It is unlawful for any person to throw or shoot any stone or other object into or across any street or alley, or in any place where he is likely to hit another person wrongfully or to injure property, or to throw or shoot any stone or other object at any person, vehicle, structure, electric light or other property of another (whether public or private), except in case where such is done in defense of oneself, of another person or of property. (2000 Code § 10-206)