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Apple Reports Second Quarter Results
Apple reported its second quarter financial results for the fiscal year after the market close on Wednesday, April 28, 2021.
New
The latest blog posts to take off on Hacker News. 5,820 posts.
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Better drainage of brain debris improves Alzheimer's disease therapies
In most of the organs of our body, the lymphatic system is responsible for conducting lymph between different parts of the body. The lymphatic system processes an average of 3 liters of lymph per day. Lymph lies between the blood vessels and the cells. The lymphatic system provides a return route to the blood vessels…
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Why we switched from Webpack to Vite
At Replit, our mission is to make programming more accessible. We provide people with free compute in the cloud so that they can build apps on any device. Among the most popular ways to create apps on the web today is React. Historically, however, React tooling has been slow on Replit. While the JavaScript ecosystem…
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Ideal divisors: when a division compiles down to just a multiplication
The division instruction is one of the most expensive instruction in your CPU. Thus optimizing compilers often compile divisions by known constants down to a multiplication followed by a shift. However, in some lucky cases, the compiler does not even need a shift. I call the corresponding divisors ideal. For the math…
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Who won the Amstel Gold Race? Human error in photo-finishes
Investigating the photo-finish of last Sunday's Amstel Gold Race. With millimeters separating the two riders does the photo-finish camera tell the truth?
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Finding an Easter Egg in Microsoft Bob
Well, somebody had to find it.
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What's Accenture? (2020)
Accenture made $43B in 2019 - you've probably heard of them, but you might not be sure what they actually do. This post will help.
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Diving Deep on S3 Consistency
A deep dive on why we changed Amazon S3's consistency model
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Ed Balls Day
Ed Balls Day is a bit of fun and the stuff of nonsense. It celebrates and remembers the day (28 April 2011) when British politician Ed Balls tweeted his name thinking he was entering it into a sear…
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GitHub blocks FLoC across all of GitHub Pages
All GitHub Pages sites served from the github.io domain will now have a Permissions-Policy: interest-cohort=() header set. Pages sites using a custom domain will not be impacted. Learn more about…
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DHH: Let It All Out
Casey's reporting for The Verge brought some of the dirty laundry that helped motivate our change of direction regarding societal politics at Basecamp onto the public record. It erased part of that fine line we try to toe between sharing as much of the inner workings at the company as possible while respecting the…
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Leaving No Pixel Behind: Three Years in Xenia's GPU Emulation
xenia is a BSD licensed open source research project for emulating Xbox 360 games on modern PCs.
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Film simulations from scratch using Python
Disclaimer: The post is more about understanding LUTs and HaldCLUTs and writing methods from scratch to apply these LUTs to an image rather than coming up with CLUTs themselves from scratch. Outlin…
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Grand jury subpoena for Signal user data, Central District of California
It’s the first half of 2021 – nearly five years since the “first half of 2016” – but in many ways not much has changed. The United Kingdom is still trying to figure out Brexit, another Justin Bieber song hit #1 on the charts (is it too late now to say sorry?), and Signal still doesn’t really know...
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Google can ban your Android app if they think you’ve clicked on your own ads
Google can and will permanently ban your Android app if Google thinks you’ve clicked on your own ads
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The health benefits of better air
Why the air you breathe matters, and what to do about it.
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What’s wrong with Git? A conceptual design analysis (2016)
What’s wrong with Git? A conceptual design analysis De Rossi & Jackson Onward! 2013 We finished up last week talking about the how to find good concepts / abstractions in a software desig…
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Study shows class bias in hiring based on few seconds of speech
Economic inequality in hiring is in part driven by snap perceptions of job applicants’ speech patterns, new Yale research shows.
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An open letter to Jason and David
Dear Jason and David, aka the founder-owners of Basecamp who up until 2021 earned 100% of the company’s profits along with Jeff Bezos, As you know, I am writing this while on medical leave fr…
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I forgot about print style sheets (2016)
A small collection of useful CSS techniques and a quick reminder that print style sheets are still a thing.
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Why UML “Really” Died
There's this post going around the internet called Has UML died without anyone noticing?, In the piece, Ernesto Garbarino says that UML was killed by...