You can easily setup the Basic Authentication in Weblogic by using this post. I assume you are having basic knowledge about JEE. If yes, then you just need to configure Group and User in Weblogic Admin console, and modify the web.xml and weblogic.xml files in WEB-INF folder. That's it. You are done and your application resources are secured.
Though it is rare but it could happen that you may forget the Weblogic Admin user password. In such a case, you can use the following steps to reset the Weblogic Admin user password.
A Windows/Linux service could be stop and start using Java API. There are two version basically that do the job. Runtime class provides the old way to execute the OS commands that can be used for querying, stopping and starting the services.
There were many people who asks me what is the difference between an abstract class and interface. This made me writing this article. I presume, you have the basic knowledge of Abstract class and Interface with respect to Java.
In my last post What Why of Big Oh Notation, I covered FAQ about the Big-Oh. In this post, you'll know more general concepts about the Big-Oh. Logarithms always scared non-mathematics students. So, let me start with logarithmatic.