PowerPivot and DAX papers,posts,FAQs,webcasts,samples

Last week I got a question about he search function in PowerPivot:

I have used the text function SEARCH() in my sample. While doing this I noticed that wildcards seems to be allowed. For example if I do something like this: SEARCH(“google.*/search”,[Referer],1), then google.de/search or google.com.au/search are found. The problem now is that I haved searche the documentation of the DAX functions (TechNet, …) for getting sure that wildcards are allowed. Unfortunately I did not find clear official statements about this. Do you perhaps know if wildcards are really supported or perhaps know some links where I can get more info.

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