squidfood

19 ms·

1. 151.▲
   by squidfood 15y ago

   gfortran is just fine! Intel fortran is a step up on various optimizations (especially parallel architectures) but gfortran is a good baseline.
2. 152.▲
   by squidfood 15y ago

   Believe me, I'm current with c/c++ fixes, tricks, and libraries up to about 2007 at least. About every two years during this long period of self-abuse I'd go library-hunting and find some piece of c++ that marginally improved things; the s
3. 153.▲
   by squidfood 15y ago

   Yes, it is in fact so "simple" that you have to bang it on the head and shout at it to get it to actually do anything. For the audience of this article, a good test is to compare a copy of Numerical Recipes in c versus the fortran edition,
4. 154.▲
   by squidfood 15y ago

   Exactly. I'm a numerical scientist (does a lot of oceanography) who started out around 1989 in c "for speed". After 15 years of wrestling with hand rolling up, unrolling, threading, rolling for the simplest matrix multiplication, someone
5. 155.▲
   by squidfood 15y ago

   > It is sometimes possible to use = for assignment, though I don't understand when this is and is not allowed. Little bit of interesting history on this was just a google away: http://blog.revolutionanalytics.com/2008/12/use-equals-or-
6. 156.▲
   by squidfood 15y ago

   My experience is exactly opposite. Sure a big line is initially discouraging. But while in line, if I've chosen one of several lines, I fixate: is my chosen cashier a slow idiot? is a customer ahead of me fumbling for change? Should I ju