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Introduction: Docker is a powerful tool that lets you package and run applications in lightweight, portable containers. Instead of installing software directly on your system, Docker lets you run everything in isolated environments—so it’s cleaner, faster, and works the same on any machine. Whether you’re building apps, testing code, or… Continue Reading Simple Steps to Install Docker on Ubuntu

Introduction Managing multiple PHP versions is essential for developers who work on different projects requiring different PHP versions. Ubuntu provides a way to install and switch between multiple PHP versions using the APT package manager and the update-alternatives command. This guide will help you list, install, and switch between PHP… Continue Reading Managing Multiple PHP Versions on Ubuntu Using APT

Introduction: Backing up Docker containers is critical for ensuring business continuity, especially in production environments. But unlike traditional applications, Docker containers are ephemeral by design. In this guide. Step 1: First, list all running containers. docker ps -a Step 2: Use the docker export command to save the container’s entire… Continue Reading How to Take a Backup and restore of a Docker Container?

Introduction The software testing is fully automated scripts racing through apps, ticking off checklists, and delivering instant results. I discovered that manual testing is still very much alive and kicking. It’s like an artist adding the final brushstrokes to a painting automation can lay the foundation, but only a human… Continue Reading Why Manual Testing Still Matters: Real Bugs, Real Impact

Introduction Imagine this: You’re at the finish line of a large project, ready to roll out your application. The anticipation grows, then just as you’re about to press the big red button, a scary thought intrudes on your mind: what if there’s a bug hiding somewhere within your code, waiting… Continue Reading How to Avoid Bug Leakage in Production as a Developer and QA – 7 Essential Tips!

JavaScript Cookies: Set, Get, and Delete Small data files called cookies are kept in the user’s browser and are frequently used to track sessions, remember user preferences, or store temporary data. What Are Cookies? Cookies are key-value pairs that websites save in the browser. They enable websites to preserve stateful… Continue Reading JavaScript Cookies

Introduction Software development, delivering a high quality product is essential. Quality Assurance (QA) ensures and testing is its core process. Testing checks if a software application works correctly, performs well and is reliable. What is Testing? Testing is the process of checking software to find defects, ensure it meets requirements,… Continue Reading What is Testing and Why We Use Testing in QA

In JavaScript, we often need to accomplish time-consuming tasks such as retrieving information from a database or running some computations. These are called asynchronous operations, because they do not complete immediately and require some time before they are finished. A Promise enables the tasks to be carried out in an… Continue Reading Understanding Promises in JavaScript

What is RabbitMQ? RabbitMQ is an open-source message broker, which is software that allows systems, services, and applications to exchange and receive messages with one another. By acting as a messaging intermediary, it enables asynchronous and decoupled communication between various components of a system, which may be written in different… Continue Reading RabbitMQ for Developers: Message Queues in Scalable Systems