Browsing All Posts filed under »Troubleshooting«

Digital Certificate types – faq

January 17, 2015


1. What is the difference between machine digital certificate and user certificate? 1.1 Answer Microsoft Windows specifically: ” Local machine certificate store This type of certificate store is local to the computer and is global to all users on the computer. This certificate store is located in the registry under the HKEY_LOCAL_MACHINE root. Current user […]

Linux Audio Troubleshooting

November 1, 2012


Imagine I had Linux Mint 12 and I connected my headphone to my linux machine, after disconnecting it I have lost my sound!?! I have alarm sounds in my monitoring system for many¬† companies and it was just silence, no alarms… I had to check the settings with the alsamixer gui (alsamixer command) and something […]

How to loose everything and get it back

December 29, 2011


I had a dualboot laptop with windows XP and Ubuntu 11.10. I had the following partitions for Ubuntu: partition for “/boot”. This was the boot partition root partition “/” swap partition and an ntfs partition for windows and another one for the data. After installing XP I have lost the partitions table and the windows […]