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Data Science Tutorials

Coding a Decision Tree in Python Using Scikit-learn, Part #2: Classification Trees and Gini Impurity

Tamas Ujhelyi February 16, 2022

Regression Tree in Python Using Scikit-learn (Code Your Decision Tree Part #1)

Tamas Ujhelyi February 1, 2022

Polynomial Regression in Python using scikit-learn (with a practical example)

Tamas Ujhelyi November 16, 2021

Beautiful Soup Tutorial 4. – Saving Scraped Data to a CSV File, then Analyzing it with Pandas

Tamas Ujhelyi September 14, 2021

What Makes a Good Metric?

Andrea Sipos August 16, 2021

Introduction to the R Programming Language – Basic Concepts for Beginners

Joachim Schork July 20, 2021

How to Use Jupyter Notebook (Basics for Beginners + Best Practices)

Tomi Mester July 12, 2021

Beautiful Soup Tutorial 3. – Scraping 1,000+ product pages and various data points

Tamas Ujhelyi July 7, 2021

Data Visualization and Data Analysis in Python — using the OkCupid dataset (Part 2)

Amy Birdee June 21, 2021

Negotiating the data science job salary. Should you do that? How do you do that?

Peter Scobas June 10, 2021

Data Cleaning and Exploratory Data Analysis Using the OkCupid Dataset (Part 1)

Amy Birdee May 31, 2021

Junior Data Scientist Job Interview Questions (and How to Answer Them)

Peter Scobas May 10, 2021

Beautiful Soup Tutorial 2. – How to Scrape Multiple Web Pages

Tamas Ujhelyi April 26, 2021

18 Things You’ll Learn about Data Science Only on the Job

Tomi Mester April 19, 2021

How to Apply for a Data Science Job and How to Prepare for Interviews

Peter Scobas April 12, 2021

Beautiful Soup Tutorial 1. – An Introduction to Web Scraping with Python

Tamas Ujhelyi March 29, 2021

Before you apply for a data science position… (resume, cover letter, website, GitHub help)

Peter Scobas March 15, 2021

How to Get a Job in Data Science and Analytics (episode #1)

Peter Scobas March 15, 2021

Winning the Kevin Bacon Game with SQL: Data Science Hobby Project Example

James Rice February 16, 2021

Data Science Hobby Project: Web Scraping Book Ratings With BeautifulSoup

Tamas Ujhelyi January 26, 2021

How Data Collection Works on Websites (JavaScript tracking on front end + apache2 log on back end)

Tomi Mester December 7, 2020

How to Upload your Dataset to a Server (Using the Command Line or Jupyter)

Tomi Mester November 22, 2020

Data Science related Youtube Channels you should follow

Tomi Mester November 20, 2020

How to Find a Data Science Mentor

Tomi Mester October 28, 2020