Tag: Systems

Sometimes we may need to update the public keys of some Ubuntu repositories. A symptom is the following error:

A “recipe” to keep on hand:

cat fichero.log  |
       \ awk '{print $1}'  |
       \ sort |
       \ uniq -c |
       \ sort -n |
       \ tail -10

I have always said: ” there are two types of people: Those who have lost data and those who have not yet“. Given this scenario, we try to do everything in our power to safeguard all the information we have on computers in the safest way.