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The sealed classes in latest Java allows one to describe which class/interface can extend/implement the current class/interface.
The Factory Design Pattern or Factory Method Design Pattern. It is one of the widely used and easy-to-understand Design patterns
Today let me talk about the Plain Old Java Switch Expression, but with a twist. This twist or update has been added to the …
On 22 March 2022, The JDK 18 or Java 18 is released to the public (from Oracle). Java 18 does have something very interesting
An interview cant be complete without this question. HashMap working contains most of the concept we used in our codes. It need hashcode and …
Today we will take a look at the basic but tricky interview question, Call By Value & Call By Reference in Java. Both beginners …
As a Java Developer or any developer, Add this technologies to your “Learn New things” section of New year resolution’s list of 2022.
Log4J is such a common library in Java projects that Log4J issue affected millions of Java applications.
It’s so simple and fast. Explain different annotations for Spring Boot Rest API. These annotations are must need for a REST API in Spring …
how you can use an in-memory database to test a core Java project, specifically H2 DB. The official name of H2 DB is H2 …
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