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Java Objects.requireNonNull() Example

This article explains Java's Objects.requireNonNull(). It details its use in validating method parameters, improving code readability and robustness via defensive programming, and handling null values by throwing NullPointerExceptions with customiza

Mar 07, 2025 pm 06:07 PM

Serverless JavaScript: Building Scalable APIs with AWS Lambda

This article explores building scalable JavaScript APIs using AWS Lambda. It details Lambda's features, advantages over traditional servers (scalability, cost-effectiveness, reduced overhead), and best practices for error handling, logging, and API

Mar 07, 2025 pm 06:07 PM

BDD with Cucumber: A Practical Guide

This guide explains Behavior-Driven Development (BDD) using Cucumber. It covers benefits like improved collaboration and early bug detection, best practices for structuring features and scenarios, and common pitfalls to avoid for successful BDD imp

Mar 07, 2025 pm 06:06 PM

Mockito Spy: Mocking a Method in the Same Class Example

This article demonstrates using Mockito spies to isolate and test individual methods within a class. It contrasts spies with mocks, highlighting the advantages of spies in testing interactions with real implementations, but also warning of potential

Mar 07, 2025 pm 06:05 PM

Public Class Must Be Declared in a Matching File – Java Error Resolved

This article addresses the Java error "public class must be declared in a matching file." It explains that this error occurs when a public class's name doesn't match its filename. Common causes include typos, inconsistent naming, multiple

Mar 07, 2025 pm 06:05 PM

Clean Code Principles: Writing Maintainable and Scalable Software

This article advocates for clean code principles to improve software maintainability and scalability. It emphasizes meaningful names, small focused functions, minimized dependencies, and effective commenting. Tools like linters, static analyzers, a

Mar 07, 2025 pm 06:04 PM

AI in Software Testing: Tools, Trends, and Future

This article examines AI's expanding role in software testing. It discusses AI-powered tools like Testim.io and Mabl, highlighting their automation capabilities and benefits. The article also explores the future impact of AI on testing, including i

Mar 07, 2025 pm 06:03 PM

What is an LLM Agent

This article introduces LLM agents, software programs using large language models to autonomously achieve goals. It details their capabilities (planning, information retrieval, decision-making, action execution, learning), building steps, and limita

Mar 07, 2025 pm 06:03 PM

Java Exception With Null Message Handling

This article addresses the challenge of debugging Java exceptions with null messages. The core issue is that these exceptions lack informative messages, hindering debugging. The solution involves analyzing stack traces, utilizing debuggers and logg

Mar 07, 2025 pm 06:02 PM

Blockchain Development with Java: Building Smart Contracts and DApps

This article explores Java's viability for blockchain development, focusing on smart contract and DApp creation. While not the most common language, Java's strong typing, extensive libraries, and large community offer advantages, particularly for se

Mar 07, 2025 pm 06:01 PM

GraalVM vs. JVM: Is Native Image the Future of Java Applications?

This article explores GraalVM Native Image's impact on Java application development. It compares Native Image's performance advantages (faster startup, reduced memory) against the JVM's maturity and ecosystem. While Native Image excels in specific s

Mar 07, 2025 pm 06:01 PM

Spring Boot Circuit Breaker vs Retry

This article compares Spring Boot's circuit breaker and retry mechanisms for building resilient applications. It highlights their differences in handling transient vs. persistent failures, implementation complexity, and resource consumption. The ar

Mar 07, 2025 pm 06:00 PM

Include Jars In Java Classpath Example

This article explains how to add JAR files to a Java classpath. It details three methods: command-line, environment variable, and IDE configuration. The main issue addressed is resolving ClassNotFoundException errors by ensuring external libraries

Mar 07, 2025 pm 05:59 PM

Advanced Dependency Injection: Comparing Spring, Guice, and Dagger 2

This article compares Spring, Guice, and Dagger 2 for Java dependency injection. It analyzes their performance, ease of use, and testing methodologies, highlighting Dagger 2's superior performance due to compile-time injection, Guice's balance of sp

Mar 07, 2025 pm 05:59 PM