Category: Notepad

A few days ago, Facebook began showing error messages when accessing applications from https, being available for developers, in the application configuration, two new fields, to indicate secure urls (over https).

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