

    Intermediate Swift

    Achieved

    Feb 15, 2018

    Access Control
  • Achievement

    Memory Management in Swift

    Intermediate Swift

    Achieved

    Feb 15, 2018

    Memory Management in Swift
  • Achievement

    Extensions and Protocols

    Intermediate Swift

    Achieved

    Feb 13, 2018

    Extensions and Protocols
  • Achievement

    Value Semantics, Type Methods and Inheritance

    Intermediate Swift

    Achieved

    Feb 13, 2018

    Value Semantics, Type Methods and Inheritance
  • Achievement

    Object Initialization

    Intermediate Swift

    Achieved

    Feb 13, 2018

    Object Initialization
  • Achievement

    Properties

    Intermediate Swift

    Achieved

    Feb 13, 2018

    Properties
  • Achievement

    Visual Format Language

    Introduction to Auto Layout in iOS

    Achieved

    Jan 9, 2018

    Visual Format Language
  • Achievement

    Auto Layout in Code

    Introduction to Auto Layout in iOS

    Achieved

    Jan 9, 2018

    Auto Layout in Code
  • Achievement

    Trait Collections

    Introduction to Auto Layout in iOS

    Achieved

    Jan 7, 2018

    Trait Collections
  • Achievement

    Inequalities, Content and Priorities

    Introduction to Auto Layout in iOS

    Achieved

    Jan 7, 2018

    Inequalities, Content and Priorities
  • Achievement

    The Constraint Equation

    Introduction to Auto Layout in iOS

    Achieved

    Jan 7, 2018

    The Constraint Equation
  • Achievement

    A History Lesson

    Introduction to Auto Layout in iOS

    Achieved

    Jan 7, 2018

    A History Lesson
  • Achievement

    Creating Flexible Objects Using Protocols

    Protocols in Swift

    Achieved

    Jan 5, 2018

    Creating Flexible Objects Using Protocols
  • Achievement

    Protocol Basics

    Protocols in Swift

    Achieved

    Jan 5, 2018

    Protocol Basics
  • Achievement

    Displaying Additional Views

    Build a Vending Machine App in Swift

    Achieved

    Jan 4, 2018

    Displaying Additional Views
  • Achievement

    Using the Vending Machine

    Build a Vending Machine App in Swift

    Achieved

    Jan 4, 2018

    Using the Vending Machine
  • Achievement

    Error Handling

    Error Handling in Swift

    Achieved

    Jan 4, 2018

    Error Handling
  • Achievement

    Objects and Optionals

    Enumerations and Optionals in Swift

    Achieved

    Jan 3, 2018

    Objects and Optionals
  • Achievement

    Introduction to Optionals

    Enumerations and Optionals in Swift

    Achieved

    Jan 3, 2018

    Introduction to Optionals
  • Achievement

    Loading Data From a Resource

    Build a Vending Machine App in Swift

    Achieved

    Jan 3, 2018

    Loading Data From a Resource
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Jan 3, 2018

    Python For Beginners
  • Achievement

    Modeling an Interface

    Build a Vending Machine App in Swift

    Achieved

    Jan 3, 2018

    Modeling an Interface
  • Achievement

    Introduction to Enumerations

    Enumerations and Optionals in Swift

    Achieved

    Sep 4, 2017

    Introduction to Enumerations
  • Achievement

    Running Apps on a Device

    Build a Simple iPhone App with Swift

    Achieved

    Jul 26, 2017

    Running Apps on a Device
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift

    Achieved

    Jul 26, 2017

    Improving Our User Interface
  • Achievement

    Structs As Data Models

    Build a Simple iPhone App with Swift

    Achieved

    Jul 25, 2017

    Structs As Data Models
  • Achievement

    View Controllers and Views

    Build a Simple iPhone App with Swift

    Achieved

    Jul 25, 2017

    View Controllers and Views
  • Achievement

    Getting Started with iOS Development

    Build a Simple iPhone App with Swift

    Achieved

    Jul 17, 2017

    Getting Started with iOS Development
  • Achievement

    Differentiating Between Objects

    Object-Oriented Swift

    Achieved

    Jul 17, 2017

    Differentiating Between Objects
  • Achievement

    Class Inheritance

    Object-Oriented Swift

    Achieved

    Jul 17, 2017

    Class Inheritance
  • Achievement

    Classes in Swift

    Object-Oriented Swift

    Achieved

    Jul 12, 2017

    Classes in Swift
  • Achievement

    Complex Data Structures

    Object-Oriented Swift

    Achieved

    Jul 8, 2017

    Complex Data Structures
  • Achievement

    Adding Power to Functions

    Functions in Swift

    Achieved

    Jul 8, 2017

    Adding Power to Functions
  • Achievement

    Functions in Swift

    Functions in Swift

    Achieved

    Jul 8, 2017

    Functions in Swift
  • Achievement

    Control Flow With Conditional Statements

    Swift Collections and Control Flow

    Achieved

    Jul 4, 2017

    Control Flow With Conditional Statements
  • Achievement

    Control Flow With Loops

    Swift Collections and Control Flow

    Achieved

    May 31, 2017

    Control Flow With Loops
  • Achievement

    Dictionaries in Swift

    Swift Collections and Control Flow

    Achieved

    May 23, 2017

    Dictionaries in Swift
  • Achievement

    Introduction to Collections

    Swift Collections and Control Flow

    Achieved

    May 23, 2017

    Introduction to Collections
  • Achievement

    Swift Operators

    Swift Basics

    Achieved

    May 23, 2017

    Swift Operators
  • Achievement

    Swift Types

    Swift Basics

    Achieved

    May 23, 2017

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift Basics

    Achieved

    May 23, 2017

    An Introduction to Swift Programming
  • Achievement

    Newbie

    Achieved

    May 23, 2017

    Newbie