Super Volatile

Krzysztof Szafranek's link blog

Hi, I'm Krzysztof and I make websites.
When I'm not making websites, I read these.
Oct 2, 2010 / 3:30pm

Unix’s Revenge

However, the very strategy which Microsoft used to maintain a monopoly caused its rigidity of response to a new, post-PC market. Unix fit right in with the new shift in the basis of competition: toward more personal, portable and conformable computing. Windows did not. Microsoft had to build a completely new OS to deal with devices (Windows CE has little if any shared code with Windows NT et. al.).
more on asymco.com

Why Unix made such a great comeback during the last years.

Filed under: unix   windows  
Aug 23, 2010 / 11:34pm

why GNU grep is fast

  • #1 trick: GNU grep is fast because it AVOIDS LOOKING AT EVERY INPUT BYTE.
  • #2 trick: GNU grep is fast because it EXECUTES VERY FEW INSTRUCTIONS FOR EACH BYTE that it *does* look at.

Technical explanation of algorithms used by grep.

Filed under: computer science   unix