What you really want to watch out for even more so than color change, is meat or poultry that has a bad odor or is sticky, tacky, or slimy to the touch. Let your other senses be your guide in these instances. Read more: The Color of Meat and Poultry - USDA.
Windows Management Instrumentation(WMI) is a set of extensions to the Windows Driver Model that provides an operating system interface through which instrumented components can provide information and notification.
This is a small program which describes how can we retrieve the username of the currently logged in user without using the old API functions. This method uses WMI classes to retrieve this information. This is a small Windows service program which retrieves the username of the currently logged in user. There might arise some situations when you need to have this information through a Windows service.