If you tan to hide acne on black skin, nothing will be different (unless you are using skin lighteners or benzoyl peroxide, in which case exposure to the sun may cause the formation of black spots on your skin, in addition to any blemishes that may be on your skin).
Applets are designed to be embedded within an HTML page. When a user views an HTML page that contains an applet, the code for the applet is downloaded to the user's machine. A JVM is required to view an applet. The JVM can be either a plug-in of the Web browser or a separate runtime environment.
AppleSingle and AppleDouble are formats originally developed by Apple as a means of storing Mac OS files in A/UX, Apple's first Unix implementation. Their capabilities were expanded for use by other platforms that serve Mac OS files, such as MAE and NFS.