DonPellegrino

6 ms·

1.
by DonPellegrino 3y ago
This episode of the Jane Street podcast (Signals & Threads) discusses a recent optimization to the GC (pointer prefetching) that's had impressive results. Part of why it has worked so well is the pointer tagging/63-bit integer
2.
by DonPellegrino 3y ago
> Lea became very slow in recent Intel cpus? News to me. Article is from 2014. The "recent" CPUs they are discussing is the Sandy Bridge architecture launched in 2011. See this discussion about the performance impact of LEA in
3.
by DonPellegrino 3y ago
It's not bad at all https://github.com/lemire/Code-used-on-Daniel-Lemire-s-blog/...
4.
by DonPellegrino 3y ago
This top bit is used by the garbage collector for performance. OCaml's GC is light enough that it simply does not feel like it exists at all. Integers also do not cause allocations. Jane Street's blog explains the reasoning in det
5.
by DonPellegrino 9y ago
AMD has confirmed that they've been able to replicate the Linux bug and that it only happens on Ryzen , ThreadRipper and Epyc do not suffer from that issue.
6.
by DonPellegrino 10y ago
Nordam Group | Fullstack Software Developer | Tulsa, OK | Onsite (relocation available) We’re an independent development team inside The NORDAM Group building a brand new public web service. The aerospace industry we’re modernizing has yet
7.
by DonPellegrino 10y ago
Nordam Group | Fullstack Software Developer | Tulsa, OK | Onsite (relocation available) We’re an independent development team inside The NORDAM Group building a brand new public web service. The aerospace industry we’re modernizing has yet
8.
by DonPellegrino 10y ago
F# lacks all the most advanced module capabilities of OCaml, is tied to the CLR and isn't free of the Null problem.
9.
by DonPellegrino 10y ago
It checks that the first column of each row is not null, that's what the '1' stands for.
10.
The Technical Interview Rift(blog.techmasters.chat)
50 points by DonPellegrino 10y ago|95 comments
11.
Quitting to Get Ahead(blog.techmasters.chat)
4 points by DonPellegrino 10y ago|0 comments
12.
Misconceptions About Majority Rule(groupincome.org)
5 points by DonPellegrino 10y ago|0 comments
13.
by DonPellegrino 10y ago
This is a "10 tonne truck" we're talking about. They also mention how once they needed 3 trucks to pull them out.
14.
How to Compromise Zcash and Take Over the World(blog.okturtles.com)
7 points by DonPellegrino 10y ago|0 comments
15.
by DonPellegrino 10y ago
It would have to be Core_kernel, the subset of Core that doesn't interact with the runtime or OS. I'm very curious about this and would like to know, too.
16.
by DonPellegrino 10y ago
You're confusing UdeM with UQAM. UdeM is the more prestigious one by far, but it's also smaller than UQAM. There's at least 6 universities in Montreal, it's easy for outsiders to get lost.
17.
by DonPellegrino 10y ago
I pick some technology that has the following characteristics: - A complete paradigm shift. I want something that will force me to rethink how I approach problems. I want to force my brain to develop new pathways, so to speak. - Something w
18.
by DonPellegrino 10y ago
The point of the article was to show how the % of used memory will affect performance in a non-linear manner. It's obvious once you know, but it's not if you've never experienced it before.
19.
by DonPellegrino 10y ago
There's also [Bottleneck]( https://github.com/SGrondin/bottleneck ) for more fine grained concurrency.
20.
by DonPellegrino 10y ago
Indeed! It was explained in the 3rd article of this series: https://mastermind.atavist.com/he-always-had-a-dark-side
21.
by DonPellegrino 11y ago
The frontend part of my team is using Mithril for a serious project. They seem to be enjoying it. It was chosen for the reasons you listed.
22.
Some software design guidelines(simongrondin.name)
3 points by DonPellegrino 11y ago|1 comments
23.
The Worst Act of Terrorism in San Francisco History(priceonomics.com)
2 points by DonPellegrino 11y ago|1 comments
24.
by DonPellegrino 11y ago
When open source implementations, reference guides/manuals and public internet forums (in that order from biggest to smallest sign) start being ubiquitous.
25.
Things I’ve learned about making portable binaries(simongrondin.name)
9 points by DonPellegrino 11y ago|0 comments
26.
Scaling up an API proxy in OCaml(blog.mashape.com)
3 points by DonPellegrino 11y ago|0 comments
27.
Logarithmic scaling with the fastest JSON validator(simongrondin.name)
2 points by DonPellegrino 11y ago|0 comments
28.
by DonPellegrino 11y ago
Thanks, I'm honored!
29.
by DonPellegrino 11y ago
Author here, I originally posted this to https://www.reddit.com/r/ocaml to gather some feedback prior to posting it here. It was a surprised when my boss told me "Hey, you're top 10 on HN right now". Gla
30.
by DonPellegrino 11y ago
Check out Kong, even easier, built on nginx and better docs too: https://github.com/Mashape/kong

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