Marcin Komperda

Marcin Komperda

Member Since July 4, 2017

4,093

Total Points

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46 Achievements

  • Achievement

    Getting Started with Android

    Build a Simple Android App with Java

    Achieved

    Sep 15, 2019

    Getting Started with Android
  • Achievement

    Introducing IntelliJ and Unpacking Packages

    Introducing IntelliJ and Unpacking Packages

    Achieved

    Jul 21, 2019

    Introducing IntelliJ and Unpacking Packages
  • Achievement

    Java Maps

    Java Maps

    Achieved

    Jul 16, 2019

    Java Maps
  • Achievement

    Java Lists

    Java Lists

    Achieved

    Jul 15, 2019

    Java Lists
  • Achievement

    Generics in Java

    Generics in Java

    Achieved

    Jul 7, 2019

    Generics in Java
  • Achievement

    Interfaces in Java

    Interfaces in Java

    Achieved

    Jul 2, 2019

    Interfaces in Java
  • Achievement

    Java Inheritance

    Inheritance in Java

    Achieved

    Jun 23, 2019

    Java Inheritance
  • Achievement

    Gotchas and Wins

    Java Arrays

    Achieved

    Jun 2, 2019

    Gotchas and Wins
  • Achievement

    Iteration

    Java Arrays

    Achieved

    May 27, 2019

    Iteration
  • Achievement

    Creation

    Java Arrays

    Achieved

    May 24, 2019

    Creation
  • Achievement

    Advanced Tooling

    Local Development Environments

    Achieved

    Nov 27, 2017

    Advanced Tooling
  • Achievement

    Day 3: Getting Creative

    SQL Reporting by Example

    Achieved

    Nov 20, 2017

    Day 3: Getting Creative
  • Achievement

    Day 2: Advanced Selecting

    SQL Reporting by Example

    Achieved

    Nov 20, 2017

    Day 2: Advanced Selecting
  • Achievement

    Day 1: Joining Tables

    SQL Reporting by Example

    Achieved

    Nov 17, 2017

    Day 1: Joining Tables
  • Achievement

    Orientation: Selecting Data

    SQL Reporting by Example

    Achieved

    Nov 17, 2017

    Orientation: Selecting Data
  • Achievement

    Subqueries

    Querying Relational Databases

    Achieved

    Nov 15, 2017

    Subqueries
  • Achievement

    Set Operations

    Querying Relational Databases

    Achieved

    Nov 14, 2017

    Set Operations
  • Achievement

    Joining Table Data with SQL

    Querying Relational Databases

    Achieved

    Nov 13, 2017

    Joining Table Data with SQL
  • Achievement

    Table Relationships

    Querying Relational Databases

    Achieved

    Nov 7, 2017

    Table Relationships
  • Achievement

    Database Keys

    Querying Relational Databases

    Achieved

    Nov 7, 2017

    Database Keys
  • Achievement

    Database Normalization

    Querying Relational Databases

    Achieved

    Nov 6, 2017

    Database Normalization
  • Achievement

    Date and Time Functions

    Reporting with SQL

    Achieved

    Nov 6, 2017

    Date and Time Functions
  • Achievement

    Aggregate and Numeric Functions

    Reporting with SQL

    Achieved

    Nov 6, 2017

    Aggregate and Numeric Functions
  • Achievement

    Working with Text

    Reporting with SQL

    Achieved

    Nov 3, 2017

    Working with Text
  • Achievement

    Ordering, Limiting and Paging Results

    Reporting with SQL

    Achieved

    Nov 2, 2017

    Ordering, Limiting and Paging Results
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Nov 2, 2017

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Nov 2, 2017

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Nov 2, 2017

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Nov 2, 2017

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Nov 1, 2017

    Finding the Data You Want
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Nov 1, 2017

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Oct 31, 2017

    Data, Databases and SQL
  • Achievement

    IDE Exploration

    Local Development Environments

    Achieved

    Oct 25, 2017

    IDE Exploration
  • Achievement

    How it Works

    Local Development Environments

    Achieved

    Oct 24, 2017

    How it Works
  • Achievement

    Efficiency!

    Java Data Structures

    Achieved

    Oct 23, 2017

    Efficiency!
  • Achievement

    Exploring the Java Collections Framework

    Java Data Structures

    Achieved

    Oct 3, 2017

    Exploring the Java Collections Framework
  • Achievement

    Organizing Data

    Java Data Structures

    Achieved

    Sep 13, 2017

    Organizing Data
  • Achievement

    Getting There

    Java Data Structures

    Achieved

    Sep 6, 2017

    Getting There
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Aug 21, 2017

    Delivering the MVP
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Aug 9, 2017

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Jul 31, 2017

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Jul 17, 2017

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jul 11, 2017

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jul 7, 2017

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jul 6, 2017

    Getting Started with Java
  • Achievement

    Newbie

    Achieved

    Jul 4, 2017

    Newbie