Run Visual Studio as administrator for SharePoint development
If you made a developer machine for SharePoint on Windows 7 (x64), you must remember - run visual studio only "Run as administrator" even if your account is administrator for developing SharePoint solutions.
Or you can turn off ULC but I don't recomend it.
MUI DataGrid in SPFX solutions
Get available options for Choice SharePoint field with SharePoint REST API
5 steps of how to add and use AutoMapper in .Net Core project