Wihan Roets

Wihan Roets

Member Since May 28, 2016

4,424

Total Points

Points are earned whenever you take an important action on Treehouse.
Learn more about when and how points are earned.

Skills & Experience

  • Spoken Languages

    • Afrikaans
    • English

49 Achievements

  • Achievement

    Day 3: Getting Creative

    SQL Reporting by Example

    Achieved

    Mar 11, 2018

    Day 3: Getting Creative
  • Achievement

    Day 2: Advanced Selecting

    SQL Reporting by Example

    Achieved

    Mar 9, 2018

    Day 2: Advanced Selecting
  • Achievement

    Day 1: Joining Tables

    SQL Reporting by Example

    Achieved

    Mar 9, 2018

    Day 1: Joining Tables
  • Achievement

    Orientation: Selecting Data

    SQL Reporting by Example

    Achieved

    Mar 8, 2018

    Orientation: Selecting Data
  • Achievement

    Subqueries

    Querying Relational Databases

    Achieved

    Mar 8, 2018

    Subqueries
  • Achievement

    Set Operations

    Querying Relational Databases

    Achieved

    Mar 6, 2018

    Set Operations
  • Achievement

    Joining Table Data with SQL

    Querying Relational Databases

    Achieved

    Mar 4, 2018

    Joining Table Data with SQL
  • Achievement

    Table Relationships

    Querying Relational Databases

    Achieved

    Mar 4, 2018

    Table Relationships
  • Achievement

    Database Keys

    Querying Relational Databases

    Achieved

    Mar 4, 2018

    Database Keys
  • Achievement

    Database Normalization

    Querying Relational Databases

    Achieved

    Mar 4, 2018

    Database Normalization
  • Achievement

    Date and Time Functions

    Reporting with SQL

    Achieved

    Mar 4, 2018

    Date and Time Functions
  • Achievement

    Aggregate and Numeric Functions

    Reporting with SQL

    Achieved

    Jan 29, 2018

    Aggregate and Numeric Functions
  • Achievement

    Working with Text

    Reporting with SQL

    Achieved

    Jan 28, 2018

    Working with Text
  • Achievement

    Ordering, Limiting and Paging Results

    Reporting with SQL

    Achieved

    Jan 21, 2018

    Ordering, Limiting and Paging Results
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Jan 21, 2018

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Jan 21, 2018

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Jan 21, 2018

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Jan 20, 2018

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Jan 20, 2018

    Finding the Data You Want
  • Achievement

    Getting There

    Java Data Structures

    Achieved

    Aug 9, 2017

    Getting There
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Aug 8, 2017

    Delivering the MVP
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Jul 7, 2017

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Jul 7, 2017

    Data, Databases and SQL
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Jul 6, 2017

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Jul 1, 2017

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Jul 1, 2017

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jun 6, 2017

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jun 6, 2017

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jun 5, 2017

    Getting Started with Java
  • Achievement

    Encapsulation and Arrays

    C# Objects

    Achieved

    May 27, 2017

    Encapsulation and Arrays
  • Achievement

    Inheritance

    C# Objects

    Achieved

    May 27, 2017

    Inheritance
  • Achievement

    Welcome to the Treehouse Club

    Treehouse Club: HTML

    Achieved

    Mar 30, 2017

    Welcome to the Treehouse Club
  • Achievement

    WWW

    How the Web Works

    Achieved

    Mar 26, 2017

    WWW
  • Achievement

    The Internet

    How the Internet Works

    Achieved

    Mar 25, 2017

    The Internet
  • Achievement

    Computer Languages

    Computer Basics

    Achieved

    Mar 25, 2017

    Computer Languages
  • Achievement

    Computer Basics

    Computer Basics

    Achieved

    Mar 25, 2017

    Computer Basics
  • Achievement

    Methods

    C# Objects

    Achieved

    Mar 24, 2017

    Methods
  • Achievement

    Object-Oriented Programming

    C# Objects

    Achieved

    Mar 24, 2017

    Object-Oriented Programming
  • Achievement

    Perfect

    C# Basics (Retired)

    Achieved

    Mar 22, 2017

    Perfect
  • Achievement

    Perform

    C# Basics (Retired)

    Achieved

    Mar 15, 2017

    Perform
  • Achievement

    Console I/O

    C# Basics (Retired)

    Achieved

    Mar 15, 2017

    Console I/O
  • Achievement

    Prepare and Plan

    C# Basics (Retired)

    Achieved

    Mar 15, 2017

    Prepare and Plan
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Mar 10, 2017

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Jun 5, 2016

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Jun 5, 2016

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    May 30, 2016

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    May 29, 2016

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    May 28, 2016

    Beginning HTML and CSS
  • Achievement

    Newbie

    Achieved

    May 28, 2016

    Newbie