Java Tutorials

HikariCP JDBC Connection Pool In modern applications, databases play a critical role in storing and retrieving data. However, establishing a new connection to a database every time an application needs it can be slow and resource-intensive. To solve this, developers use a technique called connection pooling, which reuses database connections efficiently. HikariCP is one of […]

Improving Java Performance with Multithreading This article will go through how multithreading may be utilized to boost Java performance. Java is a widely used programming language for creating complicated programs. It’s well-known for its scalability, reliability, and security. But, as modern applications get more complicated, the performance of Java applications has become a key problem. […]

Java cbrt() Method In Java, the cbrt() method is used to calculate the cube root of a number. This method is part of the java.lang.Math class. 📌 Method Signature public static double cbrt(double a) 📘 Package This method is part of the java.lang.Math class. ✅ Description Returns the cube root of a specified double value. […]

Jakarta EE Application Servers Jakarta EE Application Servers also called Java EE Servers. Jakarta EE Application Servers are application servers that provide an environment for running enterprise-level applications built with the Java Enterprise Edition (now Jakarta EE). They manage web applications, APIs, enterprise beans, transactions, messaging, and security. Examples Some of the examples are as […]

Java Comparable Interface The Comparable interface allows you to define the natural ordering of objects so they can be sorted easily using built-in methods like Collections.sort() or Arrays.sort(). It provides the compareTo() method, which is used to define the natural ordering of objects. This method is used by sorting algorithms (like Collections.sort()) to sort elements. […]

Java Incremental Operator In Java, the incremental operator( ++ )  is used to increase the value of a variable by 1. Java provides two types of incremental operators: Post-Increment: The value is used first, then it is incremented. For example: var++ Pre-Increment: The value is incremented first, then it is used. For example: ++var Example […]