As you know, the Java language is one of the most popular and used programming languages by developers. But do you know why it is so popular?
The answer is that it’s because of its thoroughly tested and proven capabilities, core elements, and tools.
To make this clear, I’ll discuss some core Java trends that a developer should focus on to have a flourishing career as a Java full stack developer.
OpenJDK is a free and open-source implementation of the Java SE Platform Edition. It belongs to Oracle but was given to OpenJDK to create more open-source projects under the GNU General Public Licence (GPL).
Speaking of Kotlin, there are many things you can do with it, such as writing applications on Android Studio server-side apps using Spring Boot or scripting. This language is good for Android developers and those who want to learn more about advanced or core Java.
With Spring 5, a few things happened in the Java landscape. A new version of Java was introduced, and many changes were made to the language and libraries. But one thing which stood out was the Reactive Streams initiative which is meant to provide a standard for asynchronous stream processing with non-blocking back pressure on JVM. This initiative by Netflix, Pivotal, and others to standardise reactive streams on JVM and bring it to Java 9 as Java.util.concurrent.Flow API.
The main purpose of unit testing is to validate that each unit of the software performs as designed. A unit is the smallest testable part of any software. It usually has one or a few inputs and usually a single output. A unit could be an entire module in procedural programming, but it is more commonly an individual function or procedure. There are different types of unit tests –
Nowadays, most companies build web applications using Java EE frameworks such as Stripes, Spring MVC, and GWT. These frameworks make it easier for developers to build enterprise-grade applications from scratch. In addition, these frameworks provide several benefits, including scalability, security, and manageability.
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