If you want a pocket "pistol," think about a snubby revolver. Much more available in CA and fairly workable as a pocket gun if you wear the right clothes. Look up "38 snubby" on the web and you'll be amazed at what you might learn.
The Truth will set you free, but first it will make you damn mad!
Old Scottish proverb:
If ya' cinna' drive the fooging trook, dinna buy the fooging trook!