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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 >>
Recently, I was working on a project that required predicting housing prices in the US market. After exploring various options, I decided to use an artificial neural network built with TensorFlow. The problem was, I wasn’t sure where to start. TensorFlow offers numerous options, which can be overwhelming for beginners. In this article, I’ll walk … Read more >>
Recently, I was working on a data science project where I needed to transform a flat array into a multi-dimensional structure for matrix operations. The issue is, reshaping arrays manually can be tedious and error-prone. So we need NumPy’s useful reshaping capabilities. In this article, I’ll cover several simple ways you can use to reshape … Read more >>
Recently, while working on a natural language processing project, I needed to count word frequencies in a large text corpus. The issue was, I needed to initialize a dictionary with zero values for all potential words before counting. Python dictionaries are perfect for this task, but there’s no single built-in method to initialize all keys … Read more >>
Recently, I worked on a data analysis project for a US retail chain, where I needed to process thousands of sales records. The dates were stored as strings in various formats, which made analysis nearly impossible without proper conversion. The issue is that Python can’t directly perform date calculations on string representations of dates. We … Read more >>
Recently, I was working on a data analysis project where I needed to process mathematical formulas stored as strings in a CSV file. The challenge was clear – I needed to convert these string representations into actual mathematical expressions that Python could evaluate. Python offers several ways to accomplish this task. In this article, I’ll … Read more >>
When working with unique identifiers in Python, I often need to convert strings to UUID objects. This conversion is crucial for database operations, API development, and ensuring data integrity in applications. In this article, I’ll show you multiple ways to convert a string to a UUID in Python, based on my decade of experience working … Read more >>
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