have you ever come accros a bug where your laptop speaker not muted after you jack-in your headphone. having to manually mute your laptop speaker everytime you use headphone is kinda annoying imo. so here’s a quick workaround on how to do it. note that this workaround is for acer-aspire model only! edit your /etc/modprobe.d/alsa-base.conf [...]
here’s a simple method to totally disable ipv6 feature on ubuntu 9.10 (karmic koala) 1st, edit /etc/default/grub file by $ sudo nano /etc/default/grub look for this text GRUB_CMDLINE_LINUX_DEFAULT= you will see something like this GRUB_CMDLINE_LINUX_DEFAULT=”splash quite” append ipv6.disable=1 into that line GRUB_CMDLINE_LINUX_DEFAULT=”splash quite ipv6.disable=1″ press ctrl+x to exit and save your file & update grub [...]
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