Can federal prison release a person with a detainer for state prison or jail?

It sounds like there was no detainer when he was released. Now there is a warrant against him which may not have been lodged as a detainer.

If I am in Louisiana can Montana extradite me back there

If you are arrested in Louisiana, you can be extradited back to Montana or any other state on an outstanding warrant.

Entering a website is not a crime. Downloading illicit material could be a crime. Depends on what it is.

Can you be held in a county jail, tried and convicted, and thrown in prison without being arrested?

He does not have to be arrested before he is charged. Apparently he was arrested after he was charged or else he would not be in prison.

An author has a first amendment right to make up stories. Stories clearly labeled as fiction cannot be libelous. The author could write a story in...

She cannot negotiate the charges while she is a fugitive. She will have to turn herself in and face the charges.

Will I got to jail for this ?

You absolutely need a lawyer asap. Yes you could go to prison for this.

I need attorney to handle federal case that can file a motion 2255?

You should contact federal criminal defense attorneys in your area. You have only a year to file a 2255 from the end of your appeals.

If there is a warrant for your srrest, you will be arrested and taken to coutt.

When someone is put on probation does it start from the time you leave court or the time the officer comes to your house?

Probation starts when the judge imposes the sentence.