Why Python is the Best Data Science Language (in 2023)

An image suggesting that Python is the best data science language.

The first question that aspiring data scientists ask me is “what is the best data science language … which should I learn.” And almost always, this is framed as a decision between R and Python. If you’re wondering which language you should learn first … And especially if you’re interested in artificial intelligence. Then keep … Read more

Numpy Transpose, Explained

An image that shows how Numpy transpose restructures the axes of a Numpy array.

In this tutorial, I’ll show you how to use the Numpy transpose function. I’ll explain what the function does, how the syntax works, and I’ll show you step-by-step examples of how to use it. If you need something specific, you can just click on any of the following links. Table of Contents: Introduction Syntax Examples … Read more

Numpy Min, Explained

An image that shows how Numpy min identifies the minimum values of a Numpy array.

This tutorial will show you how to use the Numpy min function (AKA, np.min). It explains what the function does at a high level, explains the syntax, and shows clear, step-by-step examples of how to use np.min. If you need anything specific, you can click any of the links below? Table of Contents: Introduction Syntax … Read more

Numpy Savez, Explained

An image that shows how Numpy savez saves multiple Numpy arrays to a single .npz file.

This tutorial will show you how to save multiple Numpy datasets in a single .npz file with Numpy savez. It explains what the np.savez does, explains the syntax, and shows step-by-step examples of how to use Numpy savez. If you need something specific, just click on any of the following links. Table of Contents: Introduction … Read more

Numpy Loadtxt, Explained

An image that shows how Numpy loadtxt loads stored text date into a Numpy array.

This tutorial will show you how to use Numpy loadtxt to load numeric data stored in a text file into a Numpy array. The tutorial explains what the function does, explains the syntax, and shows step-by-step examples of how to use np.loadtxt. If you need something specific, you can click on any of the following … Read more

How to Make a Seaborn Lineplot

An image that shows a simple line chart made in Python with Seaborn.

In this tutorial, I’ll show you how to create a Seaborn lineplot with the Seaborn Objects interface. So this tutorial will show you the syntax for building a lineplot with the Seaborn objects system, and it will show you step-by-step examples. If you need something specific, just click on any of the links below. Each … Read more

A Quick Introduction to the Seaborn Objects System

An image that shows the high-level syntax of the Seaborn Objects data visualization system.

Have you ever been frustrated with data visualization in Python? Matplotlib – as powerful as it is – has a very clumsy syntax. It’s hard to use. Plotly is OK, but still feels complicated for more advanced visualizations. Personally, I’ve been frustrated with the data visualization options in Python, and I’ve been waiting for a … Read more