learning how to shoot

i am new at unity and i need to learn how to make my handgun shoot is there any place that can teach me ?

http://www.unity3dstudent.com/2010/07/beginner-b05-instantiate-to-create-objects/

You can start from here,but I suggest you take a look and see all the videos
and then you can use Physics.RayCast to make it better.

ok ill look into it