Bijay Kumar 
When I was working on a customer data analysis project for a retail chain when I encountered a frustrating KeyError that crashed my entire script. The issue was that I was trying to access dictionary keys that didn’t always exist in the dataset. KeyError is one of the most common exceptions Python developers face when … Read more >>
I was working on a Django project for a US-based e-commerce platform where I needed to handle order statuses, payment methods, and shipping options. The challenge was managing these fixed choices in a clean, maintainable way. In this article, I’ll show you how to implement Enums as Django model choices using real-world examples. You’ll learn … Read more >>
Recently, I was working on an e-commerce project that required handling various GET parameters for filtering products, pagination, and search functionality. The challenge was efficiently extracting and processing these parameters from Django requests. Django provides several effective methods to handle GET parameters, but knowing which approach to use in different scenarios can be tricky. In … Read more >>
Recently, I was working on a project where I needed to automatically capture screenshots for monitoring a trading application. The challenge was finding the right Python library that could handle different screenshot scenarios efficiently. After testing various approaches over the years, I’ve found several reliable methods to capture screenshots in Python. Each method has its … Read more >>
I was working on a data visualization project for analyzing stock market trends when I encountered this frustrating error: “ModuleNotFoundError: No module named ‘matplotlib’“. I can tell you this is one of the most common issues developers face when working with data visualization. The issue is easy: Python cannot find the matplotlib library in your … Read more >>
Working with PDF files in Python is a common task, especially when dealing with reports, invoices, or legal documents. I’ve found the PdfFileWriter class from the PyPDF2 library to be a powerful tool for creating and modifying PDF files programmatically. In this article, I’ll walk you through practical examples of using PdfFileWriter in Python. Whether … Read more >>
I’ve often found myself needing to merge multiple PDF files into one. Python has several libraries for working with PDFs, but one of the simplest and most effective tools I use is PdfFileMerger from the PyPDF2 package. In this article, I’ll walk you through how to use PdfFileMerger in Python. I’ll share practical examples, including … Read more >>
While working with PDF files in Python, I realized how the PyPDF2 library is useful, especially its PdfFileReader class. Whether you want to extract text, read metadata, or work with pages, PdfFileReader makes it simple. Over my 10+ years as a Python developer, this tool has been invaluable whenever I needed to automate PDF processing. … Read more >>
When I started working with video processing in Python, I quickly realized that reading video frames efficiently is fundamental. Whether you’re building an application to analyze traffic camera footage in New York or creating a sports analytics tool for baseball highlights, mastering video frame extraction is key. In this tutorial, I’ll share easy methods to … Read more >>
During a Python webinar, one of my students asked me about creating a Tic Tac Toe game. After exploring more about this topic, I found a way to do it. In this tutorial, I will explain to you how to create a Tic Tac Toe Game using Pygame. What is the use of the grid … Read more >>
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