Simple Ways to Learn How to Check If Number Is Odd or Even in Python If you’re starting with Python, understanding how to check if number is odd or even Python is one of the simplest yet most useful exercises to strengthen your basics. johnusa 14 Oct 2025 · 1 min read
Install MariaDB Ubuntu – Step-by-Step Installation Guide MariaDB is a popular open-source relational database system, often used as an alternative to MySQL. It is known for its performance, security, and compatibility. If you are working on Ubuntu johnusa 13 Oct 2025 · 1 min read
How to Check if Number is Odd or Even Python – Simple Guide Learn how to check if number is odd or even python using basic conditions and the modulus operator. Understand simple logic and examples for better coding practice. When working with johnusa 13 Oct 2025 · 1 min read
Efficient Docker Cleanup with docker system prune Command Keep your Docker environment optimized using the docker system prune command. This step-by-step guide explains how to remove unused containers, networks, and images safely. Save disk space, improve performance, and johnusa 10 Oct 2025 · 1 min read
Master Vector and Matrix Magnitudes with np linalg norm in Python Learn how to compute vector and matrix magnitudes efficiently using np linalg norm in Python. This detailed guide explains the use of NumPy’s linear algebra functions for data analysis, johnusa 10 Oct 2025 · 1 min read
Python Get Filename from Path: Simple Methods Explained Learn how to use Python get filename from path with built-in functions. This guide shows practical ways to extract filenames using os and pathlib. Visit: https://medium.com/@johnusa4567/python-get-filename-from-path-simple-methods-explained-a5ea7623b38c? johnusa 4 Oct 2025 · 1 min read
Renaming DataFrame Columns with pandas rename Discover how to pandas rename columns (or index labels) using pandas’ rename()method. Pass a mapping dict or function, use columns={…}or index={…}, and optionally set inplace=True to modify johnusa 2 Oct 2025 · 1 min read
Easy Tutorial on Python Capitalize First Letter Explore how to use python capitalize first letter to format strings effectively. This simple yet powerful function enhances text readability in Python applications. Learn step-by-step with examples to improve your johnusa 30 Sep 2025 · 1 min read
Master Data Export with pandas to_excel Learn how to use pandas to_excel for exporting DataFrames into Excel files effortlessly. This guide helps Python developers streamline data handling and reporting tasks. With pandas to_excel, saving johnusa 30 Sep 2025 · 1 min read
How to Get Index of Element in List Python with Examples Learn how to get index of element in list Python using the built-in index() method. Understand syntax, parameters, and practical examples for better coding. Visit: https://www.tumblr.com/johnusa4567/ johnusa 17 Sep 2025 · 1 min read
toLowerCase JavaScript Method Explained with Practical Examples Learn how to use the tolowercase js method to convert strings into lowercase. Understand its syntax, usage, and real-world examples for efficient coding. Visit: https://www.bloglovin.com/@john2945/tolowercase-javascript-method-explained-with-13798167 johnusa 17 Sep 2025 · 1 min read
JavaScript forEach – Simplify Array Iteration Make coding cleaner with JavaScript forEach. This method lets you loop through arrays effortlessly and perform actions on each element without using traditional loops. Perfect for beginners and professionals aiming johnusa 11 Sep 2025 · 1 min read
Prime Number Program in Java – Step-by-Step Guide Learning how to write a prime number program in Java is an important milestone for beginners and a common coding interview question. A prime number is a natural number greater johnusa 9 Sep 2025 · 1 min read
Simple Way to Check Palindrome in JavaScript Understanding how to check a palindrome in JavaScript is a useful skill for coding beginners and interview preparation. A palindrome is a string that reads the same backward and forward, johnusa 9 Sep 2025 · 1 min read
Master Python Combine Two Lists with Simple Methods Learn how to easily merge lists using the Python combine two lists guide. Explore step-by-step examples with operators, functions, and list methods. Perfect for beginners to enhance coding skills. Read johnusa 6 Sep 2025 · 1 min read
Learn Leap Year Program in Python with Easy Examples Discover how to write a leap year program in Python with simple logic and code examples. Perfect for beginners who want to strengthen programming basics. johnusa 6 Sep 2025 · 1 min read
Learn Factorial in Python with Easy Examples Master the concept of factorial in Python with simple coding examples. This guide explains how to calculate factorials using loops and recursion, making it easy for beginners and advanced learners. johnusa 30 Aug 2025 · 1 min read
Visual Guide to pandas sort values in DataFrames Elevate your data game with this bold infographic showcasing pandas sort values techniques from Vultr Docs (updated December 27, 2024) Vultr Docs. Learn how to sort by a single column— johnusa 27 Aug 2025 · 1 min read
