In Ubuntu Karmic 9.10 the frequency scaling GNOME applet always requires a password in order to allow you to change CPU frequency or governor. This is due to policykit profiles enforcing some more strict security.
Helas these profiles are not editable trough the applet in System -> Administration -> Authorisation.
Fortunately, as always in linux this can [...]

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If you get the following error at login
The panel encountered a problem while loading OAFIID:Glipper
that means your computer if pretty fast and glipper loads too fast. The workaround consists in slowing down glipper starup a few seconds.

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If you are used to customize your GNOME desktop environment according to you needs you would probably end with a too much populated “open with” contextual menu. When you right click on some ODT, MP3, AVI or whatever file you could end with several duplicate entries for Okular, Audacious, VLC, Brasero etc. Getting rid of [...]

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Here is how to tweak GNOME gconf-editor parameters from the command line
Use the model (this should be all on the same line!):
gconftool-2 –direct –config-source
xml:readwrite:/etc/gconf/gconf.xml.mandatory
–type Boolean –set /apps/path/to/key True

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With the Network-Manager shipped along with Ubuntu Karmic 9.10 is impossible to connect to any DSL Provider that has been manually set. To get back this feature you have to upgrade to the latest Network-Manager provided by the maintainers PPA:

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