Disclaimer
All of this material is my intellectual property but you can reuse it for your own purposes as long as you quote me and/or link to this website. I believe knowledge is to be shared so feel free to do so.
I try to update the PDFs as often as I can. If you notice a typo or an error, feel free to reach me: jeff at bencteux dot fr.
If ever you are interested by me teaching these courses to some audience, I do such things, feel free to send me an email for prices and availibility.
If none of the above apply to you and you just want to give me feedback by email, it is always welcome :).