Posts

Understanding Maven: More Than Just Terminal Commands

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  Understanding Maven: More Than Just Terminal Commands As Java developers, many of us use Maven daily for managing our projects, running tests, and building applications. But how many of us truly understand what Maven is , where it came from , or why it’s still the most popular library management and build tool for Java developers? In this blog, we’ll go beyond just typing mvn clean install in the terminal. We’ll explore the origins of Maven , how it came to dominate the Java ecosystem, and dive into the multiple stages that define a Maven project lifecycle. By the end of this post, you’ll understand why Maven is so loved and still relevant today, even as other tools like Gradle have entered the scene. What is Maven? Maven is a build automation tool that was originally developed by the Apache Software Foundation in 2002. It was designed to simplify the complex task of building and managing Java-based projects. The word “Maven” itself means accumulator of knowledge , ...

Mastering SQL Functions: A Beginner-to-Expert Guide

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  Mastering SQL Functions: A Beginner-to-Expert Guide In this blog, we’ll explore the most crucial SQL functions and concepts, breaking down each one with simple examples to ensure readers of all experience levels can grasp the material. By the end, you’ll have a solid understanding of functions like GROUP BY , DISTINCT , COUNT , and how different types of JOIN s work, all explained in layman's terms with relatable examples. 1. GROUP BY : Grouping Data by Columns The GROUP BY clause is used when you want to group rows that have the same values in specified columns into aggregated results. When to Use: Use GROUP BY when you want to aggregate data by a particular column, such as summarizing sales per month or counting employees in each department. Example: Imagine you have a table Employees : You want to count how many employees work in each department. Here’s how you can do that: SELECT Department, COUNT(EmpID) AS EmployeeCount FROM Employees GROUP BY Department; Ou...

Building a Mock API Framework in Java Using Spring Boot

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 In modern application ecosystems, integrating with external APIs has become a common necessity. Mocking these third-party APIs enables development and testing without relying on the availability or stability of these services. This guide will walk you through creating a powerful, flexible mock API framework in Java using Spring Boot, from the basics of static and dynamic mocks to building endpoints that can be easily configured and deployed. Repo : https://github.com/PurnimaSharmaSDET/mockFramework We’ll also explore: How to deploy and configure your mock service on a host server Key features like static response support and callback handling An overview of popular alternatives like DuckRails By the end of this guide, you’ll be equipped to build and deploy a mock API framework that can be tailored to the specific needs of any application. 1. Understanding Static vs. Dynamic Mocks Before diving into the code, let’s cover the difference between static and dynamic mocks: ...

WebDriver Deep Dive: A Comprehensive Guide to Web and Mobile Test Automation

Table of Contents Introduction to WebDriver Web Automation with Selenium WebDriver Mobile Automation with Appium Cloud Integration with Device Farms Advanced Concepts and Best Practices Common Interview Questions and Answers 1. Introduction to WebDriver WebDriver is a powerful interface that provides a platform and language-neutral wire protocol for controlling web browsers and mobile applications. It’s the foundation for popular automation frameworks like Selenium and Appium. The WebDriver Interface public interface WebDriver extends SearchContext { void get ( String url ) ; String getCurrentUrl () ; String getTitle () ; List<WebElement> findElements ( By by ) ; WebElement findElement ( By by ) ; void close () ; void quit () ; // ... other methods } 2. Web Automation with Selenium WebDriver Setting Up WebDriver for Different Browsers public class WebDriverSetup { // Chrome Setup public WebDriver getChromeDriver () { ...