Blood counting machines aspirate a very small amount of the specimen through narrow tubing followed by an aperture and a laser flow cell. Laser eye sensors count the number of cells passing through the aperature, and can identify them; this is flow cytometry.
In computing, Extract, Transform and Load (ETL) refers to a process in database usage and especially in data warehousing that performs: Data extraction â extracts data from homogeneous or heterogeneous data sources.
Active Template Library (ATL) Tutorial. ATL is designed to simplify the process of creating efficient, flexible, lightweight controls. This tutorial leads you through the creation of an ActiveX control, demonstrating many ATL and COM fundamentals. By following this tutorial, you will learn how to add a control to an ATL project that draws a circle and a filled polygon. You will then add a property to indicate how many sides the polygon will have and create drawing code for updating the control when the property changes.