public void RemoveDemoData() { ProgramCollection programCollection = new ProgramCollection(); programCollection.GetAll(); programCollection.DeleteAll(); DeviceCollection deviceCollection = new DeviceCollection(); deviceCollection.GetAll(); deviceCollection.DeleteAll(); ModelCollection modelCollection = new ModelCollection(); modelCollection.GetAll(); modelCollection.DeleteAll(); BrandCollection brandCollection = new BrandCollection(); brandCollection.GetAll(); brandCollection.DeleteAll(); LogCollection logCollection = new LogCollection(); logCollection.GetAll(); logCollection.DeleteAll(); }