How to get message resources in portlet

It is not something special just some note for myself :)

Liferay ServicePreAction

           Few words about ServicePreAction class.

How to get ThemeDisplay instance

Sometimes it is  needed to get ThemeDisplay, for exapmle to retrieve Company, CompanyId, User, Locale, Urls, ets. from it.

Liferay spring portlet

Hello,
    Last days I was working with spring portlets and want to share some basic knowledge related them.
    To make spring portlet you can create basic MVC Liferay portlet by using Liferay IDE or plugin's ant script and make few steps.