Marek Feifrlik

Marek Feifrlik

Member Since March 1, 2017

5,798

Total Points

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68 Achievements

  • Achievement

    Python Data Types

    Python Basics (2015)

    Achieved

    Jan 10, 2018

    Python Data Types
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Jan 5, 2018

    Python For Beginners
  • Achievement

    Testing and Debugging

    Build a Simple Android App with Kotlin

    Achieved

    Oct 26, 2017

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App with Kotlin

    Achieved

    Oct 26, 2017

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App with Kotlin

    Achieved

    Oct 15, 2017

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App with Kotlin

    Achieved

    Oct 13, 2017

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App with Kotlin

    Achieved

    Oct 13, 2017

    Getting Started with Android
  • Achievement

    Understanding Flexbox

    CSS Flexbox Layout

    Achieved

    Oct 10, 2017

    Understanding Flexbox
  • Achievement

    Responsive Patterns

    Responsive Layouts

    Achieved

    Oct 6, 2017

    Responsive Patterns
  • Achievement

    Media Queries

    Responsive Layouts

    Achieved

    Oct 4, 2017

    Media Queries
  • Achievement

    Responsive Theory

    Responsive Layouts

    Achieved

    Oct 4, 2017

    Responsive Theory
  • Achievement

    Positioning Page Content

    CSS Layout Basics

    Achieved

    Sep 27, 2017

    Positioning Page Content
  • Achievement

    CSS Layout Project

    CSS Layout Basics

    Achieved

    Sep 27, 2017

    CSS Layout Project
  • Achievement

    Page Layout with the Float Property

    CSS Layout Basics

    Achieved

    Sep 26, 2017

    Page Layout with the Float Property
  • Achievement

    Controlling Layout with CSS Display Modes

    CSS Layout Basics

    Achieved

    Sep 26, 2017

    Controlling Layout with CSS Display Modes
  • Achievement

    Getting Started with CSS Layout

    CSS Layout Basics

    Achieved

    Sep 26, 2017

    Getting Started with CSS Layout
  • Achievement

    JavaScript Functions

    JavaScript Basics (Retired)

    Achieved

    Sep 25, 2017

    JavaScript Functions
  • Achievement

    JavaScript Conditional Statements

    JavaScript Basics (Retired)

    Achieved

    Sep 22, 2017

    JavaScript Conditional Statements
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Sep 22, 2017

    JavaScript Numbers
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Sep 21, 2017

    JavaScript Variables
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Sep 21, 2017

    Introducing JavaScript
  • Achievement

    Fundamental Concepts

    CSS Basics (2014)

    Achieved

    Sep 21, 2017

    Fundamental Concepts
  • Achievement

    Designing with the Latest Features

    CSS Basics (2014)

    Achieved

    Sep 20, 2017

    Designing with the Latest Features
  • Achievement

    Basic Layout

    CSS Basics (2014)

    Achieved

    Sep 20, 2017

    Basic Layout
  • Achievement

    The Box Model

    CSS Basics (2014)

    Achieved

    Sep 19, 2017

    The Box Model
  • Achievement

    Understanding Values and Units

    CSS Basics (2014)

    Achieved

    Sep 19, 2017

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics (2014)

    Achieved

    Sep 18, 2017

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics (2014)

    Achieved

    Sep 17, 2017

    Getting Started with CSS
  • Achievement

    Meet Selenium

    Introduction to Selenium

    Achieved

    Sep 17, 2017

    Meet Selenium
  • Achievement

    Going Further with HTML

    HTML Basics

    Achieved

    Sep 15, 2017

    Going Further with HTML
  • Achievement

    Images, Text and Links

    HTML Basics

    Achieved

    Sep 15, 2017

    Images, Text and Links
  • Achievement

    Structuring Your Content

    HTML Basics

    Achieved

    Sep 15, 2017

    Structuring Your Content
  • Achievement

    Getting Started With HTML

    HTML Basics

    Achieved

    Sep 14, 2017

    Getting Started With HTML
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS (2016)

    Achieved

    Sep 14, 2017

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Sep 14, 2017

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS (2016)

    Achieved

    Sep 13, 2017

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

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Sep 13, 2017

    Getting Familiar with HTML and CSS
  • Achievement

    Organizing Data

    Java Data Structures

    Achieved

    May 11, 2017

    Organizing Data
  • Achievement

    Getting There

    Java Data Structures

    Achieved

    May 3, 2017

    Getting There
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Apr 11, 2017

    Delivering the MVP
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Apr 6, 2017

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Apr 5, 2017

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Mar 28, 2017

    Meet Objects
  • Achievement

    Hooking up the Model to the View

    Build a Weather App (2015)

    Achieved

    Mar 22, 2017

    Hooking up the Model to the View
  • Achievement

    Building the Weather UI

    Build a Weather App (2015)

    Achieved

    Mar 22, 2017

    Building the Weather UI
  • Achievement

    Working with JSON

    Build a Weather App (2015)

    Achieved

    Mar 22, 2017

    Working with JSON
  • Achievement

    Concurrency and Error Handling

    Build a Weather App (2015)

    Achieved

    Mar 21, 2017

    Concurrency and Error Handling
  • Achievement

    Networking

    Build a Weather App (2015)

    Achieved

    Mar 21, 2017

    Networking
  • Achievement

    Exploring an API

    Build a Weather App (2015)

    Achieved

    Mar 21, 2017

    Exploring an API
  • Achievement

    Workflows

    Git Basics

    Achieved

    Mar 20, 2017

    Workflows
  • Achievement

    Working With Remote Repositories

    Git Basics

    Achieved

    Mar 20, 2017

    Working With Remote Repositories
  • Achievement

    Merging

    Git Basics

    Achieved

    Mar 17, 2017

    Merging
  • Achievement

    Branches

    Git Basics

    Achieved

    Mar 17, 2017

    Branches
  • Achievement

    Getting Started With Git

    Git Basics

    Achieved

    Mar 17, 2017

    Getting Started With Git
  • Achievement

    Why Version Control Matters

    Git Basics

    Achieved

    Mar 17, 2017

    Why Version Control Matters
  • Achievement

    Finishing the User Interface

    Build an Interactive Story App (Retired)

    Achieved

    Mar 17, 2017

    Finishing the User Interface
  • Achievement

    The Model-View-Controller Pattern

    Build an Interactive Story App (Retired)

    Achieved

    Mar 15, 2017

    The Model-View-Controller Pattern
  • Achievement

    Intents and Multiple Activities

    Build an Interactive Story App (Retired)

    Achieved

    Mar 15, 2017

    Intents and Multiple Activities
  • Achievement

    User Input

    Build an Interactive Story App (Retired)

    Achieved

    Mar 14, 2017

    User Input
  • Achievement

    Testing and Debugging

    Build a Simple Android App

    Achieved

    Mar 10, 2017

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App

    Achieved

    Mar 10, 2017

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App

    Achieved

    Mar 8, 2017

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App

    Achieved

    Mar 8, 2017

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App

    Achieved

    Mar 7, 2017

    Getting Started with Android
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Mar 7, 2017

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Mar 2, 2017

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Mar 1, 2017

    Getting Started with Java
  • Achievement

    Newbie

    Achieved

    Mar 1, 2017

    Newbie