What is the difference between a single precision floating point operation and double precision floating operation? I’m especially interested in practical terms in relation to video game consoles. For example, does the Nintendo 64 have a 64 bit processor and if it does then would that mean it was capable of double precision floating point … Read more
I understand that the processor brings data into the cache via cache lines, which – for instance, on my Atom processor – brings in about 64 bytes at a time, whatever the size of the actual data being read. My question is: Imagine that you need to read one byte from memory, which 64 bytes … Read more
When I type uname -a, it gives the following output. Linux mars 2.6.9-67.0.15.ELsmp #1 SMP Tue Apr 22 13:50:33 EDT 2008 i686 i686 i386 GNU/Linux How can I know from this that the given OS is 32 or 64 bit? This is useful when writing configure scripts, for example: what architecture am I building for? … Read more
