Extension Methods from NetDorkie
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        IsEmailCheck string for valid Email address 
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        GetList(of TList)Return object of Subclass of List(Of T) using FindAll method of List. 
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        ToBase64 / FromBase64Convert string to/from Base64 encodeing 
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        ExtractExtract string from a string 
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        IsPhoneFaxCheck string that contains valid Phone / Fax