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CodeSamplez.com

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You are here: Home / Archives for Rana Ahsan

Articles Written By Rana Md Ali Ahsan

Java Concurrency Basics: Threads, Executors, and Thread Pools

Updated September 9, 2025 by Rana Ahsan Leave a Comment ⏰ 12 minutes

Java Concurrency Basics

Master Java concurrency with this complete beginner’s guide covering threads, executors, and thread pools. Learn to build lightning-fast, responsive applications that handle real-world demands. From basic thread creation to advanced synchronization techniques, discover the secrets of professional concurrent programming with practical examples and expert insights.

How to Create a Python CLI Tool: Step-by-Step Guide

Updated July 24, 2025 by Rana Ahsan Leave a Comment ⏰ 9 minutes

Python CLI Tool

Learn how to create a CLI with Python in this beginner-friendly guide! From setting up your environment to building commands with click, I’ll walk you through the process step by step. Automate tasks, package your tool, and feel like a coding wizard—no prior experience needed. Let’s make coding fun and practical! 🚀

Message Queue Comparison – Kafka vs RabbitMQ vs SQS/SNS

Updated August 18, 2025 by Rana Ahsan Leave a Comment ⏰ 6 minutes

message queue comparison

Choosing the wrong messaging system can cripple your distributed architecture. This comprehensive guide compares Kafka, RabbitMQ, Amazon SQS, and SNS – examining their strengths, performance characteristics, and ideal use-cases. Discover which messaging platform perfectly matches your scalability needs and technical requirements. Make the right choice from the start.

Python Version Manager: Guide To Multiple Python Versions

Updated July 25, 2025 by Rana Ahsan Leave a Comment ⏰ 7 minutes

python version manager guide

Discover the art of Python Version Management with PyEnv! This guide walks you through installing, using, and troubleshooting PyEnv, ensuring you manage Python versions like a pro. From my own coding adventures, I share the tips and tricks that’ll make version management a breeze for any beginner.

Python Virtual Environment: A Beginner’s Step By Step Guide

Updated July 17, 2025 by Rana Ahsan Leave a Comment ⏰ 7 minutes

Beginner's Guide To Python Virtual Environment

Python virtual environments are a lifesaver for managing project dependencies without conflicts. Think of them as a private workspace for each project, keeping your code clean and organized. In this beginner-friendly guide, you’ll learn why they’re essential, how to set them up, and tips to avoid common pitfalls. Let’s dive in!

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