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Coding in Data Science and Analytics

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

This article is about dating and data science! Please welcome our guest author, Amy Birdee, who has done multiple data science hobby projects recently and built a truly…

coding in data science and analytics

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

Scraping one web page is fun, but scraping more web pages is more fun. In this tutorial you’ll learn how to do just that; along the way you’ll…

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…

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 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

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…

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…

coding in data science and analytics

How to Run a Python Script (Step by Step Tutorial, with Example)

In this tutorial, you’ll learn how to run a Python script. And it’s quite essential. When working on data science projects, you’ll write Python code all the time……

thoughts about data science and analytics

Learning Data Science – 4 untold truths

Did you flirt with the idea of learning data science? You are not alone. This has been a really hot topic in the last few years and it…

thoughts about data science and analytics

How to be a more productive Data Scientist? Don’t do more, do it smarter!

A few years ago, I put a lot of work into a hobby project of mine: a self-learning Python chatbot that learns like a newborn baby. It was…

coding in data science and analytics

Pandas Tutorial 3: Important Data Formatting Methods (merge, sort, reset_index, fillna)

This is the third episode of my pandas tutorial series. In this one I’ll show you four data formatting methods that you might use a lot in data…

coding in data science and analytics

Pandas Tutorial 1: Pandas Basics (Reading Data Files, DataFrames, Data Selection)

Pandas is one of the most popular Python libraries for Data Science and Analytics. I like to say it’s the “SQL of Python.” Why? Because pandas helps you…

coding in data science and analytics

Python libraries and packages for Data Scientists (the 5 most important ones)

Did you know that Python wasn’t originally built for Data Science? And yet today it’s one of the best languages for statistics, machine learning, and predictive analytics as…

coding in data science and analytics

Python Import Statement and the Most Important Built-in Modules for Data Scientists

So far we have worked with the most essential concepts of Python: variables, data structures, built-in functions and methods, for loops, and if statements. These are all parts…

coding in data science and analytics

Python Syntax Essentials and Best Practices

In my Python workshops and online courses I see that one of the trickiest things for newcomers is the syntax itself. It’s very strict and many things might…

coding in data science and analytics

Python For Loops and If Statements Combined (Python for Data Science Basics #6)

Last time I wrote about Python For Loops and If Statements. Today we will talk about how to combine them. In this article, I’ll show you – through a…

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!

coding in data science and analytics

Python For Loops Explained (Python for Data Science Basics #5)

Remember that I told you last time that Python if statements are similar to how our brain processes conditions in our everyday life? That’s true for for loops…

coding in data science and analytics

Python If Statements Explained (Python for Data Science Basics #4)

We use if statements in our everyday life all the time – even if our everyday life is not written in Python. If the light is green then…

coding in data science and analytics

Python Built-in Functions and Methods (Python for Data Science Basics #3)

It’s fair to say that using functions is the biggest advantage of Python. Or at least you will use them a lot during your Data Science projects! This…