You get this errors because schema defined by sqlType is never exposed and is not intended to be accessed directly. It simply provides a way to express a complex data types using native Spark SQL types. You can access individual attributes using UDFs but first lets show that the internal structure is indeed not exposed: … Read more
Just define the sub as Friend scope. This compiles fine for me in a VB6 class. Private Type testtype x As String End Type Friend Sub testmethod(y As testtype) End Sub From your error messages it appears your class is private. If you do want your class to be public – i.e. you are making … Read more
Is it currently possible to override the structure constructor in Fortran? No. Anyway even using your approach is completely not about constructor overriding. The main reason is that structure constructor # OOP constructor. There is some similarity but this is just another idea. You can not use your non-intrinsic function in initialization expression. You can … Read more
Even though you can not return the UDTT from a function, you can return a table variable and receive it in a UDTT as long as the schema match. The following code is tested in SQL Server 2008 R2 — Create the UDTT CREATE TYPE dbo.MyCustomUDDT AS TABLE ( FieldOne varchar (512), FieldTwo varchar(1024) ) … Read more
The former is correct, if arg accepts an instance of CustomClass: def FuncA(arg: CustomClass): # ^ instance of CustomClass In case you want the class CustomClass itself (or a subtype), then you should write: from typing import Type # you have to import Type def FuncA(arg: Type[CustomClass]): # ^ CustomClass (class object) itself Like it … Read more
Contrary to what others have said, it IS possible to get run-time type information for UDT’s in VB6 (although it is not a built-in language feature). Microsoft’s TypeLib Information Object Library (tlbinf32.dll) allows you to programmatically inspect COM type information at run-time. You should already have this component if you have Visual Studio installed: to … Read more