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Java Serialization and Deserialization

Table of Contents Introduction to Serialization Serialization Process Deserialization Process Serializable Interface Transient Keyword Custom Serialization Versioning in Serialization Best Practices for Serialization Use Cases for Serialization Conclusion 1. Introduction to Serialization Serialization in Java is...

Java Reflection API

CRUD Operations with JDBC

Table of Contents Introduction to CRUD Operations Setting Up the Database Create Operation (INSERT) Read Operation (SELECT) Update Operation (UPDATE) Delete Operation (DELETE) PreparedStatement vs Statement Best Practices in CRUD Operations Conclusion 1. Introduction...

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Lambda Expressions and Functional Interfaces

Table of Contents Introduction to Lambda Expressions Syntax of Lambda Expressions Functional Interfaces Built-in Functional Interfaces in Java Advantages of Lambda Expressions Lambda Expression Examples Method References and Lambda Expressions Using Lambda...

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Java Stream API and Functional Style Programming

Table of Contents Introduction to Java Stream API Stream Interface Creating Streams From Collections From Arrays From Values Stream Operations Intermediate Operations Terminal Operations Filtering and Mapping Reduction and Collecting Parallel Streams Functional Style Programming in Java Benefits...

Generics in Java

Table of Contents Introduction What are Generics? Benefits of Using Generics Generic Types Generic Classes Generic Methods Bounded Type Parameters Wildcards in Generics Type Erasure Example Usage Conclusion 1. Introduction Generics in Java are a powerful feature...

Iterator, ListIterator & Enhanced For Loop in Java

Table of Contents Introduction Iterator Interface Basic Concepts Methods of Iterator Example Usage ListIterator Interface Basic Concepts Methods of ListIterator Example Usage Enhanced For Loop (For-Each Loop) Basic Concepts Syntax and Usage Limitations Conclusion 1. Introduction In Java, iterating over...

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Error Handling and Debugging in Node.js

When developing applications, error handling and debugging are essential to ensure that your application runs smoothly. Node.js provides several mechanisms to handle errors gracefully...

Authentication and Authorization in Node.js

Authentication and authorization are key components of most modern web applications. Authentication is the process of verifying the identity of a user, while authorization...

Connecting a Node.js Application to a Database (Using MongoDB)

As your web applications grow, storing and retrieving data becomes a critical part of the development process. In this module, we will explore how...

Creating a Simple Web Application with Express.js

While Node.js provides the core functionality to create HTTP servers, Express.js is a minimalist and flexible web framework built on top of Node.js that...

Building a Simple HTTP Server with the Node.js http Module

One of the fundamental tasks of web development is creating HTTP servers. In Node.js, the built-in http module allows you to easily create a...

Asynchronous Programming in Node.js – Callbacks, Promises & async/await

Node.js is built on asynchronous programming. This allows it to handle I/O-heavy operations efficiently, even with a single-threaded architecture. In this module, we’ll dive...

The Node.js Event Loop and EventEmitter Explained

Understanding the event loop and the EventEmitter class is essential to mastering asynchronous programming in Node.js. These two concepts form the backbone of Node.js's...

Understanding Node.js Modules and require()

Modules are the building blocks of any Node.js application. They help you organize your code into reusable, maintainable, and encapsulated components. In this article,...

Working with Paths in Node.js Using the path Module

Managing file and directory paths is a crucial part of working with the file system in Node.js. Fortunately, Node.js includes a built-in module called...

Using the Node.js File System (fs) Module

Working with files is a common task in back-end development. Node.js provides the built-in fs module, which offers a comprehensive set of methods to...

Understanding the Node.js Module System

Node.js applications are built on a modular architecture that promotes reusability and maintainability. The module system is a foundational feature in Node.js that allows...

Understanding the Node.js Module System

Understanding how Node.js handles modules is essential for structuring your applications efficiently. Node.js uses the CommonJS module system, which allows developers to split code...