Spring Boot is a popular framework for building web applications, but sometimes developers may encounter errors when starting the application. One such error is “org.springframework.context.ApplicationContextException: Unable to start ServletWebServerApplicationContext due…
Handling exceptions in a REST service is crucial to ensure that the service returns meaningful error messages to the client in case of errors. Spring Boot provides several ways to…
Spring Boot provides an easy way to configure HikariCP, a popular and high-performance JDBC connection pool, using application.properties. Here’s how you can do it:Step 1: Add the HikariCP dependency to…
Spring Boot is a popular framework for developing REST APIs. It provides a wide range of features that make it easier to build and test applications. One common use case…
Spring Boot is a popular framework for building RESTful web services in Java. In this blog post, we’ll explore how to process POST requests with JSON data in a Spring…
When developing a Spring project using the Spring Tool Suite (STS) IDE, you may encounter an error message indicating that the 8080 port is already in use. This can happen…
Spring Boot is a widely used framework for building Java applications. It provides many benefits, including the ability to get beans from the application context. In this article, we’ll explain…
Spring Boot is a popular framework for building Java-based applications, providing a convenient way to create stand-alone, production-grade applications that run with little effort. Despite its many benefits, some developers…
YAML (YAML Ain’t Markup Language) is a human-readable data serialization language that is commonly used for configuration files in various applications, including Spring Boot. YAML is easy to read and…
Java is a popular programming language that is used by developers to create robust and scalable applications. Spring Boot is a popular framework that makes it easy to build production-ready…
Spring Boot is a popular framework for building web applications in Java. It provides many features out of the box, including security, which makes it easier for developers to secure…
Error: Could not find or load main class is a common error encountered in Spring Boot applications. This error occurs when the Java Virtual Machine (JVM) is unable to locate…
In the world of software development, shutting down applications correctly is just as important as running them correctly. Spring Boot, a popular Java-based framework for building microservices, is no exception.…
Spring boot allows to create executable jar files using maven by configuring in the pom.xml file. The maven package command builds the spring boot application and creates executable and non-executable…
Spring boot can to read properties files from outside jars that contains application configurations in key-value pairs. The externalised properties files are not part of the application jar can be…
Spring boot can read multiple external properties files via command line arguments that can be either a file path or a class path. The numerous external properties files might be…
OAuth2 is an authorization framework that enables applications to obtain limited access to user accounts on an HTTP service. It is used by many organizations to provide secure access to…
In spring boot, BCryptPasswordEncoder is one of the password encoders used in the spring boot security module for password encoding and password decoding or validate. BCryptPasswordEncoder is using the BCrypt…
Spring boot security protects the websites from unauthorized access. If the web page url is directly accessed from the browser, the 403 Forbidden/Access Denied error message will be shown.. In…