In order to learn about localhost first, we need to understand how any request gets processed over the internet. Whenever we hit any URL in the browser, say paulsofts.com, the request goes to the DNS (Domain Name System) and the DNS server converts the domain name (here, paulsofts) into an IP address. This IP address… Read More »
What is SonarQube? SonarQube is an open-source platform used for static code analysis and checks for the code quality in an software applications. It helps to identify the bugs, code smells, Security vulnerabilities and technical debt in software development lifecycle. It supports multiple programming languages and easily integrates with the CI/CD tools and pipeline and… Read More »
How to store images in database You can store the images or file in database using the following approaches: Store images in database In this approach, you can directly store the images as a binary file in the database, where while storing the image you can compress it and while retrieving it you can decompress… Read More »
1. Why Spring Boot over Spring framework? Spring vs Spring Boot The Spring Boot framework is built on top of the Spring framework, and it is used for a rapid production-ready environment that enables the developers to directly focus on the business logic instead of struggling with the configuration and setup; those will be automatically… Read More »
The Controller and RestController in the Spring framework are both used to handle the HTTP requests, but they have a difference in their intended use and their behaviour. Difference between Spring Controller vs RestController Controller RestController The controller in Spring typically handles the traditional web requests and produces the HTML views. RestContoller is specifically designed… Read More »
The @Qualifier annotation in the Spring framework is used along with the @Autowired annotation. When we have two or more beans of the same type, in order to distinguish between them as to which bean should be injected, we use the @Qualifier annotation. @Qualifier annotation in Spring Boot Example Let’s understand this with an example.… Read More »
What is Observability? Observability is used to observe the internal states of the application through metrics, logs, and traces and gives insight into the functioning of the application. It makes the application more transparent and easier to monitor, troubleshoot, and manage. Steps to implement Observability in Spring Boot 3.0 Spring Boot observability can be easily… Read More »
What is Dependency? When a class or object depends on another class or object for its functioning, it is called dependency. For example, Say we have two classes: company and employee, and the company class needs employees to work. We can say that company class depends on the employee. What is Circular Dependency? When we… Read More »
What is Session Management? Session management in Spring Boot refers to the process of managing user sessions in a web application. Sessions are used to maintain stateful information about the user’s interaction with the application across multiple requests. What is the purpose of Session Management? Following are the benefits of session management: How to do… Read More »
Spring Tool Suite (STS) is an integrated development environment (IDE) designed to facilitate the development of enterprise Java applications using the Spring framework. STS provides tools and features that streamline the development process, making it easier for developers to create, debug, and deploy Spring-based applications. In this tutorial, we will learn how we can add… Read More »