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Nikita Prokopenko

St Petersburg, Russia

11,059

Total Points

•
1,917

CSS

1917 pts
Achievements

0 pts
Forum
•
1,720

JavaScript

1720 pts
Achievements

0 pts
Forum
•
1,533

PHP

1533 pts
Achievements

0 pts
Forum
•
1,373

HTML

1373 pts
Achievements

0 pts
Forum
•
1,211

Databases

1211 pts
Achievements

0 pts
Forum
•
691

C#

691 pts
Achievements

0 pts
Forum
•
683

Python

683 pts
Achievements

0 pts
Forum
•
424

Android

424 pts
Achievements

0 pts
Forum
•
397

Java

397 pts
Achievements

0 pts
Forum
•
336

Design

336 pts
Achievements

0 pts
Forum
•
108

Quality Assurance

108 pts
Achievements

0 pts
Forum
•
60

Development Tools

60 pts
Achievements

0 pts
Forum
•
40

Digital Literacy

40 pts
Achievements

0 pts
Forum

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

127 Achievements

Achievement
Inheritance

C# Objects

Achieved
Feb 17, 2019
Achievement
Methods

C# Objects

Achieved
Dec 6, 2018
Achievement
Object-Oriented Programming

C# Objects

Achieved
Dec 5, 2018
Achievement
Perfect

C# Basics (Retired)

Achieved
Dec 3, 2018
Achievement
Perform

C# Basics (Retired)

Achieved
Dec 1, 2018
Achievement
Console I/O

C# Basics (Retired)

Achieved
Nov 30, 2018
Achievement
Prepare and Plan

C# Basics (Retired)

Achieved
Nov 29, 2018
Achievement
Test Drive

Introduction to Selenium

Achieved
Sep 14, 2017
Achievement
Meet Selenium

Introduction to Selenium

Achieved
Sep 13, 2017
Achievement
Testing and Debugging

Build a Simple Android App with Java

Achieved
Sep 10, 2017
Achievement
Improving Our Code

Build a Simple Android App with Java

Achieved
Sep 10, 2017
Achievement
Basic Android Programming

Build a Simple Android App with Java

Achieved
Sep 9, 2017
Achievement
Creating the Screen Layout

Build a Simple Android App with Java

Achieved
Sep 9, 2017
Achievement
Getting Started with Android

Build a Simple Android App with Java

Achieved
Sep 9, 2017
Achievement
AJAX Concepts

AJAX Basics (retiring)

Achieved
Sep 3, 2017
Achievement
What Do User Experience Designers Do?

UX Basics

Achieved
Aug 18, 2017
Achievement
What is User Experience (UX)?

UX Basics

Achieved
Aug 18, 2017
Achievement
Building Forms with Bootstrap

Bootstrap 4 Basics (Retired)

Achieved
Aug 17, 2017
Achievement
Using Bootstrap Components

Bootstrap 4 Basics (Retired)

Achieved
Aug 16, 2017
Achievement
Responsive Layouts with the Bootstrap Grid

Bootstrap 4 Basics (Retired)

Achieved
Aug 16, 2017
Achievement
Getting to Know Bootstrap 4

Bootstrap 4 Basics (Retired)

Achieved
Aug 15, 2017
Achievement
Creating a Simple Drawing Application

jQuery Basics (2014)

Achieved
Aug 15, 2017
Achievement
Creating a Wireframe

Adobe Illustrator for Web Design

Achieved
Aug 14, 2017
Achievement
Creating a Password Confirmation Form

jQuery Basics (2014)

Achieved
Aug 14, 2017
Achievement
Creating a Mobile Drop Down Menu

jQuery Basics (2014)

Achieved
Aug 14, 2017
Achievement
Creating a Simple Lightbox

jQuery Basics (2014)

Achieved
Aug 13, 2017
Achievement
Creating a Spoiler Revealer

jQuery Basics (2014)

Achieved
Aug 13, 2017
Achievement
Introduction to jQuery

jQuery Basics (2014)

Achieved
Aug 13, 2017
Achievement
Advanced Selectors

CSS Selectors

Achieved
Aug 11, 2017
Achievement
Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achieved
Aug 9, 2017
Achievement
Selectors - Beyond the Basics

CSS Selectors

Achieved
Aug 9, 2017
Achievement
JavaScript Objects

JavaScript Loops, Arrays and Objects

Achieved
Aug 8, 2017
Achievement
JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achieved
Aug 7, 2017
Achievement
Introducing Adobe Illustrator

Adobe Illustrator for Web Design

Achieved
Aug 7, 2017
Achievement
JavaScript Loops

JavaScript Loops, Arrays and Objects

Achieved
Aug 6, 2017
Achievement
Choosing Options

HTML Forms

Achieved
Aug 5, 2017
Achievement
Exploration

Web Design Process

Achieved
Aug 5, 2017
Achievement
Discovery

Web Design Process

Achieved
Aug 5, 2017
Achievement
Organizing Forms

HTML Forms

Achieved
Aug 2, 2017
Achievement
Form Basics

HTML Forms

Achieved
Aug 1, 2017
Achievement
Building a Layout with Flexbox

CSS Flexbox Layout

Achieved
Jul 27, 2017
Achievement
Flexbox Properties

CSS Flexbox Layout

Achieved
Jul 25, 2017
Achievement
Understanding Flexbox

CSS Flexbox Layout

Achieved
Jul 23, 2017
Achievement
Responsive Patterns

Responsive Layouts

Achieved
Jul 23, 2017
Achievement
Media Queries

Responsive Layouts

Achieved
Jul 23, 2017
Achievement
Responsive Theory

Responsive Layouts

Achieved
Jul 23, 2017
Achievement
Positioning Page Content

CSS Layout Basics

Achieved
Jul 23, 2017
Achievement
CSS Layout Project

CSS Layout Basics

Achieved
Jul 23, 2017
Achievement
Page Layout with the Float Property

CSS Layout Basics

Achieved
Jul 22, 2017
Achievement
Going Further with HTML

HTML Basics

Achieved
Jul 22, 2017
Achievement
Images, Text and Links

HTML Basics

Achieved
Jul 21, 2017
Achievement
Structuring Your Content

HTML Basics

Achieved
Jul 19, 2017
Achievement
Getting Started With HTML

HTML Basics

Achieved
Jul 17, 2017
Achievement
Controlling Layout with CSS Display Modes

CSS Layout Basics

Achieved
Jul 12, 2017
Achievement
Getting Started with CSS Layout

CSS Layout Basics

Achieved
Jul 9, 2017
Achievement
JavaScript Functions

JavaScript Basics (Retired)

Achieved
Jul 8, 2017
Achievement
JavaScript Conditional Statements

JavaScript Basics (Retired)

Achieved
Jul 8, 2017
Achievement
JavaScript Numbers

JavaScript Basics (Retired)

Achieved
Jul 8, 2017
Achievement
JavaScript Variables

JavaScript Basics (Retired)

Achieved
Jul 8, 2017
Achievement
Introducing JavaScript

JavaScript Basics (Retired)

Achieved
Jul 7, 2017
Achievement
Fundamental Concepts

CSS Basics (2014)

Achieved
Jul 6, 2017
Achievement
Designing with the Latest Features

CSS Basics (2014)

Achieved
Jul 6, 2017
Achievement
Basic Layout

CSS Basics (2014)

Achieved
Jun 28, 2017
Achievement
The Box Model

CSS Basics (2014)

Achieved
Jun 28, 2017
Achievement
Understanding Values and Units

CSS Basics (2014)

Achieved
Jun 27, 2017
Achievement
Meet Objects

Java Objects

Achieved
Jun 26, 2017
Achievement
Letter Game App

Python Basics (2015)

Achieved
Jun 25, 2017
Achievement
Number Game App

Python Basics (2015)

Achieved
Jun 25, 2017
Achievement
Shopping List App

Python Basics (2015)

Achieved
Jun 23, 2017
Achievement
Logic in Python

Python Basics (2015)

Achieved
Jun 23, 2017
Achievement
Python Data Types

Python Basics (2015)

Achieved
Jun 22, 2017
Achievement
Python For Beginners

Python Basics (2015)

Achieved
Jun 22, 2017
Achievement
Basic Selectors

CSS Basics (2014)

Achieved
Jun 16, 2017
Achievement
Getting Started with CSS

CSS Basics (2014)

Achieved
Jun 16, 2017
Achievement
Perfecting the Prototype

Java Basics

Achieved
Jun 15, 2017
Achievement
Using your New Tools

Java Basics

Achieved
Jun 14, 2017
Achievement
Getting Started with Java

Java Basics

Achieved
Jun 14, 2017
Achievement
PHPDB Stage 4: Pagination with LIMITs

Integrating PHP with Databases

Achieved
Jun 13, 2017
Achievement
PHPDB Stage 3: Using Relational Data

Integrating PHP with Databases

Achieved
Jun 12, 2017
Achievement
Subqueries

Querying Relational Databases

Achieved
Jun 10, 2017
Achievement
Set Operations

Querying Relational Databases

Achieved
Jun 10, 2017
Achievement
Joining Table Data with SQL

Querying Relational Databases

Achieved
Jun 10, 2017
Achievement
Table Relationships

Querying Relational Databases

Achieved
Jun 6, 2017
Achievement
Database Keys

Querying Relational Databases

Achieved
Jun 6, 2017
Achievement
Database Normalization

Querying Relational Databases

Achieved
Jun 6, 2017
Achievement
Date and Time Functions

Reporting with SQL

Achieved
Jun 5, 2017
Achievement
Aggregate and Numeric Functions

Reporting with SQL

Achieved
Jun 3, 2017
Achievement
Working with Text

Reporting with SQL

Achieved
Jun 1, 2017
Achievement
Ordering, Limiting and Paging Results

Reporting with SQL

Achieved
May 30, 2017
Achievement
Handling Errors When Manipulating Data

Modifying Data with SQL

Achieved
May 28, 2017
Achievement
Deleting Data from a Database

Modifying Data with SQL

Achieved
May 28, 2017
Achievement
Updating Data in a Database

Modifying Data with SQL

Achieved
May 28, 2017
Achievement
Adding Data to a Database

Modifying Data with SQL

Achieved
May 28, 2017
Achievement
Finding the Data You Want

SQL Basics

Achieved
May 27, 2017
Achievement
Getting Data from a Database

SQL Basics

Achieved
May 27, 2017
Achievement
Data, Databases and SQL

SQL Basics

Achieved
May 27, 2017
Achievement
PHPDB Stage 2: Querying the Database with PHP

Integrating PHP with Databases

Achieved
May 23, 2017
Achievement
PHPDB Stage 1: Databases and PHP

Integrating PHP with Databases

Achieved
May 13, 2017
Achievement
PHP Email Form Errors

Build a Basic PHP Website (2018)

Achieved
May 11, 2017
Achievement
PHP Email Forms

Build a Basic PHP Website (2018)

Achieved
May 8, 2017
Achievement
PHP Inventory

Build a Basic PHP Website (2018)

Achieved
May 7, 2017
Achievement
PHP Includes

Build a Basic PHP Website (2018)

Achieved
May 3, 2017
Achievement
Debugging HTML and CSS Problems

How to Make a Website

Achieved
May 1, 2017
Achievement
Sharing a Website

How to Make a Website

Achieved
May 1, 2017
Achievement
Responsive Web Design and Testing

How to Make a Website

Achieved
May 1, 2017
Achievement
Adding Pages to a Website

How to Make a Website

Achieved
Apr 30, 2017
Achievement
Styling Web Pages and Navigation

How to Make a Website

Achieved
Apr 29, 2017
Achievement
Customizing Colors and Fonts

How to Make a Website

Achieved
Apr 29, 2017
Achievement
CSS: Cascading Style Sheets

How to Make a Website

Achieved
Apr 26, 2017
Achievement
Creating HTML Content

How to Make a Website

Achieved
Apr 25, 2017
Achievement
HTML First

How to Make a Website

Achieved
Apr 25, 2017
Achievement
Beginning HTML and CSS

How to Make a Website

Achieved
Apr 24, 2017
Achievement
PHP Internal Functions

PHP Functions

Achieved
Apr 24, 2017
Achievement
PHP Returns & Closures

PHP Functions

Achieved
Apr 24, 2017
Achievement
PHP Functions Basics

PHP Functions

Achieved
Apr 24, 2017
Achievement
PHP Loops

PHP Arrays and Control Structures

Achieved
Apr 24, 2017
Achievement
PHP Arrays

PHP Arrays and Control Structures

Achieved
Apr 23, 2017
Achievement
PHP Conditionals

PHP Arrays and Control Structures

Achieved
Apr 19, 2017
Achievement
PHP on the Web

PHP Basics

Achieved
Apr 18, 2017
Achievement
Daily Exercise Program

PHP Basics

Achieved
Apr 17, 2017
Achievement
Unit Converter

PHP Basics

Achieved
Apr 17, 2017
Achievement
Getting to Know PHP

PHP Basics

Achieved
Apr 17, 2017
Achievement
Adding a New Web Page

Introduction to HTML and CSS (2016)

Achieved
Apr 17, 2017
Achievement
Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achieved
Apr 17, 2017
Achievement
HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achieved
Apr 16, 2017
Achievement
Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achieved
Apr 16, 2017
Achievement
Newbie

Achieved
Apr 16, 2017