John Usa

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About John Usa

Working on GPU-accelerated projects requires keeping your CUDA toolkit and driver versions aligned. For CUDA 12.8, a minimum driver version on Linux is essential to ensure compatibility and smooth performance. Without the proper driver, you may face installation issues or reduced GPU efficiency. This guide walks you through installing the NVIDIA CUDA toolkit on Ubuntu 22.04, from updating system packages to setting up the right driver. By following the documented steps, you can prepare your environment for deep learning, AI workloads, and other compute-intensive applications. The instructions also highlight how to verify the installation and configure environment variables correctly. With CUDA 12.8 installed and the required driver in place, your Linux system will be ready to leverage GPU acceleration for maximum performance.

Count Vowels in a String Python Program Example

John Usa11 Nov, 2025Technology

Learn how to count vowels in a string Python program efficiently. This guide explains the logic, code, and output to identify each vowel occurrence. Understand character iteration and string processing to improve your Python programming skills through this simple and practical example.

Write a Program to Find the Largest of Three Numbers in Python – Step-by-Step Example

John Usa01 Nov, 2025Technology

Learn how to write a program to find the largest of three numbers in Python using simple conditional logic. Understand the concept with a clear and easy explanation. Learning to write a program to find the largest of three numbers in Python is one of the most common beginner exercises. It helps new programmers understand how comparison and conditional statements work together to produce meaningful results.

Multiplication Table in Python – Simple Program Example Explained

John Usa01 Nov, 2025Technology

Learn how to create a multiplication table in Python using loops. Understand the logic, structure, and code flow behind generating a multiplication table for any number in Python. Creating a multiplication table in Python is one of the best ways to understand how loops and repetition work in programming. This simple exercise helps beginners strengthen their basics in Python by using variables, loops, and formatted output.

Install MariaDB Ubuntu – Step-by-Step Installation Guide

John Usa14 Oct, 2025Technology

Learn how to install mariadb ubuntu easily using terminal commands. Follow this step-by-step guide to set up and configure MariaDB efficiently on your Ubuntu system. 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 and want to set up a database for your project, learning how to install MariaDB Ubuntu is a simple and effective process.

Using DataFrame.rename() in pipandas to Rename Columns & Index

John Usa14 Oct, 2025Technology

The rename() method in pandas provides a flexible way to rename columns pandas or index labels via a mapping dictionary or function. You can one or multiple columns,indices, and even in place using inplace=True. This method is essential for data cleaning and formatting workflows.

Understanding power in java with Math.pow method

John Usa23 Sep, 2025Technology

Working with exponents is a common requirement in programming, especially in mathematical calculations, data analysis, and algorithms. To handle this easily, Java provides the Math.pow() method, which is widely used to calculate power in java. This built-in method helps developers perform exponentiation without writing custom logic.

Install CUDA 12.8 on Linux with the Right Driver Version

John Usa23 Sep, 2025Technology

js foreach method explained with examples

John Usa23 Sep, 2025Other

Working with arrays is a routine task for JavaScript developers, and looping through them is often required. The js foreach method is one of the simplest ways to handle array iteration. It allows you to run a function once for every element in the array, making code shorter and easier to follow. Understand how js foreach works in arrays. Learn syntax, practical examples, and common use cases to make your JavaScript code easier to manage.

How to Install Docker Debian 12 – Step-by-Step Guide

John Usa16 Jul, 2025Technology

Learn how to install Docker Debian 12 with this simple and clear tutorial. Whether you're setting up a development environment or deploying containers, this guide walks you through every step. Perfect for beginners and pros alike. Master the process of installing Docker on your Debian system effortlessly.

Master Bash If Else Statements – Simple Bash Scripting Guide

John Usa16 Jul, 2025Technology

Unlock the power of conditional scripting with this easy-to-follow guide on using bash if else statements. Learn how to make decisions in your scripts and automate tasks efficiently on Linux. This tutorial breaks down the syntax and provides practical examples for real-world use. Start mastering bash if else today!