gnucash versions 2.2 and 2.3 on same PC?

[Colin Law]

2009/7/14 Maf. King <maf at chilwell.net>:
> On Tuesday 14 July 2009 22:35:18 Colin Law wrote:
>> I am currently using 2.2.6 on Ubuntu but wish also to try 2.3.  I do
>> not wish to move fully over to 2.3 until it is stable.  Is it possible
>> to have both versions on the PC at the same time so I can continue
>> running 2.2.6 for my accounts but also test 2.3?
>>
>> Colin
>
> Hi Colin,
>
> ISTR you can pass --prefix=/opt/gc2.3 (or similar) to configure to make GC
> versions co-exist.  There may be something in the list/faq to expand on this
> from when 2.1.x was the testing version.
>

Doing some googling suggests that the --prefix option is part of the
build procedure, is that right?  Does that mean I would have to build
it myself rather than download a pre-built version?  We are getting a
bit out of my comfort zone here.  Not that life has to be comfortable
of course.

Colin