Articles that include code in some form

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Explore unusual Python features to solve the problem of determining whether an expression is properly parenthesised.

How can you find the longest substring that contains only unique characters?

Today I learned how to use the function operator.methodcaller.

Today I learned how to use the dunder method __init_subclass__ to be notified when a class is subclassed.

Today I learned how to issue user warnings like DeprecationWarnings or SyntaxWarnings.

This tutorial shows how to use a simple genetic algorithm to deduce physics formulas.

How can you find the biggest free square in a 2D map with obstacles?

This article shows how to solve the N queens problem in 20 lines of code.

Yesterday I spent the whole day tryint to patch a module global. This is what I ended up with.

This tutorial teaches how to work with the Python data structure collections.deque and provides 7 example use cases.

Learn how to find text patterns and replace them with dynamic content using regex.

This article shows how to do base conversions in Python with the built-in int, how to write integer literals in other bases, and how to do base conversions in general.

The built-in function max in Python is broken and this article explains why, drawing parallels with other programming and mathematics concepts.

This article teaches you how to use functools.partial, how it works, and when to use it, with clear examples.

This tutorial uses Pokémon to introduce readers to data science with pandas and matplotlib.

In this article I explore a common code smell related to conditionals and Boolean values and show how to fix it.

This article shows how to use the Python built-in divmod for unit conversions.

This article explains what *args means in Python and how to use it in your own functions.

In the 9th part of this series of building a Python compiler and interpreter we will add support for Boolean operators and Boolean short-circuiting.

This article explains why a user would need to use enums in their code and shows how to do it with a simple example.