Wojciech Lisowski

Wojciech Lisowski

Szczecin, Poland
Open to Work

3,093

Total Points

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Learn more about when and how points are earned.

Skills & Experience

  • Spoken Languages

    • Polish, English

35 Achievements

  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    May 23, 2019

    Harnessing the Power of Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    May 17, 2019

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    May 17, 2019

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    May 17, 2019

    Getting Started with Java
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    May 16, 2019

    Meet Objects
  • Achievement

    Day 3: Getting Creative

    SQL Reporting by Example

    Achieved

    May 7, 2019

    Day 3: Getting Creative
  • Achievement

    Day 2: Advanced Selecting

    SQL Reporting by Example

    Achieved

    May 7, 2019

    Day 2: Advanced Selecting
  • Achievement

    Day 1: Joining Tables

    SQL Reporting by Example

    Achieved

    May 6, 2019

    Day 1: Joining Tables
  • Achievement

    Orientation: Selecting Data

    SQL Reporting by Example

    Achieved

    May 6, 2019

    Orientation: Selecting Data
  • Achievement

    Subqueries

    Querying Relational Databases

    Achieved

    May 6, 2019

    Subqueries
  • Achievement

    Set Operations

    Querying Relational Databases

    Achieved

    May 6, 2019

    Set Operations
  • Achievement

    Joining Table Data with SQL

    Querying Relational Databases

    Achieved

    May 5, 2019

    Joining Table Data with SQL
  • Achievement

    Table Relationships

    Querying Relational Databases

    Achieved

    Apr 29, 2019

    Table Relationships
  • Achievement

    Database Keys

    Querying Relational Databases

    Achieved

    Apr 25, 2019

    Database Keys
  • Achievement

    Database Normalization

    Querying Relational Databases

    Achieved

    Apr 25, 2019

    Database Normalization
  • Achievement

    Date and Time Functions

    Reporting with SQL

    Achieved

    Apr 25, 2019

    Date and Time Functions
  • Achievement

    Aggregate and Numeric Functions

    Reporting with SQL

    Achieved

    Apr 23, 2019

    Aggregate and Numeric Functions
  • Achievement

    Working with Text

    Reporting with SQL

    Achieved

    Apr 23, 2019

    Working with Text
  • Achievement

    Ordering, Limiting and Paging Results

    Reporting with SQL

    Achieved

    Apr 22, 2019

    Ordering, Limiting and Paging Results
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Apr 22, 2019

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Apr 22, 2019

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Apr 22, 2019

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Apr 22, 2019

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Apr 17, 2019

    Finding the Data You Want
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Apr 16, 2019

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Apr 15, 2019

    Data, Databases and SQL
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Mar 9, 2019

    JavaScript Numbers
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Mar 9, 2019

    Introducing JavaScript
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Mar 8, 2019

    JavaScript Variables
  • Achievement

    Data Types and Variables

    JavaScript Quickstart

    Achieved

    Mar 6, 2019

    Data Types and Variables
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS (2016)

    Achieved

    Mar 5, 2019

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Mar 5, 2019

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS (2016)

    Achieved

    Mar 5, 2019

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

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Mar 4, 2019

    Getting Familiar with HTML and CSS
  • Achievement

    Newbie

    Achieved

    Mar 4, 2019

    Newbie