The Debian repository was removed from this domain, as I now keep all my packages in packagecloud. I have also removed my GPG public key, as that was used only for Debian package signing, and I have lost the private key :)
The Probabilistic bug hunting article shows us how to deal with software (or hardware, for that matter) bugs that do not have a deterministic behaviour.
I have built a new GPG key, and re-signed all my debian packages with it.
I always use watch to monitor the output of Unix processes and wait for events. I sometimes wonder about the history of outputs. Enters watchng, a python script that shows the output of a process along with the date-time, but only when this output changes between two consecutive runs.
Google sheets is a great tool for collaboration. It's a spreadsheet where a team can simultaneously edit cells online, in a clear and consistent fashion. To ease the use of the product of this collaboration in other contexts, you can now use google-spreadsheet-csv to download and upload the CSV version of a sheet.
The last article in the "HD occupation series", Hard drive occupation prediction with R - Part 3, explores how we can use historical data and Monte Carlo simulations to predict the range of possible values for HD occupation at any point in the future.