Blog

Python is dynamically typed, and that's a big part of why it's pleasant to write. You don't declare types, you just use values. The downside shows up

For most of Python's history, an exception meant exactly one error. That model breaks down in a few situations that are increasingly common: three co

Python's built-in exceptions cover a lot of ground. ValueError, KeyError, TypeError, and OSError describe most low-level failures well. But o

A URL shortener looks like a weekend toy: take a long URL, hand back a short code, redirect when someone visits it. But once you think about it for m

Tabs are a tidy way to put several related panels of content in the same space: product descriptions and reviews, code samples in different languages

Every length in CSS comes with a unit, and the one you pick decides how that length behaves when things change. Will this padding grow when the user