Johannes Chitura
seal-mask

Johannes Chitura

Techdegree Student

Member Since July 19, 2019
Open to Work

8,907

Total Points

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

Skills & Experience

97 Achievements

  • Errors and Exceptions
  • Endpoints and Routing
  • REST API in Slim
  • Creating a GitHub Client
  • Communicating with a RESTful API
  • GitHub and Other Remote Repositories
  • Managing Committed Files
  • First Commits
  • Getting the REST You Need 2
  • Parsing Specific Formats
  • Basic File Handling
  • 5 Star Techdegree Reviewer
  • Testing Existing Projects
  • Test Driven Development
  • Introduction to Unit Testing
  • Error Handling
  • Creating Distributable OOP Packages
  • Autoloading and Composer
  • Databases and International Concerns
  • Starting Right with PHP Best Practices
  • 1st Techdegree Peer Review
  • MVC (Model)
  • MVC (View)
  • MVC (Controller)
  • Application Navigation (Routing)
  • Getting Started With Laravel
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • Common Commands
  • Directories and Files
  • The Command Shell
  • JavaScript Objects and Conditionals
  • JavaScript Arrays and Loops
  • JavaScript Functions
  • Data Types and Variables
  • Abstract Classes in PHP
  • Designing Interfaces in PHP
  • Using Interfaces in PHP
  • Extending the Family
  • Inheritance
  • Updating and Deleting Records
  • Reading and Writing Reports
  • PHPDB Stage 5: Search
  • Set Operations
  • PHPDB Stage 3: Using Relational Data
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • PHPDB Stage 4: Pagination with LIMITs
  • PHPDB Stage 2: Querying the Database with PHP
  • PHPDB Stage 1: Databases and PHP
  • Building a Collection
  • Building the Recipe
  • Understanding Classes
  • Why Object-Oriented Programming?
  • Creating Records
  • Project Setup
  • Database Security
  • Queries & Results
  • Getting Started with PDO
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Working with Text
  • Ordering, Limiting and Paging Results
  • Finding the Data You Want
  • Getting Data from a Database
  • Data, Databases and SQL
  • Browser Persistent Data with PHP
  • Filtering Inputs and Escaping Outputs in PHP
  • $_GET and $_POST
  • PHP Inventory
  • PHP Includes
  • Using Slack Effectively
  • Adding a New Web Page
  • Make It Beautiful with CSS
  • PHP Internal Functions
  • PHP Returns & Closures
  • PHP Functions Basics
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • Introducing Slack for the Techdegree
  • PHP on the Web
  • Daily Exercise Program
  • Unit Converter
  • Getting to Know PHP
  • HTML: The Structural Foundation of Web Pages and Applications
  • Getting Familiar with HTML and CSS
  • Newbie