C++ expressions with unsigned and signed operands

For historical reasons in C++ still holds the following behavior when signed and unsigned numbers mix up in the same operand. In a piece of code like the following: the outcome would be that the “if condition” is false, even Continue reading C++ expressions with unsigned and signed operands


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Posted in C++ | Leave a reply

Phast library presentation @Hipeac HeLP-DC workshop

PHAST library and approach for single-source, fast and productive parallel programming of multi-core CPUs and Nvidia GPUs will be presented in “HeLP-DC” workshop at @hipeac conference today at 3:00pm, room 7 https://www.hipeac.net/events/activities/7522/help-dc/#fndtn-program


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Posted in C++, Computing, GPGPU, Parallel programming | Leave a reply

Winter solstice 2017 – Sun rise, noon and set times

Let’s calculate the time of some interesting astronomical events for the sun today: RIse, NOOn, SEt, Equation of time (RINOOSEE) program by Sandro Bartolini – solar system ephemerides data from NASA Jet Propulsion Laboratory Location: “Dipartimento di Ingegneria dell’Informazione e Continue reading Winter solstice 2017 – Sun rise, noon and set times


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Posted in Astronomy, C++ | Leave a reply

C++ and energy efficiency

C++ Performance, speed and efficiency translates into interesting energy saving opportunities in different domains, from embedded/personal devices to datacenters. C++ is one of the most energy efficient languages, a key advantage in the age of cloud & batterieshttps://t.co/d0fPe0Wgrc#cpp#cplusplus — Meeting Continue reading C++ and energy efficiency


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Posted in C++, Computing, Energy efficiency | Leave a reply

Interview with Bjarne Stroustrup, creator of C++

Quick and interesting perspective on C++ origins, status and future: An interview with Bjarne Stroustrup, creator of C++ https://t.co/FVzBgXJ2Ma — Sandro Bartolini (@SaBartolini) October 7, 2017  


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Posted in C++ | Leave a reply