Linux

space usage

Recently came across one of my linux VM machines that ran out of disk space. But where did all the space go? What ate it

Engineering

Laser Diffraction pattern research

Found a few sites/companies that manufacture difracion gratings. I should contact them and get some samples. http://worldstartech.com/products/description/60/index http://www.lasercomponents.com/us/product/pattern-generators-for-flexpoint-laser-modules/ http://www.edphoton.com/Other%20Standard%20DOEs%20English.htm

Health

Blood glucose meter research

Looking for a blood glucose meter. Best 10 glucometers as lsorted by Men’s health http://www.menshealth.com/spotlight/diabetes/top-blood-glucose-meters.php It looks like not all blood sugar meters are equally