In this tutorial, I will help you learn how to check if a string represents a number with a decimal in Python. As a data scientist working with US census data, I recently faced an issue where I needed to validate if a string input was a valid decimal number. After researching various methods, I … Read more >>
In this tutorial, I will explain how to check if a string starts with a specific substring in Python. As a Python developer, I recently faced a real-world issue where I needed to validate user input to ensure it followed a specific format. One of the requirements was to check if the input string started … Read more >>
As a developer working on a project for one of my New York clients, I recently encountered a situation where I needed to remove specific elements from a list based on their indices. In this tutorial, I will explain how to remove an element from a list by index in Python, and I will share … Read more >>
In Python, a tuple is a way to store a group of items together like a list, but you can’t change it once it’s created. Sometimes, you might get your data as a string that looks like a tuple. But to use it as a real tuple in Python, you need to convert it first. … Read more >>
While working on a project that involved analyzing customer feedback, I had to extract specific parts of text strings. The challenge was simple: I needed only the first few characters from each customer’s comment. But as I explored further, I realized Python string slicing could do so much more. If you are new to Python, … Read more >>
When I build small reporting scripts, I often need a quick answer to one question: “Does at least one record need attention?” For example, a sales report may contain hundreds of orders, but I only need to know whether any order has a missing customer email or an amount above an approval limit. That is … Read more >>
When I build small Python automation scripts, I often need to inspect values at the binary level. This happens when I work with permission flags, device status codes, color values, or compact settings stored as a single number. A decimal value like 13 is easy to read, but 0b1101 shows exactly which individual bits are switched on. Python makes … Read more >>
A few years ago, I worked on a small signal-analysis script for a Chicago engineering team. The input data included values such as 12+5j, and the script needed to calculate magnitudes, phase angles, and combined signals. Regular integers and floats were not enough. That is where Python’s built-in complex() function becomes useful. It creates complex … Read more >>
In this tutorial, I will explain how to use the Python Pass function. Someone asked me this question during a Python webinar and I explored about pass function and decided to write this article. Let us learn more about this topic today. Pass Function in Python The pass statement in Python is a placeholder that … Read more >>
As a developer working on numerous projects for clients across the USA, I came across a situation where I needed to validate whether a given string followed the GUID format. Python provides several ways to accomplish this and in this article, we will explore how to check if a string is a GUID in Python … Read more >>