XenApp, my book!

Over the past few months, I put all my experience with Citrix XenApp in a book, that has been recently published by Packt Publishing: Citrix XenApp Performance Essentials. I hope this book will be a concrete help for all the system administrators who need to design, implement and optimize a XenApp infrastructure that performs well and can…

Arduino Yún

During the annual The state of Arduino presentation, Massimo Banzi has announced the new Arduino Yún, a device that combine an Arduino Leonardo with a system-on-chip by Atheros that runs a Linux distribution designed for embedded devices, named Linino: If you read my tutorials about how to connect Arduino to the Internet, you probably noticed that the Atmel microcontroller has some…

Open book on 3d printing

Some scientists from the ICTP (International Centre for Theoretical Physics) published an open book about 3d printing, titled Low-cost 3d printing for science, education and sustainable development. The book covers pratical issues (printer models, use of OpenSCAD and Slic3r) but also investigates the application of 3d printing in fields like science (including an experience  from CERN), education and sustainable development.…

PCB Visualizer

Eurocircuits has published a useful online tool  to validate your PCB projects: PCB Visualizer: After having uploaded your files (it can handle Gerber or Eagle v.6 format) you can check if everything is ok: At the moment, the tool is available if you choose one of the following PCB services: Eurocircuits : www.eurocircuits.com Elektor :  www.elektorpcbservice.com element 14…