Jonas Westerholm

Jonas Westerholm

Member Since September 4, 2017

Web developer with a big ♥ for the Full Stack. I enjoy frontend just as much as backend and server management.

10,754

Total Points

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Skills & Experience

  • Spoken Languages

    • English
    • Swedish
    • Finnish
  • Looking for work

    Yes

131 Achievements

  • Error Handling
  • Creating Distributable OOP Packages
  • Set Operations
  • Joining Table Data with SQL
  • Table Relationships
  • Database Keys
  • Database Normalization
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Laravel Project Setup
  • PHPDB Stage 4: Pagination with LIMITs
  • PHPDB Stage 3: Using Relational Data
  • Editing and Filtering Names
  • Adding and Removing Names
  • Traversing the DOM
  • Responding to User Interaction
  • Making Changes to the DOM
  • PHPDB Stage 2: Querying the Database with PHP
  • WWW
  • PHPDB Stage 1: Databases and PHP
  • 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
  • The Internet
  • Computer Languages
  • Computer Basics
  • PHP Email Form Errors
  • PHP Email Forms
  • PHP Inventory
  • PHP Includes
  • PHP Internal Functions
  • Autoloading and Composer
  • Databases and International Concerns
  • Building a Collection
  • Building the Recipe
  • Understanding Classes
  • Why Object-Oriented Programming?
  • PHP Returns & Closures
  • PHP Functions Basics
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • PHP on the Web
  • Daily Exercise Program
  • Web Apps
  • Websites
  • Introduction
  • Combine and Minify Assets
  • Optimize Assets
  • Measuring Performance
  • Planning for Performance
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Chrome DevTools Basics
  • Quiz Practice Project
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Introduction to Methods
  • Captioning Video
  • Media Basics
  • AJAX and APIs
  • jQuery and AJAX
  • Building Forms with Bootstrap
  • Using Bootstrap Components
  • Programming AJAX
  • Responsive Layouts with the Bootstrap Grid
  • AJAX Concepts
  • Unit Converter
  • Getting to Know PHP
  • Getting to Know Bootstrap 4
  • Environment and Redirection
  • Installing Programs
  • Console Processes
  • Console Users and Permission
  • Moving Around in the Console
  • Structuring Tables
  • Table Basics
  • Creating a Simple Drawing Application
  • Creating a Password Confirmation Form
  • Creating a Mobile Drop Down Menu
  • Creating a Simple Lightbox
  • Creating a Spoiler Revealer
  • Introduction to jQuery
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Building a Layout with Flexbox
  • Flexbox Properties
  • Understanding Flexbox
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • Positioning Page Content
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Adding a New Web Page
  • Make It Beautiful with CSS
  • HTML: The Structural Foundation of Web Pages and Applications
  • Getting Familiar with HTML and CSS
  • Getting a Handle on the DOM
  • The Browser Environment
  • Starting Right with PHP Best Practices
  • Finishing the Game
  • Introducing JavaScript
  • Newbie