Having data is only half the battle. How do you know your data actually means something? With some simple Python code, you can quickly check if differences in data are actually significant. In ...

A/B testing (split testing) is the process of setting up two versions of one page, and testing which page outperforms the other. Here's how to do it right. Did you know that you can test certain ...

Improve your Python testing even more. In my last two articles, I introduced pytest, a library for testing Python code (see "Testing Your Code with Python's pytest" Part I and Part II). pytest has ...

In today’s fast-paced digital landscape, where user expectations are constantly evolving and competition is only a click away, building successful products is no longer about guesswork or intuition—it ...

Whether you’re building a chip or an airplane, you need to measure the effectiveness of the product at each step of the manufacturing process, much like you do with developing software. Flojoy, an ...