Whenever we are to delete a file from our hard disk,we first right click on it and then goto Delete option,then we are to confirm file deletion dialog that appears.But the file is still not removed from the hard disk and is moved to recycle bin.For permanent deletion,we are to press shift along with Del key and then confirm file deletion by hitting enter to confirmation dialog.
But this whole process can be made easy and the file you want to delete will get permanently removed from your hard disk by one click on Del key.Here is a simple trick for this.

1.Right click Recycle Bin icon on desktop and open its properties.

2.Select Don't move files to recyle bin.Remove files directly immediately when deleted.

3.Uncheck display delete confirmation dialog.
4.Now you are done.You will simply need to click Del key once and the file will be removed for ever.