If somebody is picked up on a warrant for an assault charge how long can the Feds hold him?

Not with the information here. It will defend on his charges, eligibility for bond, and whether he is awaiting extradition.

How long can a misdemeanor stay with you and on your record

It stays with you forever unless expunged. Even if expunged it may come up during a background investigation. The good news is, not all...

He may also qualify for a Public Defender if he cannot afford a criminal attorney

Additionally, if you can’t afford an attorney, you may qualify for the public defender and should contact them ASAP

My son's dad has child support and he wants me to go to court and take it off? If I take it off can I add it back on? ?

Don’t take him off. No good will come of it.

In Maryland charged with petty theft does the option for unsupervised probation mean i have to take drug tests

Unsupervised would likely mean no drug testing. However since it is a jailable offense you should apply for the public defender if you cannot...

Landlord requiring me to pay full months rent but asking me 14 days before lease is over

Without seeing your lease, its hard to know. Typically, landlords are not required to renew a lease but charging you for two weeks you are not in...

If someone continually threaten you with bodily harm can you get a stay away order?

A court can grant you possession of the home in a protective order hearing as well

Does a lawyer licensed to practice in Maryland have to report being charged with a crime in another state?

Call the ethics hotline, but when in doubt report.

My ex took a protective order on me, do I have to appear to court

It can have other consequences such as appearing on a background check and in custody proceedings so you should consult an attorney