Do not require the password for cpu frequency scaling in Ubuntu Karmic 9.10

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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Setting up SquirrelMail webmail

SquirrelMail is an OpenSource powerful yet easy to use webmail interface.
Setting it up is extremely easy. Here I am going to cover just a few not so obvious aspects of the setup process.
Download Squirrel Mail installation package from here:

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Glipper fails to load sometimes

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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Get rid of GNOME “open with” duplicate entries

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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“bash: ./configure: /bin/sh: bad interpreter: Permission denied”

“bash: ./configure: /bin/sh: bad interpreter: Permission denied” error commonly occurs  when you have wrong options set in /etc/fstab and are trying to compile some code.

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Get rid of your “battery may be broken” notification

Some HP Pavilion standard 6 cells batteries apparently use the same ID of 12 cells batteries. This would lead GNOME to display the following notification at every login:
Battery may be broken
Your battery has a very low capacity 48% which means that it may be old or broken.

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Cannot connect to DSL Provider

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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HP Pavilion laptops BIOS DSDT hack

Notice: none of what follows has been written by me. It’s here just for my personal reference.

A buggy BIOS can cause many different and subtle problems to Linux, ranging from reboot problems, incorrect battery power readings, suspend/resume not working correctly, and strange ACPI issues. This page describes some of [...]

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VMware Workstation 6.5.3 on Ubuntu Karmic 9.10

VMware workstation 6.5.3 is supported only on Ubuntu Jaunty 9.04 and backwards. With this brief tutorial we’ll have a look on how to install it also on Ubuntu Karmic 9.10. By default the installer would freeze at the “Configuring…” stage, never actually completing.

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Error “Warning 20225…” or no Adobe PDF printer appears

Error “Warning 20225…” or no Adobe PDF printer appears
http://kb.adobe.com/selfservice/viewContent.do?externalId=321546
basically if you have nLited the windows CD you have removed framedyn.dll file which is needed by Adobe Acrobat PDF Printer (you would have already noticed this at boot time by getting an error saying framedyn.dll was missing).
You have to copy the framedyn.dll of a same platform [...]

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