Java

In this article, we explore one of the most popular Frameworks for Java Developers - Spring Boot and compare it with other popular frameworks like Spring, Spring MVC, Hibernate, and Spring Data.

Any developer beginning their Java programming journey will inevitably come across a certain error: the NullPointerException. The NullPointerException is one of the most common errors encountered by beginner programmers when dealing with objects in Java.

In this article, we are going to learn how to develop an application that performs the CRUD operations in MySQL database using hibernate. Here we will develop a command line application but the same procedure can be used to develop any other type of application like GUI, webapp etc.

In this article, we will understand the LinkedHashSet Class which has been included in java.util since version 1.4.

Hibernate is a Java framework that maps Java classes and types into the relational databases, which solves problems of "paradigm mismatches". This article explains the basics of Hibernate and provides a simple example with the MySQL database.

This article shows and explains the techniques to run API requests from Java applications, examples applied for GitHub REST API, GitHub GraphQL API, and public web services for SOAP API.

There are multiple techniques and approaches to automating the process of acquiring information from the web resources, both for the simplest tasks and for advanced work automation. In this article, different solutions are explored together with the pros and cons.

This article explains the basics of type conversion in Java, as well as potential problems to be aware of.

We all must the idea of the Constructor in Java. But the difference is, the Static Initialization Block is a set of instructions that are run only once when the class is loaded into memory.

We know that Java language mainly follows the OOPs concept (From Java 1.8, we get functional programming.). So there is no anonymous function in Java. But we can create Anonymous objects by extending the concept of the inner class.

Generally, Java programs terminate when they reach the end of the program, but there may be times when we need to know how to terminate a program when a certain condition is met or an exception occurs.

In this article, we have presented several Interview Questions in Java (MCQ) covering all important topics in Java. These questions are frequently asked in Coding Interviews and you must attempt these questions.

Insanely growing demand for programmers comes with more and more competition in the field, and that ends up in "survival of the fittest". Even if you're a talented Java programmer already, there is always room for improvement.

TreeSet is created using the implementations of the SortedSet interface in Java and it uses Tree for storage.

StringBuilder is a standard library class in Java which can be used in handling string data and is alternative to String Buffer and String data type.

Scope of a variable in Java defines how a specific variable is accessible within the program or across classes. It is defined by the use of private, protected and public.