I am upgrading servlet 4.0.1 to servlet 5.0. I was using below maven dependency for servlet 4.0.1 <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-a...

I tried to use Servlet 4.0 namespace. The application worked well, but IDEA detects an error: "Element web-app" must be declared". <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="h...

I have a web application currently deployed on Wildfly 22, using JSF 2.3 and OpenJDK 11. I'm currently migrating the login page from j_security_check to a programmatically login, following BalusC e...