LabVIEW Controls Parts IDs

Every LabVIEW’s control part contains a “part ID” field which determines its purpose and functionality in the control. For example, a digital numeric control contains two BigMultiCosmetic parts for the increment and decrement buttons; the part ID is what determines which one is which. The Parts Window in the control editor displays the part ID as the textual name for the part, though the actual number is only visible in Heap Peek.

How to determine which decimal separator is used

While playing around with the Signal Processing Toolkit, I found in NI’s sources a funny method to detect which decimal separator is used in the operating system — simply perform a conversion of the string “1,23” to a double and compare it to the double constant “1.23”.