The yesterday.sh shell script is a small bash script which, by default, determines todays date and then moves it back one day to get yesterdays date. Most of the logic is quite obvious but the edge ...

Inkjet or laser? Need just printing, or have to scan and copy, too? Seeking low-cost ink, or a low-cost printer? Here's how to choose the right printer for home or work, backed by our top lab-tested ...

Flexibility is the ability of your joints to move through their full range of motion without pain or stiffness. It also refers to the pliability of the muscles that support the joints. Flexible ...

Khadija Khartit is a strategy, investment, and funding expert, and an educator of fintech and strategic finance in top universities. She has been an investor, entrepreneur, and advisor for more than ...

Abstract: We have proposed a method to focus an ultrasonic beam transmitted from piezoelectric micromachined ultrasonic transducer (pMUT) array based on the principle of phase-type Fresnel Zone Plate ...