How to setup dual monitor in kde?

James bjlockie at
Tue May 29 01:40:22 BST 2012

On 05/28/12 19:34, Duncan wrote:
> bjlockie posted on Mon, 28 May 2012 13:39:53 -0400 as excerpted:
>> Duncan posted...
>>> Turning off semantic-desktop at build-time, no nepomuk, no akonadi
>>> (which means no kdepim, I switched mail/contacts and feeds to
>>> claws-mail, always used pan for news, and never used the rest of the
>>> kdepim stuff), no rasqal or redland, no virtuoso, no mysql, strigi
>>> still installed as parts of kde need its headers to build, but without
>>> a backend so it's emasculated... turning all that off at build-time and
>>> building without it... was the missing magic.  Without it, I can now
>>> say kde4's better than kde3!  It's ironic, tho, because all that
>>> semantic-desktop stuff was major bullet- point-features of kde4, so to
>>> have to build kde4 without it in ordered to finally get a kde4 that not
>>> only matches but surpasses kde3 for me, ironic indeed! =:^)
>> Are there instructions for doing that?
> On gentoo?  It's just standard gentoo USE flags, in general.  The two 
> catches for gentooers are that (1) the semantic-desktop USE flag is an 
> "=" dependency, meaning that to turn it off anywhere in kde you must turn 
> it off for everything (that's actually somewhat stricter than the 
> upstream kde requirements, AFAIK, where if you have it on in say dolphin 
> you have to have it on in kdelibs, but to have it on in kdelibs doesn't 
> require it in dolphin), and that (2) because pretty much all of kdepim 
> requires kdepim-common-libs, kdepim-common-libs in turn requires akonadi 
> (akonadi-server on gentoo), and akonadi in turn requires USE=semantic-
> desktop, in ordered to turn semantic-desktop off on gentoo you pretty 
> much cannot have anything kdepim (including kmail, akregator, 
> kaddressbook, knode, korganizer, etc) installed -- you gotta use 
> something else for them.
> Then once you turn off USE=semantic-desktop, an emerge --depclean peels 
> away a lot of dependencies, and once those are peeled away, other 
> formerly required USE flags (like rasqual) can be turned off, which in 
> turn allows emerge --depclean to clean out even more formerly required 
> packages.
> Building from source manually or using non-gentoo scripts?  I know rather 
> less about this by personal experience as I'm a gentooer, but in general, 
> gentoo USE flags pretty directly translate to configure script options, 
> so for each package, when you'd normally run configure, run it with the
> --help option first, to see what options are available to be turned on/
> off and how (usually either --without-someoption or --nosomeoption), and 
> choose accordingly.  The gentoo semantic-desktop USE flag corresponds to 
> a number of configure options, however, depending on the package.  It 
> toggles nepomuk options in some cases, strigi or soprano options in 
> others, etc.
> If you want specifics, I can actually take a look at the various gentoo 
> packages that use the flags, and see what options they turn on or off, 
> and post that.  But I'm not going to bother looking it up until I know 
> someone's actually going to use the information if I post it.

If I remove sematic-desktop from /etc/make.conf, will anything put it back?

This message is from the kde mailing list.
Account management:
More info:

More information about the kde mailing list