What is the difference between online handbook and physical copies?

[Elof Huang]

The *Official* handbook on the project site has already covered everything?


On 11/25/2017 01:20 PM, Shane Ambler wrote:
> On 25/11/2017 14:24, Elof Huang wrote:
>> Hello, I am new to FreeBSD, why does the mall have several different
>> FreeBSDÂ  books, but there is only one handbook on the site? Do the
>> physical books cover extra contents?
> freebsdmall.com is not an official FreeBSD store, it is run by users to
> help other users and to help the project by giving back profits from the
> sales.
>
> At freebsdmall.com there is an old copy of part of the FreeBSD Handbook.
> This book (both vols combined) is a printed version of the official
> FreeBSD Handbook available at FreeBSD.org - just an older version than
> what is on the site today.
>
> The FreeBSD Mastery books are written by Michael W Lucas, while he is a
> BSD user and his books are highly recommended, they are not official
> documentation from any of the BSD projects. He has other titles
> available on his site - tiltedwindmillpress.com Each of these books
> gives advanced information on one specific topic, like ssh or zfs but
> they don't cover an entire system in one book.
>
> The BSD magazine is another third party publication that is originally
> from bsdmag.org
>
> freebsdfoundation.org/journal is an official magazine from the FreeBSD
> Foundation.
>