wf-optimizer
Languages and libraries
compiler optimization
SHOW HN2016
55points
35comments
#680of 2,264 in 2016
Top 31%of 2016 by points
How HN took it
DebatedReal support and real criticism
2 positive, 4 neutral or asking, 0 mixed, 2 critical, out of 8 comments about the project. Thread score -0.06.
Idea: 2 for, 2 against
The thread, comment by comment
Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.
positive neutral or mixed critical about another commenter or something else the maker
What HN said
What people liked
Connects to abstract algebra and fold fusion theory
From 2 comments
This approach is strongly reminiscent of abstract algebra; for example, the Map-Reduce Transformation example seems to be(?) justified exactly when f is an isomorphism over r.…
ericbb on HNReferenced in the paper panic suggested below ( https://news.ycombinator.com/item?id=11595273 ), and suggested to me directly by @mattcmd on twitter (…
pschanely on HN
Objections
Floating point makes sum reordering unsound
From 2 comments
The premise of the optimizations in this article don't always hold, unfortunately. If x is floating point, sum(reverse(x)) is unlikely to be equal to sum(x) for long enough x,…
sivvy on HNBeat me to it wrt floating point! It's not a field.
quickie69 on HN
Show HN guidelines: nothing for users to try
From 1 comment
Interesting article. Not sure if it meets the of the "Show HN" guidelines -- there is nothing for users to try out or play with. If it is still withing the window, maybe change…
brudgers on HN
Requests
Clickable code link and more explanation of Maude
From 1 comment
Or post a clickable link here in the thread? Explaining the code might be an opportunity to create a rough draft of something more polished. A bit of background on Maude might be…
brudgers on HN
Questions
How does this compare to stream fusion?
From 1 comment
How does this compare to stream fusion? http://citeseer.ist.psu.edu/viewdoc/summary?doi=10.1.1.104.7401
panic on HN
Alternatives named
Stream fusion
From 1 comment
How does this compare to stream fusion? http://citeseer.ist.psu.edu/viewdoc/summary?doi=10.1.1.104.7401
panic on HN
CouchDB persisted reduce results
From 1 comment
Thank you. And, heck yes, more people need to be talking about how to deal with computations that are largely repeated. That problem comes up all over the place. Couchdb had an…
pschanely on HN