Knut Olaf Lien

Knut Olaf Lien

Member Since May 5, 2015

7,743

Total Points

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

Skills & Experience

  • Spoken Languages

    • Norwegian
    • English

98 Achievements

  • Achievement

    Using the MVC Architecture with Spring

    Spring Basics

    Achieved

    Nov 7, 2016

    Using the MVC Architecture with Spring
  • Achievement

    Modeling, Storing, and Presenting Data with Spring

    Spring Basics

    Achieved

    Nov 4, 2016

    Modeling, Storing, and Presenting Data with Spring
  • Achievement

    Creating Spring Controllers and Thymeleaf Views

    Spring Basics

    Achieved

    Nov 3, 2016

    Creating Spring Controllers and Thymeleaf Views
  • Achievement

    Spring Components and Configuring Our App

    Spring Basics

    Achieved

    Nov 2, 2016

    Spring Components and Configuring Our App
  • Achievement

    Setting Up Your Local Environment for Spring Development

    Spring Basics

    Achieved

    Nov 2, 2016

    Setting Up Your Local Environment for Spring Development
  • Achievement

    Closure Expressions

    Closures in Swift 2

    Achieved

    May 19, 2016

    Closure Expressions
  • Achievement

    First Class Functions

    Closures in Swift 2

    Achieved

    May 19, 2016

    First Class Functions
  • Achievement

    Getting the REST You Need

    REST API Basics

    Achieved

    Mar 25, 2016

    Getting the REST You Need
  • Achievement

    GET and POST Requests in a Browser

    HTTP Basics

    Achieved

    Mar 25, 2016

    GET and POST Requests in a Browser
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Mar 25, 2016

    Introduction to HTTP
  • Achievement

    What to Test

    Unit Testing in Java

    Achieved

    Feb 3, 2016

    What to Test
  • Achievement

    How To Test

    Unit Testing in Java

    Achieved

    Feb 2, 2016

    How To Test
  • Achievement

    Why Test

    Unit Testing in Java

    Achieved

    Feb 1, 2016

    Why Test
  • Achievement

    Design a Better App

    Build a JavaFX Application

    Achieved

    Nov 13, 2015

    Design a Better App
  • Achievement

    Graphical User Interfaces

    Build a JavaFX Application

    Achieved

    Nov 11, 2015

    Graphical User Interfaces
  • Achievement

    Adding Pages to a Website

    How to Make a Website

    Achieved

    Sep 20, 2015

    Adding Pages to a Website
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Sep 20, 2015

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Sep 20, 2015

    Customizing Colors and Fonts
  • Achievement

    Finishing the Prototype

    Prototyping with Foundation for Apps

    Achieved

    Sep 13, 2015

    Finishing the Prototype
  • Achievement

    Grid Layout and UI Components

    Prototyping with Foundation for Apps

    Achieved

    Sep 13, 2015

    Grid Layout and UI Components
  • Achievement

    Getting to Know Foundation for Apps

    Prototyping with Foundation for Apps

    Achieved

    Sep 12, 2015

    Getting to Know Foundation for Apps
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Sep 6, 2015

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Sep 4, 2015

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Sep 2, 2015

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Sep 2, 2015

    Beginning HTML and CSS
  • Achievement

    Doing More with Express

    Express Basics (2015)

    Achieved

    Sep 1, 2015

    Doing More with Express
  • Achievement

    Serving Static Files in Express

    Express Basics (2015)

    Achieved

    Sep 1, 2015

    Serving Static Files in Express
  • Achievement

    Using Templates with Express

    Express Basics (2015)

    Achieved

    Sep 1, 2015

    Using Templates with Express
  • Achievement

    The Request and Response Objects in Express

    Express Basics (2015)

    Achieved

    Sep 1, 2015

    The Request and Response Objects in Express
  • Achievement

    Developing Express Apps Like a Boss

    Express Basics (2015)

    Achieved

    Aug 31, 2015

    Developing Express Apps Like a Boss
  • Achievement

    Getting Started with Express

    Express Basics (2015)

    Achieved

    Aug 31, 2015

    Getting Started with Express
  • Achievement

    Advanced Tooling

    Local Development Environments

    Achieved

    Aug 26, 2015

    Advanced Tooling
  • Achievement

    IDE Exploration

    Local Development Environments

    Achieved

    Aug 25, 2015

    IDE Exploration
  • Achievement

    How it Works

    Local Development Environments

    Achieved

    Aug 24, 2015

    How it Works
  • Achievement

    Efficiency!

    Java Data Structures

    Achieved

    Aug 24, 2015

    Efficiency!
  • Achievement

    Delegation in iOS

    Delegates in Swift 2

    Achieved

    Aug 19, 2015

    Delegation in iOS
  • Achievement

    Introduction to Delegates

    Delegates in Swift 2

    Achieved

    Aug 19, 2015

    Introduction to Delegates
  • Achievement

    Cocoapods

    iOS Tools

    Achieved

    Aug 11, 2015

    Cocoapods
  • Achievement

    Exploring the Java Collections Framework

    Java Data Structures

    Achieved

    Jul 9, 2015

    Exploring the Java Collections Framework
  • Achievement

    Organizing Data

    Java Data Structures

    Achieved

    Jul 9, 2015

    Organizing Data
  • Achievement

    Delivering the MVP

    Java Objects (Retired)

    Achieved

    Jul 8, 2015

    Delivering the MVP
  • Achievement

    Getting There

    Java Data Structures

    Achieved

    Jul 8, 2015

    Getting There
  • Achievement

    Creating the MVP

    Java Objects (Retired)

    Achieved

    Jul 2, 2015

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects (Retired)

    Achieved

    Jul 2, 2015

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects (Retired)

    Achieved

    Jul 2, 2015

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jul 2, 2015

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jul 1, 2015

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jul 1, 2015

    Getting Started with Java
  • Achievement

    Understanding Core Data

    Build a Diary App Using Core Data

    Achieved

    Jun 29, 2015

    Understanding Core Data
  • Achievement

    Creating Flexible Objects with Protocols

    Swift Protocols

    Achieved

    Jun 29, 2015

    Creating Flexible Objects with Protocols
  • Achievement

    Protocols

    Swift Protocols

    Achieved

    Jun 29, 2015

    Protocols
  • Achievement

    Refreshing the Data

    Build a Weather App with Swift

    Achieved

    Jun 29, 2015

    Refreshing the Data
  • Achievement

    Adding Weather Icons

    Build a Weather App with Swift

    Achieved

    Jun 25, 2015

    Adding Weather Icons
  • Achievement

    Managing Complexity

    Build a Weather App with Swift

    Achieved

    Jun 25, 2015

    Managing Complexity
  • Achievement

    Interacting With Data From the Web

    Build a Weather App with Swift

    Achieved

    Jun 22, 2015

    Interacting With Data From the Web
  • Achievement

    Simple Data Structures

    Build a Weather App with Swift

    Achieved

    Jun 21, 2015

    Simple Data Structures
  • Achievement

    Closures in iOS

    Swift Closures

    Achieved

    Jun 21, 2015

    Closures in iOS
  • Achievement

    Closures and Closure Expressions

    Swift Closures

    Achieved

    Jun 21, 2015

    Closures and Closure Expressions
  • Achievement

    Functions as First Class Citizens

    Swift Closures

    Achieved

    Jun 21, 2015

    Functions as First Class Citizens
  • Achievement

    Refactoring Our Code (Swift)

    Build a Playlist Browser with Swift

    Achieved

    Jun 13, 2015

    Refactoring Our Code (Swift)
  • Achievement

    Building the Master and Detail Views (Swift)

    Build a Playlist Browser with Swift

    Achieved

    Jun 13, 2015

    Building the Master and Detail Views (Swift)
  • Achievement

    Laying Out Type for the Web

    Web Typography

    Achieved

    Jun 3, 2015

    Laying Out Type for the Web
  • Achievement

    Basic Web Typography

    Web Typography

    Achieved

    Jun 2, 2015

    Basic Web Typography
  • Achievement

    How to Choose and Use Webfonts

    Web Typography

    Achieved

    May 31, 2015

    How to Choose and Use Webfonts
  • Achievement

    Introduction to Typography

    Web Typography

    Achieved

    May 31, 2015

    Introduction to Typography
  • Achievement

    Building a Command Line Application

    Node.js Basics (2014)

    Achieved

    May 30, 2015

    Building a Command Line Application
  • Achievement

    Introduction to Node.js

    Node.js Basics (2014)

    Achieved

    May 30, 2015

    Introduction to Node.js
  • Achievement

    Working with a Developer

    Mobile App Design for iOS

    Achieved

    May 29, 2015

    Working with a Developer
  • Achievement

    Designing our App

    Mobile App Design for iOS

    Achieved

    May 28, 2015

    Designing our App
  • Achievement

    Wireframing, Interaction Design and Planning

    Mobile App Design for iOS

    Achieved

    May 28, 2015

    Wireframing, Interaction Design and Planning
  • Achievement

    ADS Writing and Preparation

    Mobile App Design for iOS

    Achieved

    May 27, 2015

    ADS Writing and Preparation
  • Achievement

    Introduction to UI Design

    Mobile App Design for iOS

    Achieved

    May 27, 2015

    Introduction to UI Design
  • Achievement

    Building a Music Library and Playlists (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 19, 2015

    Building a Music Library and Playlists (Swift)
  • Achievement

    Using a Navigation Controller With Segues (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 13, 2015

    Using a Navigation Controller With Segues (Swift)
  • Achievement

    Working With Multiple View Controllers (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 10, 2015

    Working With Multiple View Controllers (Swift)
  • Achievement

    Deploying to a Device

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Deploying to a Device
  • Achievement

    Debugging Our App

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Debugging Our App
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Improving Our User Interface
  • Achievement

    Using a Data Model

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Using a Data Model
  • Achievement

    Views and View Controllers

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Views and View Controllers
  • Achievement

    Getting Started with Xcode

    Build a Simple iPhone App with Swift

    Achieved

    May 9, 2015

    Getting Started with Xcode
  • Achievement

    Swift Value vs Reference Types

    Object-Oriented Swift

    Achieved

    May 9, 2015

    Swift Value vs Reference Types
  • Achievement

    Swift Properties

    Object-Oriented Swift

    Achieved

    May 9, 2015

    Swift Properties
  • Achievement

    Swift Inheritance

    Object-Oriented Swift

    Achieved

    May 7, 2015

    Swift Inheritance
  • Achievement

    Swift Classes and Objects

    Object-Oriented Swift

    Achieved

    May 7, 2015

    Swift Classes and Objects
  • Achievement

    Swift Structs and their Methods

    Swift Enums and Structs

    Achieved

    May 7, 2015

    Swift Structs and their Methods
  • Achievement

    Swift Structs

    Swift Enums and Structs

    Achieved

    May 7, 2015

    Swift Structs
  • Achievement

    Swift Enums and their Methods

    Swift Enums and Structs

    Achieved

    May 7, 2015

    Swift Enums and their Methods
  • Achievement

    Swift Enums

    Swift Enums and Structs

    Achieved

    May 7, 2015

    Swift Enums
  • Achievement

    Swift Optionals

    Swift Functions and Optionals

    Achieved

    May 7, 2015

    Swift Optionals
  • Achievement

    Swift Parameters and Tuples

    Swift Functions and Optionals

    Achieved

    May 7, 2015

    Swift Parameters and Tuples
  • Achievement

    Swift Functions

    Swift Functions and Optionals

    Achieved

    May 7, 2015

    Swift Functions
  • Achievement

    Control Flow

    Swift Basics (retired)

    Achieved

    May 7, 2015

    Control Flow
  • Achievement

    Collections

    Swift Basics (retired)

    Achieved

    May 6, 2015

    Collections
  • Achievement

    Operators

    Swift Basics (retired)

    Achieved

    May 6, 2015

    Operators
  • Achievement

    Types

    Swift Basics (retired)

    Achieved

    May 6, 2015

    Types
  • Achievement

    Variables and Constants

    Swift Basics (retired)

    Achieved

    May 6, 2015

    Variables and Constants
  • Achievement

    Newbie

    Achieved

    May 5, 2015

    Newbie