Spring Core Tutorials java Spring Spring Boot Spring Core by devs5003 - September 7, 2022December 19, 20230 Once we start learning Spring Framework, we hear a term 'Spring Core'. Spring Core is nothing but an important and must know module of the Spring Framework. Without a deep learning of the Spring Core module, a developer shouldn't think of working on Spring Framework confidently. This article on 'Spring Core Tutorials' contains the must know artifacts for each developer who is going to work on Spring Framework based application. Let's discuss out topic 'Spring Core Tutorials' and related concepts in detail. Spring Core Tutorials The Spring Core tutorials typically cover essential concepts and features of the Spring Framework, which plays an important role as the foundation for various other Spring projects and extensions. Here are some of the the key topics that
Microservices Interview Questions java Microservices Spring Boot by devs5003 - August 25, 2022March 24, 20240 If we talk about a job interview in Java technology, knowledge of Microservices is expected from a java developer now-a-days. Even if you don’t mention it in your resume, you will be asked a question 'Did you get any chance to work in Microservices?'. It happens because Microservices is gaining the importance day by day in developing a Java based Application. Apart from that, microservices is a trending architecture in the industry. Hence, sometime it becomes a ‘Must Know’ skill for a Java developer. Therefore, our topic for discussion is ‘Microservices Interview Questions & Answers’. Microservices Interview Questions In this article, we will talk about the most important interview questions on Microservices. If you are looking for detailed tutorials on Microservices, kindly
Spring Transactional Example – @Transactional Annotation java Spring Spring Boot by devs5003 - August 11, 2022February 16, 20240 In this article, we will discuss on 'Spring Transaction Annotations With Examples: Spring Transactional Example'. Obviously, all Spring transactions related annotations will also work with a Spring Boot Application. These annotations play a very important role while creating a web application in Spring Boot. If you want to learn all annotations which are generally used in a Spring Boot Project, kindly visit our article 'Spring Boot Annotations with Examples'. Let's discuss about 'Spring Transactional Example' here only. First of all, let's discuss some fundamentals on the term Transaction, and then move ahead to 'Spring Transaction Annotations With Examples'. What is a Transaction? Transactions regulate the modifications that we execute in one or more software systems. These software systems can be databases, message brokers
Annotation @Scheduled Spring Boot Scheduler With Examples java Spring Spring Boot by devs5003 - August 7, 2022February 16, 20240 In this article, we will discuss on '@Scheduled Spring Boot Scheduling Annotations' with examples. Needless to say, Scheduling is an important part of a production grade application. Hence, learning of Spring Scheduling Annotations also becomes equally important. These annotations play a crucial role in creating an application in Spring Boot. If you want to learn all annotations which are generally used in a Spring Boot Project, kindly visit our article 'Spring Boot Annotations with Examples'. Let's discuss about @Scheduled Spring Boot Scheduling Annotations and other annotations in detail with examples here only. Since scheduling is part of Spring Core, we don't need to add any specific dependency to get the features of it. Moreover, all the annotations of Spring Scheduling will
Spring Security Annotations With Examples java Spring Spring Boot Spring Security by devs5003 - August 4, 2022February 16, 20241 In this article, we will discuss on Spring Security Annotations with examples. Obviously, these annotations can be used in a Spring Boot project as well. These annotations play a crucial role in creating a web application in Spring Boot. If you want to learn all annotations which are generally used in a Spring Boot Project, kindly visit our article 'Spring Boot Annotations with Examples'. Let's discuss about 'Spring Security Annotations with examples' here only. Spring Security Annotations With Examples First of all, in order to use Security related annotations in our Spring Boot project, we need to add security starter dependency. If you created a project using STS (Spring Tool Suite), you have to select 'Spring Security' starter or else add the
Spring Boot Interview Questions & Answers Interview java Spring Spring Boot by devs5003 - July 31, 2022March 31, 20240 If we talk about a job interview in Java technology, Spring Boot becomes the most popular topic. Even if you don't mention Spring Boot in your resume, you will reduce the chances of getting shortlisted. It happens because now-a-days Spring Boot is the most widely used framework for developing a Java based Application. Apart from that, it also used to develop microservices based projects in Java, which again is a trending architecture in the industry. Hence, Spring Boot becomes a 'Must Know' skill for a Java developer. Therefore, our topic for discussion is 'Spring Boot Interview Questions & Answers'. Spring Boot Interview Questions & Answers In this article, we will talk about the most important interview questions on Spring Boot. If you
Java Interface Core Java interface in java java Java 8 by devs5003 - July 26, 2022December 11, 20231 Either you are a beginner or a professional in Java programming language, you must have come across the term Java Interface. As a beginner, if not, actually you have not learnt the Java language properly. Even you may not be a good Java Programmer, if you have not learnt each aspect of a Java Interface. You are expected to know about Java Interface in a deeper way. Additionally, what are the changes introduced in newer versions of JDK, especially in JDK8. For example, the introduction of default and static methods in Java Interface. Needless so say, the introduction of new features in Java 8 has completely changed the definition of Java Interface. Before Java 8, no method with a body was
WebSecurityConfigurerAdapter Deprecated In Spring Security java Spring Spring Boot Spring Security by devs5003 - July 23, 2022March 15, 20242 websecurityconfigureradapter deprecated In the context of the Spring Security module, WebSecurityConfigurerAdapter is an abstract class which has been deprecated from Spring Security 5.7.0-M2 as per an announcement posted in the Spring Official website, on 21st Feb, 2022. It was generally used to extend configure() methods by a custom configuration subclass. As a result, it encourages users to move towards a component-based security configuration. To support with the change to this new design of configuration, we will discuss a list of common use-cases and the proposed alternatives going forward. Therefore, we will discuss about the implementation of use cases on how to resolve WebSecurityConfigurerAdapter deprecated warning. It is important to know about this change because sooner or later we will be developing security
Spring Batch Tutorial java Spring Spring Batch Spring Boot by devs5003 - June 22, 2022February 18, 20240 Generally, all applications have some data in some form. In enterprise applications, we deal with large volume of data. Sometimes processing a single operation faster is not sufficient due to the large volume of data. This requires a robust transactional control and failure recovery mechanisms, which are complex to implement. In order to handle all this, Spring Framework provides a module 'Spring Batch' for the Batch Processing. Therefore, our topic for discussion is 'Spring Batch Tutorial'. Spring Batch Processing offers processing of data in the form of batch jobs. Spring Batch offers reusable functions for processing large volume of records. It also includes logging/tracing, transaction management, job processing statics, skip, job restart, and resource management. Spring Batch has taken care of
Java 14 Features Core Java java java 14 by devs5003 - June 16, 2022May 1, 20240 After the release of Java 13 on 17 September, 2019 and completing the six-month cycle, Java 14 version was released on 17 March 2020. We can download Java 14 from here. Here we will talk about Java 14 Features. Some of the Java 14 Features are in 'Preview' Stage, while others finalized by Oracle community. One of the popular feature 'Switch Expressions' which was a Preview feature is now approved in Java 14. We will discuss in detail about all the Java 14 Features in this article. Java 14 Features As a developer, we have following new features which are added in Java 14. 1. Record Type (Preview) 2. Switch Expressions 3. Pattern matching for instanceof Operator (Preview) 4. Helpful NullPointerExceptions 5. Text Blocks (Preview) What is a Preview