My bf was arrested for domestic violence

IF you are subd you must show up. If you show up and refuse to testify you will be held in contempt.

What can happen to me if show up to court and refuse to testify against my bf for "battery against a cohabitant(me) and

You will be held in contempt. You cant call the police, tell them one thing and then refuse to come to court and testify and expect to get away...

No the detective cannot drop the charges it is up to the DA office to file charges.

Can you wait 4 weeks in California before testing blood for alcohol? Is it accurate if the blood is not tested within 12-24 hrs?

The short answer is yes.

How much can a landlord charge you when served an unlawful detainer?

You will not get a good answer in the criminal defense section.

What could the punishment be?

If you had no knowledge that your friend was going to committ the robbery then you cant be found guilty. However, if during the commission of...

Is it possible to be given too strikes for one Crime?

Absolutely possible and happens all the time.

484PC-can private lawyer access the DA to discuss the case before the DA decides whether or not to place charge?

Never trust what the government side is telling you. They are not trying to help you. I defintely agree with the prior post that it is absolutely...

What is the possible outcome of the PC 245(a)(1) charge?

Hopefully the injurys are not serious enough that the DA can later file GBI ENHANCEMENTS would would be a strike and tack on 3 years to any...

Less then a week ago I was forced to plead no contest to something I didn't do and I need to find a criminal lawyer.

You need to hire an attorney and do a MOTION TO WITHDRAW your no contest plea. Even if a judge grants the motion, i caution you because the DA...