When I think about all the quantified-self stuff, I can't help but recall this xkcd strip. Quantified self, lifelogging, IoT, are all "blockier" samples of the real world as well. But together with other digital samples and artefacts, they are shaping our digital identities and properties. What once was a…
In his 1926 novel one, no one and one hundred thousand, Pirandello talks about the struggle between our perceived identity and the masks that society force us to wear every day. It's a funny and bitter novel even today, subtly disturbing one of our most (apparently) firm belief: I am…
Since our days at school, we have all been taught about oral traditions and how they were marginalized by the advent of the written ones. A great portion of our cultures just faded away during the past centuries, unless it was "written down". A lot of researches have been done…
If like me you own very old ssh keys, chances are that are a weak dsa ones. Unfortunately for us lazy admins, the latest release of MacOS seems to be compliant with the latest openssh policies. OpenSSH 7.0 and greater similarly disable the ssh-dss (DSA) public key algorithm. It…
Recently we built a small VMware ESXi cluster (3 nodes) for testing and developing purpose. After playing with it for a while (and spinning up a few dozen vms), we started looking around for a cheap and simple backup solution. Step 0 - install the tools install ruby install bundler…
In the past I've been asked to test a complex Qlikview Project with lots of variables, events and macros. Manual testing was becoming too complex and boring, so I helped adding a bit of rspec to the mix. I've been using rspec to test almost everything in the past few…