Archive - The Polymath Dev

Solution to Challenge #4

The crux of any web application is 3 layers:

Mar 19 • Lakshmi Narasimhan

November 2024

Challenge #4: Build a URL Shortener

Your task this week is a classic interview question :D.

Nov 11, 2024 • Lakshmi Narasimhan

Solution to Challenge #3

The code for this can be found in this repo: https://github.com/The-Polymath-dev/3-basic-auth.

Nov 11, 2024 • Lakshmi Narasimhan

Challenge #3: Implement Basic Authentication with MySQL

In this challenge, your task is to build a simple authentication system using Python (or your preferred language) and MySQL.

Nov 2, 2024 • Lakshmi Narasimhan

Solution to Challenge #2

First, let’s take a look at what is the Open/Closed principle in OOP.

Nov 2, 2024 • Lakshmi Narasimhan

October 2024

Challenge #2: Extend Functionality Without Modifying Existing Code

You have a Shape class with a calculate_area method that calculates the area of different shapes (e.g., circle, rectangle).

Oct 28, 2024 • Lakshmi Narasimhan

Solution to Challenge #1

Ok, let’s start with a naive approach.

Oct 28, 2024 • Lakshmi Narasimhan

Challenge #1: Implement a LRU Cache

An LRU (Least Recently Used) cache is a type of data structure that stores a limited number of items.

Oct 13, 2024 • Lakshmi Narasimhan

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