Angyal István

Angyal István

Member Since March 18, 2017

10,520

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

    • English
    • Hungarian

121 Achievements

  • Achievement

    CSS Media Queries

    CSS Layout

    Achieved

    Mar 7, 2021

    CSS Media Queries
  • Achievement

    CSS Layout Techniques

    CSS Layout

    Achieved

    Mar 7, 2021

    CSS Layout Techniques
  • Achievement

    Box Model Concepts

    CSS Layout

    Achieved

    Mar 7, 2021

    Box Model Concepts
  • Achievement

    The CSS Box Model

    CSS Layout

    Achieved

    Mar 7, 2021

    The CSS Box Model
  • Achievement

    Fundamental Concepts

    CSS Basics

    Achieved

    Mar 7, 2021

    Fundamental Concepts
  • Achievement

    Understanding Values and Units

    CSS Basics

    Achieved

    Mar 7, 2021

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics

    Achieved

    Mar 7, 2021

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics

    Achieved

    Mar 7, 2021

    Getting Started with CSS
  • Achievement

    PHP on the Web

    PHP Basics

    Achieved

    Mar 7, 2021

    PHP on the Web
  • Achievement

    Working With Strings

    JavaScript Basics

    Achieved

    Feb 4, 2021

    Working With Strings
  • Achievement

    Storing and Tracking Information with Variables

    JavaScript Basics

    Achieved

    Feb 4, 2021

    Storing and Tracking Information with Variables
  • Achievement

    Hello, JavaScript!

    JavaScript Basics

    Achieved

    Feb 4, 2021

    Hello, JavaScript!
  • Achievement

    Introducing Vue

    Vue.js Basics

    Achieved

    Nov 25, 2020

    Introducing Vue
  • Achievement

    Defining Models

    Using SQL ORMs with Node.js

    Achieved

    Nov 25, 2020

    Defining Models
  • Achievement

    Getting to Know REST APIs

    REST APIs with Express

    Achieved

    Nov 23, 2020

    Getting to Know REST APIs
  • Achievement

    Getting Started with Sequelize

    Using SQL ORMs with Node.js

    Achieved

    Nov 23, 2020

    Getting Started with Sequelize
  • Achievement

    Interfaces in Java

    Interfaces in Java

    Achieved

    Aug 9, 2020

    Interfaces in Java
  • Achievement

    Daily Exercise Program

    PHP Basics

    Achieved

    Feb 20, 2020

    Daily Exercise Program
  • Achievement

    Unit Converter

    PHP Basics

    Achieved

    Feb 20, 2020

    Unit Converter
  • Achievement

    Subqueries

    Querying Relational Databases

    Achieved

    Feb 19, 2020

    Subqueries
  • Achievement

    Set Operations

    Querying Relational Databases

    Achieved

    Feb 13, 2020

    Set Operations
  • Achievement

    Joining Table Data with SQL

    Querying Relational Databases

    Achieved

    Feb 12, 2020

    Joining Table Data with SQL
  • Achievement

    Finishing the Game

    Introducing JavaScript

    Achieved

    Feb 12, 2020

    Finishing the Game
  • Achievement

    Table Relationships

    Querying Relational Databases

    Achieved

    Feb 11, 2020

    Table Relationships
  • Achievement

    Database Keys

    Querying Relational Databases

    Achieved

    Feb 11, 2020

    Database Keys
  • Achievement

    Creating and Modifying Database Tables

    Creating and Modifying Database Tables

    Achieved

    Feb 10, 2020

    Creating and Modifying Database Tables
  • Achievement

    Designing with the Latest Features

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Designing with the Latest Features
  • Achievement

    Fundamental Concepts

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Fundamental Concepts
  • Achievement

    Basic Layout

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Basic Layout
  • Achievement

    The Box Model

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    The Box Model
  • Achievement

    Understanding Values and Units

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics (2014)

    Achieved

    Dec 3, 2019

    Getting Started with CSS
  • Achievement

    Going Further with HTML

    HTML Basics

    Achieved

    Oct 28, 2019

    Going Further with HTML
  • Achievement

    Images, Text and Links

    HTML Basics

    Achieved

    Oct 28, 2019

    Images, Text and Links
  • Achievement

    Structuring Your Content

    HTML Basics

    Achieved

    Oct 24, 2019

    Structuring Your Content
  • Achievement

    Getting Started With HTML

    HTML Basics

    Achieved

    Oct 24, 2019

    Getting Started With HTML
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS

    Achieved

    Oct 22, 2019

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS

    Achieved

    Oct 22, 2019

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS

    Achieved

    Oct 19, 2019

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

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS

    Achieved

    Oct 18, 2019

    Getting Familiar with HTML and CSS
  • Achievement

    Treehouse Club - CSS

    Treehouse Club: CSS

    Achieved

    Feb 18, 2019

    Treehouse Club - CSS
  • Achievement

    Welcome to the Treehouse Club

    Treehouse Club: HTML

    Achieved

    Jan 19, 2019

    Welcome to the Treehouse Club
  • Achievement

    WWW

    How the Web Works

    Achieved

    Jan 11, 2019

    WWW
  • Achievement

    The Internet

    How the Internet Works

    Achieved

    Jan 10, 2019

    The Internet
  • Achievement

    Computer Languages

    Computer Basics

    Achieved

    Jan 8, 2019

    Computer Languages
  • Achievement

    Computer Basics

    Computer Basics

    Achieved

    Jan 8, 2019

    Computer Basics
  • Achievement

    Alexa Skills Kit Overview

    Build an Alexa Skill

    Achieved

    Nov 9, 2018

    Alexa Skills Kit Overview
  • Achievement

    Getting Started with Hibernate

    Hibernate Basics

    Achieved

    Oct 22, 2018

    Getting Started with Hibernate
  • Achievement

    Data Persistence & ORMs

    Hibernate Basics

    Achieved

    Oct 22, 2018

    Data Persistence & ORMs
  • Achievement

    Using the MVC Architecture with Spring

    Spring Basics

    Achieved

    Oct 22, 2018

    Using the MVC Architecture with Spring
  • Achievement

    Modeling, Storing, and Presenting Data with Spring

    Spring Basics

    Achieved

    Oct 21, 2018

    Modeling, Storing, and Presenting Data with Spring
  • Achievement

    Creating Spring Controllers and Thymeleaf Views

    Spring Basics

    Achieved

    Oct 11, 2018

    Creating Spring Controllers and Thymeleaf Views
  • Achievement

    Spring Components and Configuring Our App

    Spring Basics

    Achieved

    Oct 7, 2018

    Spring Components and Configuring Our App
  • Achievement

    Setting Up Your Local Environment for Spring Development

    Spring Basics

    Achieved

    Oct 7, 2018

    Setting Up Your Local Environment for Spring Development
  • Achievement

    Intents and Multiple Activities

    Build an Interactive Story App

    Achieved

    Aug 10, 2018

    Intents and Multiple Activities
  • Achievement

    Tuning the User Interface

    Build an Interactive Story App

    Achieved

    Aug 9, 2018

    Tuning the User Interface
  • Achievement

    User Input in Android

    Build an Interactive Story App

    Achieved

    Aug 9, 2018

    User Input in Android
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App with Java

    Achieved

    Aug 7, 2018

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App with Java

    Achieved

    Aug 7, 2018

    Getting Started with Android
  • Achievement

    Go Further With Mongo

    Mongo Basics

    Achieved

    Aug 4, 2018

    Go Further With Mongo
  • Achievement

    Working With Collections

    Mongo Basics

    Achieved

    Aug 4, 2018

    Working With Collections
  • Achievement

    GET and POST Requests in a Browser

    HTTP Basics

    Achieved

    Aug 4, 2018

    GET and POST Requests in a Browser
  • Achievement

    Diving into Web Development

    Intro to Java Web Development with Spark

    Achieved

    Mar 31, 2018

    Diving into Web Development
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Mar 30, 2018

    Introduction to HTTP
  • Achievement

    Getting There

    Java Data Structures

    Achieved

    Feb 19, 2018

    Getting There
  • Achievement

    Gotchas and Wins

    Java Arrays

    Achieved

    Feb 18, 2018

    Gotchas and Wins
  • Achievement

    Iteration

    Java Arrays

    Achieved

    Feb 15, 2018

    Iteration
  • Achievement

    Creation

    Java Arrays

    Achieved

    Feb 15, 2018

    Creation
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Feb 14, 2018

    Delivering the MVP
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Feb 12, 2018

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Feb 11, 2018

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Feb 10, 2018

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jan 10, 2018

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jan 10, 2018

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jan 10, 2018

    Getting Started with Java
  • Achievement

    Testing and Debugging

    Build a Simple Android App with Kotlin

    Achieved

    Nov 5, 2017

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App with Kotlin

    Achieved

    Nov 5, 2017

    Improving Our Code
  • Achievement

    Basic Android Programming

    Build a Simple Android App with Kotlin

    Achieved

    Nov 4, 2017

    Basic Android Programming
  • Achievement

    Creating the Screen Layout

    Build a Simple Android App with Kotlin

    Achieved

    Nov 4, 2017

    Creating the Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App with Kotlin

    Achieved

    Nov 4, 2017

    Getting Started with Android
  • Achievement

    Responsive Layouts With the Bootstrap Grid

    Bootstrap 4 Basics

    Achieved

    Nov 1, 2017

    Responsive Layouts With the Bootstrap Grid
  • Achievement

    Getting to Know Bootstrap 4

    Bootstrap 4 Basics

    Achieved

    Oct 24, 2017

    Getting to Know Bootstrap 4
  • Achievement

    Introducing JavaScript

    Introducing JavaScript

    Achieved

    Oct 8, 2017

    Introducing JavaScript
  • Achievement

    Database Normalization

    Querying Relational Databases

    Achieved

    May 19, 2017

    Database Normalization
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    May 18, 2017

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    May 18, 2017

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    May 18, 2017

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    May 18, 2017

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    May 18, 2017

    Finding the Data You Want
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    May 17, 2017

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    May 17, 2017

    Data, Databases and SQL
  • Achievement

    Getting to Know PHP

    PHP Basics

    Achieved

    May 12, 2017

    Getting to Know PHP
  • Achievement

    Starting Right with PHP Best Practices

    PHP Standards and Best Practices

    Achieved

    May 12, 2017

    Starting Right with PHP Best Practices
  • Achievement

    Understanding MongoDB

    Mongo Basics

    Achieved

    Apr 14, 2017

    Understanding MongoDB
  • Achievement

    Getting Started with MongoDB

    Mongo Basics

    Achieved

    Apr 12, 2017

    Getting Started with MongoDB
  • Achievement

    HTTP Methods and Headers

    Build a Simple Dynamic Site with Node.js

    Achieved

    Apr 2, 2017

    HTTP Methods and Headers
  • Achievement

    Creating a Basic Template Engine in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Apr 2, 2017

    Creating a Basic Template Engine in Node.js
  • Achievement

    Handling Routes in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Apr 2, 2017

    Handling Routes in Node.js
  • Achievement

    AJAX and APIs

    AJAX Basics (retiring)

    Achieved

    Apr 2, 2017

    AJAX and APIs
  • Achievement

    jQuery and AJAX

    AJAX Basics (retiring)

    Achieved

    Apr 2, 2017

    jQuery and AJAX
  • Achievement

    Programming AJAX

    AJAX Basics (retiring)

    Achieved

    Mar 29, 2017

    Programming AJAX
  • Achievement

    Creating a Simple Server in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Mar 26, 2017

    Creating a Simple Server in Node.js
  • Achievement

    AJAX Concepts

    AJAX Basics (retiring)

    Achieved

    Mar 26, 2017

    AJAX Concepts
  • Achievement

    JavaScript Arrays

    JavaScript Loops, Arrays and Objects

    Achieved

    Mar 26, 2017

    JavaScript Arrays
  • Achievement

    JavaScript Loops

    JavaScript Loops, Arrays and Objects

    Achieved

    Mar 25, 2017

    JavaScript Loops
  • Achievement

    JavaScript Functions

    JavaScript Basics (Retired)

    Achieved

    Mar 25, 2017

    JavaScript Functions
  • Achievement

    JavaScript Conditional Statements

    JavaScript Basics (Retired)

    Achieved

    Mar 25, 2017

    JavaScript Conditional Statements
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Mar 25, 2017

    JavaScript Numbers
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Mar 23, 2017

    JavaScript Variables
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Mar 22, 2017

    Introducing JavaScript
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Mar 22, 2017

    HTML First
  • Achievement

    Traversing the DOM

    JavaScript and the DOM

    Achieved

    Mar 21, 2017

    Traversing the DOM
  • Achievement

    Getting a Handle on the DOM

    JavaScript and the DOM

    Achieved

    Mar 21, 2017

    Getting a Handle on the DOM
  • Achievement

    Introduction to Node.js

    Node.js Basics

    Achieved

    Mar 20, 2017

    Introduction to Node.js
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Mar 20, 2017

    Beginning HTML and CSS
  • Achievement

    Sharing a Website

    How to Make a Website

    Achieved

    Mar 20, 2017

    Sharing a Website
  • Achievement

    Responding to User Interaction

    JavaScript and the DOM

    Achieved

    Mar 19, 2017

    Responding to User Interaction
  • Achievement

    Making Changes to the DOM

    JavaScript and the DOM

    Achieved

    Mar 19, 2017

    Making Changes to the DOM
  • Achievement

    The Browser Environment

    JavaScript and the DOM

    Achieved

    Mar 19, 2017

    The Browser Environment
  • Achievement

    Newbie

    Achieved

    Mar 18, 2017

    Newbie