15 in 1 useful delphi source codes, it contains the following codes:

1-Hide icons on the Desktop

2-Hide the internet connection status from system tray

3-Disable CTRL+ALT+DELETE under XP

4-Change size of the Windows Start Button

5-Kill a task

6-Make the desktop icon text transparent

7-Retrieve CPU information

8-Get the content of clipboard

9-Hide a program from the taskbar

10-Open windows s task manager

11-Show/hide mouse cursor

12-Start the screensaver

13-Minimize all windows

14-Empty recycle bin

15-Invoke Shutdown Windows dialog