Big data is the term used to describe the large amount of data that has the potential to be mined for knowledge and used in machine learning projects and for other advanced analytics purposes. It's an umbrella term for doing large-scale da…

Concept of Encapsulation in Java : Encapsulation is one of the Object Oriented Programmingfundamental means wrapping (encapsulating) up of data or fields in a single method, make each field private and give the access of method to users (b…

Why microservices is an up and coming trend? Microservices offer high scalability. One of the best things about microservices is that cloud instances are independent. Therefore, cloud platform and technology can be utilized to deploy them.…

While technological advancement and automation are sweeping across industries, rendering many jobs redundant, the software development industry continues to grow at unparalleled rates; all this new technology and automation runs on softwar…

Here are few datas which is analyzed in this programming era Many companies are rightly shifting their platform from in-house infrastructure to cloud-based solutions like AWS or Azure, meaning software architecture also tends to be more Do…

When I developing my project requires to connect to the multiple databases. But I didn't get any better resources on the web. With the best of knowledge to giving the apparent tutorial. Let's dive into the code. Step -1:- Define Database c…

Angular 5 is generally considered to be “faster, lighter and easy to use” as compared to the previous versions of the same framework. Generally, Angular is rather sizeable when put next to other web development frameworks, which makes it s…

Thread-safety or thread-safe code in Java refers to code which can safely be used or shared in concurrent or multi-threading environment and they will behave as expected. any code, class or object which can behave differently from its cont…

Here are features of spring 5.1 General Core Revision Infrastructure: Warning-free support for JDK 11 on the classpath and the module path. Support for Graal native image constraints (reflection, parameter names). Upgrade to Reactor Core 3…

Here are the frequently asked interview questions on spring boot Q: Have you written Test cases using Spring Boot ? A: Spring Boot provides the @SpringBootTest for writing Unit Test Cases Q: What is YAML ? A: YAML is a human-readable data …

Spring is an enterprise Java framework. Java EE development and make developers more productive. Spring makes use of Inversion of Control and Dependency Injection to promote good software coding practices and speed up development time. The…

How to secure a REST APISince our TEST service accepts user registrations, we have to think about protection of data. Before a user can retrieve his data, he has to authorize himself. In the world of a REST service, sessions in the classic…

What is Spring boot actuator? Spring Boot Actuator provides additional features for monitoring and managing applications when pushed to production by developers. HTTP or JMX end points may be used for this purpose. How does spring boot act…

Java Interviews are a little bit different than traditional programming interviews on tech giants and product based companies like Google, Amazon, Microsoft, or Facebook. First, even though it has questions from Data Structure and Algorith…

Java is playing the most important role to develop and deliver the application, software, and web content etc. If you have basic knowledge of the Java language, then you can easily become a good developer. Java is the most commonly used pr…

The following are top 10 frequently asked questions about Java Strings. 1. How to compare strings? Use “==” or use equals()? In brief, “==” tests if references are equal and equals() tests if values are equal. Unless you want to check if t…

Best way to reach Munnar from Chennai Munnar is the place to spend some time with nature and your best people together.We have some travel guidance for reaching munnar from these famous origins. how to reach munnar Reaching Munnar by fligh…

When you're writing Java web applications -- for example, an application like a discussion forum -- you end up writing Java servlets where you need to know if the user accessing your servlet has a valid Java servlet sessionestablished. If …

At last Servlets 3.0 provides support for file uploading. We no longer need to use any other third part library (Apache’s common file-upload) to deal with file uploading in Java. Servlets 3.0 API provides support for file uploading with ne…

What do you think is Hibernate? In Java applications, Hibernate is a commonly used object-relational mapping (ORM) tool. It is widely implemented in a variety of enterprise applications, especially in database operations. Hibernate enables…

What is the difference between sorted and ordered collection in hibernate?Sorted Collection: The sorted collection is a collection that is sorted using the Java collections framework. The sorting is done in the memory of JVM that is runnin…

Before we getting into the microservices, let’s tell you about it’s opposite, i.e monolithic architectural style which is always built as a single, autonomous unit. So take an example like a web application with client-server model, the se…

This JSP interview questions and answers are asked in the various J2EE interview and focus on view part of MVC framework. JSP or Java Server Pages is a Java technology used to render a dynamic view. Whenever you go for any Java web develop…

In this article, we will use the JPA (Java Persistence API) with Spring Boot for insert, update, delete and read operations. We are using in-memory H2 database, but the same can be changed for any other relational database. pom.xml We need…

This tutorial walks us through the process of creating a simple REST controller with Spring Boot Kotlin works quite smoothly with Spring Boot and many of the steps found on the Spring Guides for creating a RESTful service can be followed v…

What do you understand of the JSP technology and why is it used? Java Server Pages (JSP) is a cross-platform technology residing on the presentation layer and is the part of the SUN’s J2EE platform. JSPs are like standard HTML web pages wi…

The life cycle of a servlet consists of the following phases: Servlet class loading : For each servlet defined in the deployment descriptor of the Web application, the servlet container locates and loads a class of the type of the servlet.…

1.ArrayList Constructors The ArrayList class supports three constructors. Arraylist() This constructor builds an empty list. ArrayList(Collection c) This constructor creates a list containing the elements of the specified collection. Note …

Java 8 is required as a minimum version for running Spring Boot. APIs have been updated to use Java 8 features such as default methods on interfaces. Java 9 is supported. Reactive programming support is added via Spring WebFlux/WebFlux.fn.…

1. Cheeyappara waterfalls Cheeyappara waterfalls lie on the Kochi­ Madurai highway in Idukki district. It is around 40 km away from town. This creates a beautiful location which cascades down in seven steps, with 60ft height. This pictures…