Python is one of the most widely used programming languages. It’s getting a lot of popularity these days because of so many Python frameworks in IoT, Machine Learning, Deep Learning, and Artificial Intelligent space.
These Python Tutorials will help you in getting mastery over the Python Programming. The tips and tricks shared by us will enable you to write pythonic code with high performance, reusability, readability, and maintainability.
My database was choking under the weight of repeated queries for user sessions. Every time a user logged in, the app hit PostgreSQL with the same fetch request, slowing things down for everyone. I needed an in-memory layer between my…
I needed to build an inventory optimization system for a warehouse client last year. The problem was classic: too much working capital tied up in stock, but not enough safety buffer to handle demand spikes. I ended up using a…
I ran into this problem when I had a list of user records with some missing fields, and I needed to extract only the valid ones before processing. Writing a loop felt verbose for something this simple. That’s when I…
I ran into this problem during a data migration when a colleague handed me a CSV full of product codes like “SKU-4829-A” and “ORD-1034-B” — and I needed to pull out just the numbers for validation. Manual extraction was not…
I ran into this problem when an e-commerce client asked why their best customers kept disappearing after month two. The obvious metrics told us nothing. What we needed was a way to watch user behavior unfold over time, which is…
I keep coming back to CSV files whenever I need to move data between systems. They are the simplest way to represent tabular data as plain text, and every system from databases to spreadsheets can read them. If you have…
I first played Flappy Bird on my phone and immediately wanted to build it myself. The original game is deceptively simple – tap to flap, avoid pipes, rack up a score. But once I started building it with Python and…
I’ve parsed more text files than I can count over the years – logs, configs, CSV exports, API responses saved to disk. The job is always the same: open the file, read the content, turn raw text into something my…
Python classes are the foundation of every non-trivial program. After years of using them daily, I have a good sense of what actually helps someone grasp this material quickly and what just confuses people. This guide is the article I…
I have seen the knapsack problem show up in quite a few technical interviews. It is one of those problems that feels tricky at first but becomes much clearer once you see the recursive pattern underneath. In this tutorial, I…