wtorek, 29 grudnia 2015
Fast conversion of floating-point values to string
The conversion to string could be 15 times faster than sprintf. Read more...
niedziela, 27 grudnia 2015
Base64 encoding — implementation study
Although base64 encoding is a very basic algorithm, it could be sped up a little (25% sounds good?) Read more...
sobota, 26 grudnia 2015
Benefits from the obsession
Everything has started few years ago when I found John Regher's blog. If
you don't know the blog I highly recommend it. Among other things (I like
the photos!) the author studies bugs in compilers, undefined behaviours and
similar things. The word "overflow" appears quite often in his posts due to
the great number of errors related to improper use of the integer
arithmetic. Well, I don't know when the obsession has exactly started, but
recently I realized that I am alert of all integer operations in my
programs. Read more...