Latest From Coding Challenges

Django is a popular Python framework for building web applications. Test your knowledge of models by improving the Django application in this code challenge.

This coding challenge tests your knowledge on responsiveness and creating interactive websites. Take a stab at the tasks in this challenge!

For this code challenge, you are provided with a website that has a vulnerability. Can you fix it?

Test your understanding of HTML & CSS by completing the tasks in this code challenge.

In a street with colored houses, you want to take a picture containing the most houses, but without any duplicate colors. Can you solve this problem involving unique values?

State management is a method of controlling communication between different parts of state and their usage, including React components. Test your knowledge on state management by improving the React app in this code challenge.

Django is a popular Python framework for building web applications. Test your Django knowledge by improving the search filter application in this tiny interview.

Vue is a popular JavaScript library for building frontend applications and user interfaces. It builds on HTML, CSS and JavaScript and employs a declarative model for building components. Test your Vue knowledge by improving the counter application in this code challenge.

Unit tests ideally test a small unit (or rather, amount) of code. For this code challenge, we have created 20 bad functions, write testcases to break them all!

In this code challenge, the provided function works but is very slow on larger inputs. Can you make it faster?