VirtualBox fails on startup

Result Code: NS_ERROR_FAILURE (0x80004005) / Kernel driver not installed (rc=-1908) are the errors displayed when the kernel driver needs to be recompiled. It usually happens when updates to Ubuntu are

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Port forwarding using SSH

SSH port forwarding let you connect to a server using another server a relay. For example, if you host a web server in a DMZ behind your office router, you

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Reset Unity Top Menu Bar Widget Panel

Sometimes, widget disappears from the Top Menu Bar Widget Panel of Unity. The Widget Panel can be reset using the following command: killall unity-panel-service

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Make Linux use the hardware clock set to local time

Ubuntu sometimes assumes that the hardware clock of the computer is set to GMT. If the hardware clock is set to local time, set UTC=no in /etc/default/rcS.

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