Dimitrios Zarkadas

Dimitrios Zarkadas

Member Since February 23, 2016
Open to Work

8,912

Total Points

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Skills & Experience

  • Spoken Languages

    • Greek
    • English
    • French

104 Achievements

  • Achievement

    Gettin' CRUD-y With It

    Using Databases in Python

    Achieved

    Oct 20, 2017

    Gettin' CRUD-y With It
  • Achievement

    Our Diary App

    Using Databases in Python

    Achieved

    Oct 20, 2017

    Our Diary App
  • Achievement

    Meet Peewee

    Using Databases in Python

    Achieved

    Oct 19, 2017

    Meet Peewee
  • Achievement

    Python Regular Expressions

    Regular Expressions in Python

    Achieved

    Oct 15, 2017

    Python Regular Expressions
  • Achievement

    Timezones

    Dates and Times in Python (2014)

    Achieved

    Oct 14, 2017

    Timezones
  • Achievement

    Math Quiz App

    Dates and Times in Python (2014)

    Achieved

    Oct 14, 2017

    Math Quiz App
  • Achievement

    Dates and Times

    Dates and Times in Python (2014)

    Achieved

    Oct 14, 2017

    Dates and Times
  • Achievement

    Buggy Logs

    Write Better Python

    Achieved

    Oct 9, 2017

    Buggy Logs
  • Achievement

    Cleaner Code

    Write Better Python

    Achieved

    Oct 9, 2017

    Cleaner Code
  • Achievement

    Dice Roller

    Object-Oriented Python

    Achieved

    Oct 8, 2017

    Dice Roller
  • Achievement

    Python: Advanced Objects

    Object-Oriented Python

    Achieved

    Oct 8, 2017

    Python: Advanced Objects
  • Achievement

    Python: Inheritance

    Object-Oriented Python

    Achieved

    Oct 7, 2017

    Python: Inheritance
  • Achievement

    Python: Instant Objects

    Object-Oriented Python

    Achieved

    Oct 5, 2017

    Python: Instant Objects
  • Achievement

    Dungeon Game 2

    Python Collections (2016, retired 2019)

    Achieved

    Oct 4, 2017

    Dungeon Game 2
  • Achievement

    Python Sets

    Python Collections (2016, retired 2019)

    Achieved

    Oct 4, 2017

    Python Sets
  • Achievement

    Python Tuples

    Python Collections (2016, retired 2019)

    Achieved

    Oct 4, 2017

    Python Tuples
  • Achievement

    Python Dictionaries

    Python Collections (2016, retired 2019)

    Achieved

    Oct 3, 2017

    Python Dictionaries
  • Achievement

    Python Slices

    Python Collections (2016, retired 2019)

    Achieved

    Oct 2, 2017

    Python Slices
  • Achievement

    Python Lists

    Python Collections (2016, retired 2019)

    Achieved

    Oct 1, 2017

    Python Lists
  • Achievement

    Letter Game App

    Python Basics (2015)

    Achieved

    Oct 1, 2017

    Letter Game App
  • Achievement

    Number Game App

    Python Basics (2015)

    Achieved

    Sep 30, 2017

    Number Game App
  • Achievement

    Introduction to Video Games

    How to Make a Video Game

    Achieved

    Sep 29, 2017

    Introduction to Video Games
  • Achievement

    Shopping List App

    Python Basics (2015)

    Achieved

    Sep 29, 2017

    Shopping List App
  • Achievement

    Logic in Python

    Python Basics (2015)

    Achieved

    Sep 29, 2017

    Logic in Python
  • Achievement

    Python Data Types

    Python Basics (2015)

    Achieved

    Sep 28, 2017

    Python Data Types
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Sep 28, 2017

    Python For Beginners
  • Achievement

    The Project

    Android Activity Lifecycle

    Achieved

    Apr 15, 2016

    The Project
  • Achievement

    Introducing SharedPreferences

    Android Activity Lifecycle

    Achieved

    Apr 15, 2016

    Introducing SharedPreferences
  • Achievement

    The Activity Lifecycle

    Android Activity Lifecycle

    Achieved

    Apr 15, 2016

    The Activity Lifecycle
  • Achievement

    Acting on List Item Taps

    Android Lists and Adapters (2015)

    Achieved

    Apr 14, 2016

    Acting on List Item Taps
  • Achievement

    Lists with RecyclerViews

    Android Lists and Adapters (2015)

    Achieved

    Apr 14, 2016

    Lists with RecyclerViews
  • Achievement

    Using Parcelable Data

    Android Lists and Adapters (2015)

    Achieved

    Apr 14, 2016

    Using Parcelable Data
  • Achievement

    Custom ListViews

    Android Lists and Adapters (2015)

    Achieved

    Apr 13, 2016

    Custom ListViews
  • Achievement

    Standard ListViews

    Android Lists and Adapters (2015)

    Achieved

    Apr 13, 2016

    Standard ListViews
  • Achievement

    Updating the Data Model

    Android Lists and Adapters (2015)

    Achieved

    Apr 13, 2016

    Updating the Data Model
  • Achievement

    Hooking up the Model to the View

    Build a Weather App (2015)

    Achieved

    Apr 12, 2016

    Hooking up the Model to the View
  • Achievement

    Building the Weather UI

    Build a Weather App (2015)

    Achieved

    Apr 12, 2016

    Building the Weather UI
  • Achievement

    Working with JSON

    Build a Weather App (2015)

    Achieved

    Apr 11, 2016

    Working with JSON
  • Achievement

    Concurrency and Error Handling

    Build a Weather App (2015)

    Achieved

    Apr 10, 2016

    Concurrency and Error Handling
  • Achievement

    Networking

    Build a Weather App (2015)

    Achieved

    Apr 10, 2016

    Networking
  • Achievement

    Exploring an API

    Build a Weather App (2015)

    Achieved

    Apr 10, 2016

    Exploring an API
  • Achievement

    Finishing the User Interface

    Build an Interactive Story App (Retired)

    Achieved

    Apr 9, 2016

    Finishing the User Interface
  • Achievement

    The Model-View-Controller Pattern

    Build an Interactive Story App (Retired)

    Achieved

    Apr 9, 2016

    The Model-View-Controller Pattern
  • Achievement

    Intents and Multiple Activities

    Build an Interactive Story App (Retired)

    Achieved

    Apr 9, 2016

    Intents and Multiple Activities
  • Achievement

    User Input

    Build an Interactive Story App (Retired)

    Achieved

    Apr 9, 2016

    User Input
  • Achievement

    Testing and Debugging

    Build a Simple Android App

    Achieved

    Apr 9, 2016

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App

    Achieved

    Apr 8, 2016

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App

    Achieved

    Apr 8, 2016

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App

    Achieved

    Apr 8, 2016

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App

    Achieved

    Apr 8, 2016

    Getting Started with Android
  • Achievement

    Getting the REST You Need

    REST API Basics

    Achieved

    Mar 31, 2016

    Getting the REST You Need
  • Achievement

    GET and POST Requests in a Browser

    HTTP Basics

    Achieved

    Mar 31, 2016

    GET and POST Requests in a Browser
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Mar 31, 2016

    Introduction to HTTP
  • Achievement

    Securing and Maintaining a MySQL Database

    Database Foundations

    Achieved

    Mar 24, 2016

    Securing and Maintaining a MySQL Database
  • Achievement

    SQL Calculating, Aggregating and Other Functions

    Database Foundations

    Achieved

    Mar 24, 2016

    SQL Calculating, Aggregating and Other Functions
  • Achievement

    Joining Relational Data Between Tables in SQL

    Database Foundations

    Achieved

    Mar 23, 2016

    Joining Relational Data Between Tables in SQL
  • Achievement

    Manipulating Schema with SQL

    Database Foundations

    Achieved

    Mar 23, 2016

    Manipulating Schema with SQL
  • Achievement

    Creating Tables and Manipulating Data with SQL

    Database Foundations

    Achieved

    Mar 23, 2016

    Creating Tables and Manipulating Data with SQL
  • Achievement

    Dependency Management

    Building Websites with PHP

    Achieved

    Mar 22, 2016

    Dependency Management
  • Achievement

    Reading Data from Databases with SQL

    Database Foundations

    Achieved

    Mar 22, 2016

    Reading Data from Databases with SQL
  • Achievement

    Installing MySQL Server and MySQL Workbench

    Database Foundations

    Achieved

    Mar 22, 2016

    Installing MySQL Server and MySQL Workbench
  • Achievement

    Introduction to Data, Databases and SQL

    Database Foundations

    Achieved

    Mar 18, 2016

    Introduction to Data, Databases and SQL
  • Achievement

    PHP Inheritance & Interfaces

    Object-Oriented PHP Basics (Retired)

    Achieved

    Mar 17, 2016

    PHP Inheritance & Interfaces
  • Achievement

    PHP Properties & Methods

    Object-Oriented PHP Basics (Retired)

    Achieved

    Mar 17, 2016

    PHP Properties & Methods
  • Achievement

    PHP Objects and Classes

    Object-Oriented PHP Basics (Retired)

    Achieved

    Mar 17, 2016

    PHP Objects and Classes
  • Achievement

    PHP Email Form Errors

    Build a Basic PHP Website (2018)

    Achieved

    Mar 17, 2016

    PHP Email Form Errors
  • Achievement

    PHP Email Forms

    Build a Basic PHP Website (2018)

    Achieved

    Mar 17, 2016

    PHP Email Forms
  • Achievement

    PHP Inventory

    Build a Basic PHP Website (2018)

    Achieved

    Mar 11, 2016

    PHP Inventory
  • Achievement

    PHP Includes

    Build a Basic PHP Website (2018)

    Achieved

    Mar 11, 2016

    PHP Includes
  • Achievement

    PHP Internal Functions

    PHP Functions

    Achieved

    Mar 10, 2016

    PHP Internal Functions
  • Achievement

    PHP Returns & Closures

    PHP Functions

    Achieved

    Mar 10, 2016

    PHP Returns & Closures
  • Achievement

    PHP Functions Basics

    PHP Functions

    Achieved

    Mar 10, 2016

    PHP Functions Basics
  • Achievement

    PHP Loops

    PHP Basics (Retired)

    Achieved

    Mar 7, 2016

    PHP Loops
  • Achievement

    PHP Conditionals

    PHP Basics (Retired)

    Achieved

    Mar 7, 2016

    PHP Conditionals
  • Achievement

    PHP Datatypes

    PHP Basics (Retired)

    Achieved

    Mar 7, 2016

    PHP Datatypes
  • Achievement

    PHP Data & Structure

    PHP Basics (Retired)

    Achieved

    Mar 7, 2016

    PHP Data & Structure
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Mar 7, 2016

    Introducing JavaScript
  • Achievement

    PHP Getting Started

    PHP Basics (Retired)

    Achieved

    Mar 7, 2016

    PHP Getting Started
  • Achievement

    Debugging, Best Practices, and Production

    CSS to Sass

    Achieved

    Mar 7, 2016

    Debugging, Best Practices, and Production
  • Achievement

    Refactoring with Sass

    CSS to Sass

    Achieved

    Mar 7, 2016

    Refactoring with Sass
  • Achievement

    Advanced Sass Concepts

    Sass Basics (retired)

    Achieved

    Mar 6, 2016

    Advanced Sass Concepts
  • Achievement

    Introduction to Front-End Frameworks

    Framework Basics

    Achieved

    Mar 5, 2016

    Introduction to Front-End Frameworks
  • Achievement

    Speeding up Workflow With Sass

    Sass Basics (retired)

    Achieved

    Mar 5, 2016

    Speeding up Workflow With Sass
  • Achievement

    Variables, Mixins, and Extending Selectors

    Sass Basics (retired)

    Achieved

    Mar 5, 2016

    Variables, Mixins, and Extending Selectors
  • Achievement

    Getting Started with Sass

    Sass Basics (retired)

    Achieved

    Mar 5, 2016

    Getting Started with Sass
  • Achievement

    Installing Sass and Setting up the Project

    CSS to Sass

    Achieved

    Mar 5, 2016

    Installing Sass and Setting up the Project
  • Achievement

    Fundamental Concepts

    CSS Basics (2014)

    Achieved

    Mar 5, 2016

    Fundamental Concepts
  • Achievement

    Designing with the Latest Features

    CSS Basics (2014)

    Achieved

    Mar 5, 2016

    Designing with the Latest Features
  • Achievement

    Basic Layout

    CSS Basics (2014)

    Achieved

    Mar 4, 2016

    Basic Layout
  • Achievement

    The Box Model

    CSS Basics (2014)

    Achieved

    Mar 4, 2016

    The Box Model
  • Achievement

    Understanding Values and Units

    CSS Basics (2014)

    Achieved

    Mar 2, 2016

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics (2014)

    Achieved

    Mar 2, 2016

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics (2014)

    Achieved

    Mar 2, 2016

    Getting Started with CSS
  • Achievement

    Debugging HTML and CSS Problems

    How to Make a Website

    Achieved

    Feb 24, 2016

    Debugging HTML and CSS Problems
  • Achievement

    Sharing a Website

    How to Make a Website

    Achieved

    Feb 24, 2016

    Sharing a Website
  • Achievement

    Responsive Web Design and Testing

    How to Make a Website

    Achieved

    Feb 24, 2016

    Responsive Web Design and Testing
  • Achievement

    Adding Pages to a Website

    How to Make a Website

    Achieved

    Feb 24, 2016

    Adding Pages to a Website
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Feb 24, 2016

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Feb 23, 2016

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Feb 23, 2016

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Feb 23, 2016

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Feb 23, 2016

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Feb 23, 2016

    Beginning HTML and CSS
  • Achievement

    Newbie

    Achieved

    Feb 23, 2016

    Newbie