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Hacker News
Respiratory virus shedding in exhaled breath and efficacy of face masks
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Nature
Respiratory virus shedding in exhaled breath and efficacy of face masks
Nature Medicine - A study of 246 individuals with seasonal respiratory virus infections randomized to wear or not wear a surgical face mask showed that masks can significantly reduce detection of...
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Physical force alone spurs gene expression, study reveals
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phys.org
Physical force alone spurs gene expression, study reveals
Cells will ramp up gene expression in response to physical forces alone, a new study finds. Gene activation, the first step of protein production, starts less than one millisecond after a cell is stretchedβhundreds ...
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Semi-Supervised Learning: 85% accuracy on CIFAR-10 with only 10 labeled images
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Amit Chaudhary
The Illustrated FixMatch for Semi-Supervised Learning
Learn how to leverage unlabeled data using FixMatch for semi-supervised learning
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Zoom 0-day: The 'S' in Zoom, Stands for Security
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objective-see.org
The 'S' in Zoom, Stands for Security
uncovering (local) security flaws in Zoom's latest macOS client
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Apple's MacOS Server has a 1.5/5 rating on the Mac App Store
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App Store
macOS Server
macOS Server makes it easy to configure and monitor Mac, iPhone, iPad, and Apple TV devices.
Hereβs what youβll get with macOS Server:
Profile Manager
β’
Mobile device management for iOS, macOS, and tvOS devices
β’
Distribution of institution licensedβ¦
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Dear Jeff Bezos, instead of firing me, protect your workers from coronavirus
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the Guardian
Dear Jeff Bezos, instead of firing me, protect your workers from coronavirus
I spoke up for safety at an Amazon warehouse. Unfortunately I believe it cost me my job
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βfarewell outline. we have all been laid off.β
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Twitter
Leah Finnegan
farewell @outline. we have all been laid off.
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Americans are underestimating how long disruptions will last, health experts say
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STAT
Americans are underestimating how long coronavirus disruptions will last, health experts say
Public health experts are increasingly worried that Americans are underestimating how long the coronavirus pandemic will disrupt everyday life in the country.
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Ask HN: Who has been laid off?
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Nim v1.2 Released
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Nim Programming Language
Version 1.2.0 released
We are very proud to announce Nim version 1.2 after six months of continuous development!
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Common Lisp to JavaScript Compiler
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GitHub
GitHub - cxxxr/valtan: Common Lisp to JavaScript compiler
Common Lisp to JavaScript compiler. Contribute to cxxxr/valtan development by creating an account on GitHub.
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Iβm Peter Roberts, immigration attorney who does work for YC and startups. AMA
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Avoiding Retpolines with Static Calls
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lwn.net
Avoiding retpolines with static calls
January 2018 was a sad time in the kernel community. The Meltdown and
Spectre vulnerabilities had finally been disclosed, and the required
workarounds hurt kernel performance in a number of ways. One of those
workarounds β retpolines β
continues to causeβ¦
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Does Zoom use end-to-end encryption?
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A Few Thoughts on Cryptographic Engineering
Does Zoom use end-to-end encryption?
TL;DR: Itβs complicated. Yesterday Zoom (the videoconferencing company, not the defunct telecom) put out a clarification post describing their encryption practices. This is a nice example of β¦
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Notes on the M4 Macro Language
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The Rule of Three (2017)
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Andrewbrookins
The Rule of Three β Andrew Brookins
Many programmers feel a desire to create reusable components early in the development process. I know I do! So why does following that urge so often lead to building the wrong abstraction?
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Zoom rolled their own encryption scheme, transmit keys through servers in China
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The Citizen Lab
Move Fast and Roll Your Own Crypto
This report examines the encryption that protects meetings in Zoom and finds that they have made their own encryption scheme and has significant weaknesses.
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Show HN: A list of discounted SaaS products which you can use to fight Covid-19
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Fight COVID-19 together with discounts for these SaaS products.
Use the provided discounts of the following SaaS products and build amazing tools to fight COVID-19
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Better than Zoom: Try these free software tools for staying in touch
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www.fsf.org
Better than Zoom: Try these free software tools for staying in touch
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Nvidia Vulkan Ray Tracing Tutorials
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GitHub
GitHub - nvpro-samples/vk_raytracing_tutorial_KHR: Ray tracing examples and tutorials using VK_KHR_ray_tracing
Ray tracing examples and tutorials using VK_KHR_ray_tracing - nvpro-samples/vk_raytracing_tutorial_KHR
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Private Equity Wants in on the Bailout? Spare Me
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Bloomberg.com
Now Private Equity Wants In on the Bailout? Spare Me
The industry is lobbying hard for its portfolio companies to be eligible for $377 billion of small-business loans. It should get to the back of the line.
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