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Jan 27, 2017 at 21:08
Fun blog post on the subtleties of lazy IO in Haskell:
https://ianthehenry.com/posts/lazy-io/

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Feb 14, 2016 at 13:45
Regularly surprised by the subtleties of FP maths. TIL there are FP environments and it can even throw exceptions!
[llvm-dev] [RFC] FP Environment and Rounding mode handling in LLVM
Feb 9, 2016 at 20:00
The Surprising Subtleties of Zeroing a Register https://randomascii.wordpress.com/2012/12/29/the-surprising-subtleties-of-zeroing-a-register/ (modern superscalar CPUs are like JITs, happy paths are not obvious)
The Surprising Subtleties of Zeroing a Register
The Surprising Subtleties of Zeroing a Register
Zeroing out a CPU register seems like the simplest and most basic operation imaginable, but in fact x86 CPUs contain a surprising amount of special logic to make this operation run smoothly. The mo…