Solving “The matching wildcard is strict, but no declaration can be found for element mvc:annotation-driven”

If you are using Spring to create an awesome enterprise application and you are a beginner like me this article is for you. Today when I was integrating new configurations to Spring MVC to an existing project an error appeared, this error was related with <mvc-anotation-driven /> annotation. At the beginning I thought it would…

How to solve the “Class has two properties of the same name” JAXB error (WebSphere Application Server)

Today, when I was creating a RESTful service in JavaEE for a dynamic web application to run in IBM® WebSphere  Application Server (WAS) an error like this was appearing: Class has two properties of the same name “userId” this problem is related to the following location: at public java.lang.String com.rest.model.UserProfile.getUserId() at com.rest.model.UserProfile this problem is…

How to authenticate in a Linux server without password (configuring SSH keys in MAC OS X or any UNIX-like Operating System)

When you need to connect to several servers because you need to share, update or syncronize a set of files, a common situation is authentication process with the server, if you do this several times in a day, it could be a little hard to type or input your password every time that you are…