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How do I use mocking frameworks like Mockito or EasyMock in Java unit tests?

How do I use mocking frameworks like Mockito or EasyMock in Java unit tests?

This article explains how to use Mockito and EasyMock for Java unit testing. It details mocking techniques, best practices (e.g., concise tests, strategic mocking), handling complex dependencies, and common pitfalls to avoid, ultimately improving

Mar 13, 2025 pm 12:16 PM
How do I write unit tests and integration tests in Java using JUnit or TestNG?

How do I write unit tests and integration tests in Java using JUnit or TestNG?

This article demonstrates Java unit and integration testing using JUnit 5 (and mentions TestNG). It contrasts unit tests (isolating code units with mocks) and integration tests (testing component interactions with real dependencies), providing examp

Mar 13, 2025 pm 12:15 PM
How do I use Maven or Gradle for Java project management and dependency management?

How do I use Maven or Gradle for Java project management and dependency management?

This article compares Maven and Gradle, two Java build automation tools. It details how to install, configure, and use each for dependency management and project building, highlighting their differences in configuration (XML vs. Groovy/Kotlin), flex

Mar 13, 2025 pm 12:14 PM
How do I create and use custom Java libraries (JAR files)?

How do I create and use custom Java libraries (JAR files)?

This article details creating and using custom Java libraries (JAR files). It covers compiling code, JAR file creation using the jar command, and incorporating JARs into projects via the classpath. Best practices for library design, dependency mana

Mar 13, 2025 pm 12:13 PM
How do I use dependency injection (DI) in Java with frameworks like Spring or Guice?

How do I use dependency injection (DI) in Java with frameworks like Spring or Guice?

This article explores Java dependency injection (DI) using Spring and Guice. It compares their approaches (XML, annotations, JavaConfig vs. annotations & programmatic binding), highlighting best practices like interface-over-implementation and c

Mar 13, 2025 pm 12:12 PM
How do I implement caching in Java applications for improved performance?

How do I implement caching in Java applications for improved performance?

This article details implementing caching in Java to improve application performance. It covers identifying cacheable data, choosing caching strategies (write-through, write-back, read-through), selecting libraries (Caffeine, Ehcache, Guava), implem

Mar 13, 2025 pm 12:11 PM
How can I use JPA (Java Persistence API) for object-relational mapping?

How can I use JPA (Java Persistence API) for object-relational mapping?

This article introduces Java Persistence API (JPA), an ORM framework for managing relational data in Java. It details JPA's core concepts, best practices for entity design and relationships, handling transactions and concurrency, and explores popula

Mar 13, 2025 pm 12:10 PM
How do I use Java's JDBC API to interact with databases?

How do I use Java's JDBC API to interact with databases?

This article details Java's JDBC API for database interaction. It covers connection establishment, statement creation (Statement, PreparedStatement, CallableStatement), result set processing, and resource management. Crucially, it addresses excepti

Mar 13, 2025 pm 12:09 PM
Getting Started With Redux: Why Redux?

Getting Started With Redux: Why Redux?

When you're learning React, you will almost always hear people say how great Redux is and that you should give it a try. The React ecosystem is growing at a swift pace, and there are so many libraries that you can hook up with React, such as flow, re

Mar 13, 2025 am 11:44 AM
Authenticating Node.js Applications With Passport

Authenticating Node.js Applications With Passport

In this tutorial, we will develop a Node.js application from scratch and use the popular authentication middleware Passport to take care of our authentication concerns.Passport's documentation describes it as a "simple, unobtrusive authenticatio

Mar 13, 2025 am 10:54 AM
Learning Server-Side JavaScript With Node.js

Learning Server-Side JavaScript With Node.js

Node.js: A modern framework for building high-performance real-time web applications Node.js is an important framework in modern web development. It simplifies the creation process of high-performance, real-time web applications. Node.js allows JavaScript to be used end-to-end on both server-side and client-side. This tutorial will walk you through the installation of Node.js and demonstrate how to write the first "Hello World" program. Ultimately, you will learn how to build a weather API using Node.js and Express. What is Node.js? Traditionally, JavaScript can only run in web browsers, but there is growing interest in bringing it to the server side

Mar 13, 2025 am 10:35 AM
Getting Started With Redux: Learn by Example

Getting Started With Redux: Learn by Example

In this second post of the series, we are going to bolster our understanding of Redux and build on top of what we already know. We will start by creating a realistic Redux application—a contact list—that's more complex than a basic counter. This will

Mar 13, 2025 am 09:57 AM
How do I handle errors in asynchronous JavaScript code using try/catch and promise rejection?

How do I handle errors in asynchronous JavaScript code using try/catch and promise rejection?

This article details asynchronous JavaScript error handling. It contrasts synchronous try...catch with Promise-based .then().catch() and async/await approaches, emphasizing best practices like centralized error handling, custom error types, and comp

Mar 12, 2025 pm 04:37 PM
How do I chain promises together to create complex asynchronous workflows?

How do I chain promises together to create complex asynchronous workflows?

This article details chaining promises in JavaScript for asynchronous workflows. It covers best practices for error handling (using .catch and try...catch), improving readability (via function extraction and async/await), and avoiding common pitfall

Mar 12, 2025 pm 04:36 PM

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