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Nir Klein

Member Since November 9, 2016

7,353

Total Points

•
2,936

Python

2936 pts
Achievements

0 pts
Forum
•
2,088

C#

2088 pts
Achievements

0 pts
Forum
•
839

Databases

839 pts
Achievements

0 pts
Forum
•
832

Java

832 pts
Achievements

0 pts
Forum
•
60

Development Tools

60 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.

75 Achievements

Achievement
Subqueries

Querying Relational Databases

Achieved
Sep 20, 2017
Achievement
Set Operations

Querying Relational Databases

Achieved
Sep 20, 2017
Achievement
Joining Table Data with SQL

Querying Relational Databases

Achieved
Sep 20, 2017
Achievement
Table Relationships

Querying Relational Databases

Achieved
Sep 17, 2017
Achievement
Database Keys

Querying Relational Databases

Achieved
Sep 17, 2017
Achievement
Database Normalization

Querying Relational Databases

Achieved
Sep 17, 2017
Achievement
Handling Errors When Manipulating Data

Modifying Data with SQL

Achieved
Sep 17, 2017
Achievement
Deleting Data from a Database

Modifying Data with SQL

Achieved
Sep 17, 2017
Achievement
Updating Data in a Database

Modifying Data with SQL

Achieved
Sep 17, 2017
Achievement
Adding Data to a Database

Modifying Data with SQL

Achieved
Sep 17, 2017
Achievement
Finding the Data You Want

SQL Basics

Achieved
Sep 17, 2017
Achievement
Getting Data from a Database

SQL Basics

Achieved
Sep 17, 2017
Achievement
Data, Databases and SQL

SQL Basics

Achieved
Sep 17, 2017
Achievement
Now You're Querying!

Querying With LINQ

Achieved
Aug 27, 2017
Achievement
Sets and Dictionaries

C# Collections

Achieved
Aug 27, 2017
Achievement
Lists

C# Collections

Achieved
Aug 27, 2017
Achievement
Arrays

C# Collections

Achieved
Aug 27, 2017
Achievement
System.Object

Intermediate C#

Achieved
Aug 27, 2017
Achievement
Data Retreiver

C# Streams and Data Processing

Achieved
Aug 24, 2017
Achievement
Serialized!

C# Streams and Data Processing

Achieved
Aug 24, 2017
Achievement
Data Parser

C# Streams and Data Processing

Achieved
Aug 24, 2017
Achievement
Data Reader

C# Streams and Data Processing

Achieved
Aug 23, 2017
Achievement
Abstraction

Intermediate C#

Achieved
Aug 23, 2017
Achievement
Polymorphism

Intermediate C#

Achieved
Aug 15, 2017
Achievement
Loops and Final Touches

C# Objects

Achieved
Aug 9, 2017
Achievement
Encapsulation with Properties

C# Objects

Achieved
Aug 9, 2017
Achievement
Encapsulation and Arrays

C# Objects

Achieved
Aug 9, 2017
Achievement
Inheritance

C# Objects

Achieved
Aug 9, 2017
Achievement
Methods

C# Objects

Achieved
Aug 7, 2017
Achievement
Object-Oriented Programming

C# Objects

Achieved
Aug 7, 2017
Achievement
Perfect

C# Basics (Retired)

Achieved
Aug 7, 2017
Achievement
Perform

C# Basics (Retired)

Achieved
Aug 6, 2017
Achievement
Console I/O

C# Basics (Retired)

Achieved
Aug 6, 2017
Achievement
Prepare and Plan

C# Basics (Retired)

Achieved
Aug 6, 2017
Achievement
Timezones

Dates and Times in Python (2014)

Achieved
Feb 18, 2017
Achievement
Math Quiz App

Dates and Times in Python (2014)

Achieved
Feb 18, 2017
Achievement
Gettin' CRUD-y With It

Using Databases in Python

Achieved
Feb 18, 2017
Achievement
Our Diary App

Using Databases in Python

Achieved
Feb 18, 2017
Achievement
Meet Peewee

Using Databases in Python

Achieved
Feb 18, 2017
Achievement
Model Administration

Django Basics

Achieved
Feb 7, 2017
Achievement
What a View

Django Basics

Achieved
Feb 6, 2017
Achievement
Dates and Times

Dates and Times in Python (2014)

Achieved
Feb 4, 2017
Achievement
Dungeon Game 2

Python Collections (2016, retired 2019)

Achieved
Feb 4, 2017
Achievement
Python Sets

Python Collections (2016, retired 2019)

Achieved
Feb 4, 2017
Achievement
Python Tuples

Python Collections (2016, retired 2019)

Achieved
Feb 4, 2017
Achievement
Python Dictionaries

Python Collections (2016, retired 2019)

Achieved
Feb 4, 2017
Achievement
Python Slices

Python Collections (2016, retired 2019)

Achieved
Feb 3, 2017
Achievement
Python Lists

Python Collections (2016, retired 2019)

Achieved
Feb 3, 2017
Achievement
Covering Your Bases

Python Testing

Achieved
Feb 3, 2017
Achievement
Be Assertive!

Python Testing

Achieved
Feb 3, 2017
Achievement
What Is Testing?

Python Testing

Achieved
Jan 31, 2017
Achievement
Python Regular Expressions

Regular Expressions in Python

Achieved
Jan 31, 2017
Achievement
Letter Game App

Python Basics (2015)

Achieved
Jan 31, 2017
Achievement
Number Game App

Python Basics (2015)

Achieved
Jan 31, 2017
Achievement
Shopping List App

Python Basics (2015)

Achieved
Jan 31, 2017
Achievement
Logic in Python

Python Basics (2015)

Achieved
Jan 31, 2017
Achievement
How to Install WordPress on Your Computer

How to Install WordPress on Your Computer

Achieved
Jan 28, 2017
Achievement
Getting Started with WordPress

Getting Started with WordPress

Achieved
Jan 28, 2017
Achievement
Say Hello to Django

Django Basics

Achieved
Jan 28, 2017
Achievement
Buggy Logs

Write Better Python

Achieved
Jan 28, 2017
Achievement
Cleaner Code

Write Better Python

Achieved
Jan 28, 2017
Achievement
Hack-n-Slash

Object-Oriented Python (retired)

Achieved
Jan 28, 2017
Achievement
Python Inheritance

Object-Oriented Python (retired)

Achieved
Jan 28, 2017
Achievement
Python Objects

Object-Oriented Python (retired)

Achieved
Jan 27, 2017
Achievement
Python Data Types

Python Basics (2015)

Achieved
Jan 27, 2017
Achievement
Python For Beginners

Python Basics (2015)

Achieved
Jan 27, 2017
Achievement
Delivering the MVP

Java Objects (Retired)

Achieved
Nov 16, 2016
Achievement
Creating the MVP

Java Objects (Retired)

Achieved
Nov 16, 2016
Achievement
Harnessing the Power of Objects

Java Objects (Retired)

Achieved
Nov 15, 2016
Achievement
Meet Objects

Java Objects (Retired)

Achieved
Nov 13, 2016
Achievement
Perfecting the Prototype

Java Basics

Achieved
Nov 13, 2016
Achievement
Using your New Tools

Java Basics

Achieved
Nov 13, 2016
Achievement
How it Works

Local Development Environments

Achieved
Nov 10, 2016
Achievement
Getting Started with Java

Java Basics

Achieved
Nov 9, 2016
Achievement
Newbie

Achieved
Nov 9, 2016