Coder Eye

Sometimes we would like to keep track after users in our web application. We would like to see how many active sessions we have and even whi...

Sometimes we would like to send emails that have better looking and are more rich in their content. Today’s most email clients know to show ...

One of the problem with JSF and other web technologies that are base on ViewState, is that when session expires, also view expires. In this ...

Validating an IP is a very easy task in Java. IPv4 structure is combined from 4 parts, each part moves from 0 to 255. So in order to validat...