the junior data scientist's first month

The Junior Data Scientist’s First Month (Video Course)

100% practical 6-week data science challenge & video course — simulating of being a junior data scientist at a true-to-life startup.

Learn SQL for Data Analysis – from scratch

Learning SQL is very useful for anyone in the online world. And it’s a definite must for Data Analysts/Scientists! Here are 8 articles to start with…

learn_python

Learn Python 3 for Data Science – from scratch

I put together a ‘Python 3 for Data Science’ tutorial series starting from the very basics. It features 9 practical articles – that covers everything you need to know!

bash_data_science_command_line

Learn Data Analytics in Bash – from scratch

Read these 7 free articles about Bash/Command Line and take your very first step to learn the basics of coding for Data Science!

coding in data science and analytics

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

As a data scientist or data analyst, sooner or later you’ll come to a point where you have to collect large amounts of data. Be it a hobby…

thoughts about data science and analytics

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

This article is all about how to make your application stand out for data science and analytics positions. I’ll show you what will catch recruiters’ eyes when sifting…

thoughts about data science and analytics

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

Hello fellow job seekers! My name is Peter. About a year ago, I was in your shoes. I wanted one of those high-paying jobs in data science and…

coding in data science and analytics

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

James Rice was a participant in my 6-week data science course (The Junior Data Scientist’s First Month). After finishing the course, he started a cool hobby project and…

coding in data science and analytics

Data Science Hobby Project: Web Scraping Book Ratings With BeautifulSoup

Tamas Ujhelyi was a participant in my 6-week data science course (the Junior Data Scientist’s First Month). After finishing the course, he started a cool hobby project and…

coding in data science and analytics

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

In this article, I want to quickly show you how websites collect data. It’s important to know this for two reasons: If you are a website visitor, it’s…

coding in data science and analytics

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

In this article, I’ll answer a question that frequently comes up in my online courses, which is: How do you upload a dataset (e.g. csv, txt or tsv…

thoughts about data science and analytics

Data Science related Youtube Channels you should follow

When it comes to learning data science, there are many, many resources around the internet. Many articles, many online courses, many Youtube channels, and so on… You have…

thoughts about data science and analytics

How to Find a Data Science Mentor

Finding a data science mentor is tricky… Well, finding a mentor for any profession is tricky! You know, the best minds that you would love to learn from…

thoughts about data science and analytics

Is R Required for Data Science? (my opinion)

There are three popular languages for data scientists: SQL, Python and R. I create a lot of tutorials about SQL and Python on my blog… But I never…

thoughts about data science and analytics

What Machine Learning Algorithms Should You Learn First? (with examples)

I get way too many questions from aspiring data scientists regarding machine learning. Like what parts of machine learning they should learn more about to get a job….

thoughts about data science and analytics

The Most Important Soft Skills for a Data Scientist

I’ve talked a lot already about the three primary skills you need to know for data science: coding, statistics and business thinking… But it’s worth listing those secondary…

thoughts about data science and analytics

Domain Knowledge in a Specific Field: Is it Important for a Data Scientist?

Is it important for data scientists to have domain knowledge in a specific field? In this article, I’ll answer this question. As you might have heard from me…

thoughts about data science and analytics

BIG DATA: Should you learn about it to get a junior data scientist position?

A question that I get often is this: “Should an aspiring data scientist learn more about big data (e.g. Apache Hadoop or Spark) to get a job?” I’ll…

thoughts about data science and analytics

What Does a Data Scientist’s Day Look Like?

In this article, I’ll answer a frequently asked question – which is: “What does a data scientist’s day look like?” This article is available in video and podcast…

statistics in data science and analytics

Expected Value (Formula, Explanation, Everyday Usage and a Game)

Why are people losing at the casinos? Why shouldn’t you buy a lottery ticket? How do you account for uncertainty when you invest a smaller or bigger amount…

coding in data science and analytics

Data Science Hobby Project Example: Twitter Data Analysis With JavaScript

Tomi Gelo was one of the first participants in my 6-week data science course (the Junior Data Scientist’s First Month). Since then, he has done some pretty cool…

thoughts about data science and analytics

Data Science & Freelancing – an Honest Opinion (with Concrete Tips)

One of the most common questions I get from aspiring/junior data scientists is this: Is it possible to get freelance gigs and jobs as a junior data scientist?…

coding in data science and analytics

Sublime Text 3 Intro (+ How to Connect Sublime to a Remote Server)

I’ve written about the importance of scripting in data science. But I’ve realized that I’ve never introduced my favorite script editor. It’s Sublime Text 3! In this article,…

coding in data science and analytics

Pandas tutorial 5: Scatter plot with pandas and matplotlib

Scatter plots are frequently used in data science and machine learning projects. In this pandas tutorial, I’ll show you two simple methods to plot one. Both solutions will…