Peter Lange

Peter Lange

Member Since April 9, 2017

13,298

Total Points

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151 Achievements

  • HTML Fundamentals
  • Getting Familiar with HTML and CSS
  • Getting Started with CSS
  • Form Basics
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Adding a New Web Page
  • Make It Beautiful with CSS
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Structuring Tables
  • Table Basics
  • HTML: The Structural Foundation of Web Pages and Applications
  • Getting Familiar with HTML and CSS
  • Improving the Application Code
  • Editing and Filtering Names
  • Adding and Removing Names
  • Traversing the DOM
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting a Handle on the DOM
  • The Browser Environment
  • Create Function Using Arrow Syntax
  • Using Template Literals
  • Defining Variables With let and const
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • JavaScript Variables
  • Introducing JavaScript
  • Finishing the Game
  • Introducing JavaScript
  • Implicit Intents and Intent Filters
  • For All Intents and Purposes
  • Publishing on Google Play
  • The Internet
  • Gotchas and Wins
  • Iteration
  • Creation
  • Unit Testing - Now Featuring Robolectric!
  • UI Testing with Espresso
  • Unit Testing
  • Threads in Android
  • Testing and Debugging
  • Improving Our Code
  • Basic Android Programming
  • Creating the Screen Layout
  • Getting Started with Android
  • Interacting with Google+ APIs
  • Connecting to Play Services
  • Interacting with Your API
  • Adding Play Services to Your App
  • Migrating a SQLite Database
  • CRUD Operations with SQLite
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Writing Your Own Java Annotation
  • Using Java's Built-In Annotations
  • Using SQLite for Structured Data
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • Key-Value Saving with SharedPreferences
  • File Storage
  • Introduction to Data Persistence
  • Tablet Time
  • Ingredients and Directions
  • Managing Fragments
  • Introducing Fragments
  • Activity Transitions: Advanced Topics
  • Shared Element Transitions
  • Transitions Framework
  • Animation Basics
  • The Project
  • Introducing SharedPreferences
  • The Activity Lifecycle
  • Acting on List Item Taps
  • Lists with RecyclerViews
  • Using Parcelable Data
  • Custom ListViews
  • Standard ListViews
  • Updating the Data Model
  • Get Involved in Open Source
  •  Create a Web Presence on GitHub
  •  Working on a Team
  • Working By Yourself
  • Hello, GitHub!
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Installing Programs
  • Environment and Redirection
  • Console Processes
  • Console Users and Permission
  • Moving Around in the Console
  • What to Test
  • How To Test
  • Why Test
  • Themes and Compatibility
  • Using Styles in Layouts
  • Hooking up the Model to the View
  • Building the Weather UI
  • Working with JSON
  • Concurrency and Error Handling
  • Networking
  • Exploring an API
  • The Rest of the Story
  • Finishing the User Interface
  • The Model-View-Presenter Pattern
  • Intents and Multiple Activities
  • Tuning the User Interface
  • User Input in Android
  • Testing and Debugging
  • Improving Our Code
  • Basic Android Programming
  • Creating the Screen Layout
  • Getting Started with Android
  • Event Planning
  • Build a Pomodoro App
  • Advanced Tooling
  • Design a Better App
  • Graphical User Interfaces
  • IDE Exploration
  • How it Works
  • Efficiency!
  • Exploring the Java Collections Framework
  • Organizing Data
  • Getting There
  • Delivering the MVP
  • Creating the MVP
  • Harnessing the Power of Objects
  • Meet Objects
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Newbie