This article describes the WinAmp behaviour which lets several windows of the application snap to each other as if attracted by magnets. This article describes the different aspects there are to snapping, moving, sizing and clustering of magnetized forms. Above all it shows full Delphi sources on how to implement this.

This article describes how an extension to Delphi is made to generate an includefile (to be used in the project you're working at) and have that includefile contain constant values with information about the moment of compilation.