Tag: Java

Table of Contents Introduction to Logging in Java Importance of Logging Log4j Framework 3.1. Overview of Log4j 3.2. Setting up Log4j 3.3. Log4j Configuration 3.4. Logging Levels in Log4j 3.5. Using Log4j...

Table of Contents Introduction to JSON and XML Why Work with JSON and XML in Java? Working with JSON in Java 3.1. Introduction to JSON 3.2. Using org.json Library 3.3....

Table of Contents Introduction to Regular Expressions (Regex) Why Use Regular Expressions in Java? Basic Syntax of Regular Expressions Working with Regex in Java 4.1. The Pattern Class 4.2. The...

Table of Contents Introduction to Java Networking Java Networking Basics Sockets in Java 3.1. Client-Side Sockets 3.2. Server-Side Sockets 3.3. Working with Input and Output Streams URL and URLConnection 4.1. The URL...

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...

Table of Contents Introduction to Reflection in Java How Reflection Works Using Reflection to Access Class Information Accessing Fields, Methods, and Constructors via Reflection Invoking Methods using Reflection Manipulating Private...

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...

Table of Contents Introduction to JDBC (Java Database Connectivity) Why Use JDBC for Database Connectivity Setting Up the Database (MySQL/PostgreSQL) JDBC Architecture Steps to Establish JDBC Connection JDBC CRUD Operations...

Table of Contents Overview of Java Date & Time API Why java.time is Important Core Classes in java.time Package Working with LocalDate, LocalTime, and LocalDateTime Manipulating Dates and Times Formatting...

Table of Contents Overview of Java Memory Management Java Memory Structure Heap and Stack Memory Garbage Collection in Java Types of Garbage Collectors in Java Garbage Collection Algorithms Finalization and Cleanup Best...

Table of Contents Thread Lifecycle Overview Thread Lifecycle States Thread Synchronization Synchronization Mechanisms Best Practices in Thread Synchronization Conclusion 1. Thread Lifecycle Overview In Java, multithreading is a core feature that enables...

Table of Contents Introduction to Multithreading Creating Threads in Java Thread Lifecycle Thread States Thread Synchronization Inter-thread Communication Thread Pooling Executor Framework Fork/Join Framework Conclusion 1. Introduction to Multithreading Multithreading in Java is a fundamental feature...