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The bicycle, as we know it today, was not invented until the late 1800s. Yet it was a simple mechanical invention. It would seem to require no brilliant inventive insight, and certainly no scientific background.

Cities: Skylinesis a city simulation game that is complex enough to build universal logic gates in it. Using universal logic gates it is possible to construct any circuit including Turing complete machines. So, just like in Minecraft one can build a computer ...

Compilers, interpreters, runtimes, and the like can sometimes feel vaguely magical. They take your code, perform complex transformations that you only partially understand, and spit out an executable binary. Clearly, the inner workings of such a beast ...

Hello everyone. I'm so excited to be here at Compose, along so many enthusiastic and some very advanced functional programmers. I live a dual life. At day, I teach computers how to think about code more deeply and, at night, I teach people ...

BPF (eBPF) tracing is a superpower that can analyze everything, and I'll show you how in my upcoming book BPF Performance Tools: Linux System and Application Observability, coming soon from Addison Wesley. The book includes over 150 BPF observability ...

SpaceX has announced via an official update and conference call the preliminary results of a failure investigation convened immediately after Crew Dragon capsule C201 exploded in the midsts of an April 20th static fire test. Hosted by SpaceX Vice President of Mission Assurance Hans Koenigsmann...

Nearly all non-trivial programs allocate and manage memory. Getting it right is becoming increasingly important, as programs get ever more complex and mistakes get ever more costly. The usual problems are:

Classic USB from the 1.1, 2.0, to 3.0 generations using USB-A and USB-B connectors have a really nice property in that cables were directional and plugs and receptacles were physically distinct to specify a different capability. A USB 3.0 capable USB-B ...

MATTHEW FLATT, University of Utah, USA CANER DERICI, Indiana University, USA R. KENT DYBVIG, Cisco Systems, Inc., USA ANDREW W. KEEP, Cisco Systems, Inc., USA GUSTAVO E. MASSACCESI, Universidad de Buenos Aires, Argentina SARAH SPALL, Indiana University, ...

Abstract:Organic updates (from a member's network) and sponsored updates (or ads, from advertisers) together form the newsfeed on LinkedIn. The newsfeed, the default homepage for members, attracts them to engage, brings them value and helps LinkedIn ...

I was at SRI, a research institute by the Stanford campus. Around me was a lively group of some of the best minds in Computer Science, some of them have had their PhDs in the field for 40 years. I had the honor of being the leastcredentialed person ...

July 15, 2019 (Cary, NC) –Epic Games, as part of the company ’s $100 million Epic MegaGrants program, is awarding the Blender Foundation $1.2 million in cash to further the success of Blender, the free and open source 3D creation suite that supports ...

As a cucumber plant grows, it sprouts tightly coiled tendrils that seek out supports in order to pull the plant upward. This ensures the plant receives as much sunlight exposure as possible. Now, researchers at MIT have found a way to imitate ...

An artist’s rendering of  Auroraceratops shows its bipedal posture as well as the beak and frill that characterize it as a member of the horned dinosaurs. Paleontologists from Penn led a team in characterizing this species, discovered in China. ...

Jump to navigation Jump to search Baumol's cost disease (or the Baumol effect) is the rise of salaries in jobs that have experienced no or low increase of labor productivity, in response to rising salaries in other jobs that have experienced ...

Perhaps the most dramatic moment of Apollo 11's mission to the moon was when the Eagle began its final descent to the lunar surface and the ship's computer became overloaded. Few were more nervous than the young computer programmer ...

The Lyttle Lytton Contest ◊ The annual Bulwer‐Lytton Fiction Contestchallenges entrants to pen the world ’s most atrocious first line to a novel.  Winners (and runners ‐up and honorable mentions) are generally very long.  An example from the 2000 ...

SOME SCIENTISTS SEE their work make headlines. But MIT meteorologist Edward Lorenz watched his work become a catch phrase. Lorenz, who died in April, created one of the most beguiling and evocative notions ever to leap from the lab into popular culture: ...

Osgood is a secure, fast, and simple platform for running JavaScript HTTP servers. It is written using Rust and V8. Services written today share a common flaw: Being over-privileged. Osgood is an attempt to build a platform from the ground up, one which ...

Think insurance shopping is painful and time-consuming? We thought so too. That is why we built jerry.ai to create the easiest experience for our users. Enabled by disruptive technologies, jerry.aiaims for the one-click user experience in financial ...

by Samuel Clay NewsBlur is a personal news reader that brings people together to talk about the world. by Balazs Varkonyi A Mac reading app that collects from multiple sources: Instapaper; Pinboard; Pocket; and RSS with support for various ...

Have you simply had it up to here with these impotent little momma's-boy rockets that take almost a year to crawl to Mars? Then you want a herculean muscle-rocket, with rippling titanium washboard abs and huge geodesic truck-nuts! You want a Torchship! ...

Hi HN! We’re Guillaume and Lewis, founders of Dataform, and we're excited (and nervous) to be posting this on HN. Dataform is a platform for data analysts to manage data workflows in cloud data warehouses such as Google BigQuery, Amazon Redshift or ...

This repository contains the skeleton of a Ph.D. thesis written in Org Mode. It does not aim to be an authoritative guide on writing thesis with Org Mode, i.e., it only represents the solution that I found most convenient within the time frame of my ...

Thousands of workers in Amazon sites around the world are staging protests about pay and conditions as the online retailer begins its annual sale. Unions say that 2,000 workers are on strike in Germany, while in the US, workers in a Minnesota centre ...

Cargill is the United States ’largest privately held company, bigger even than the notorious Koch Industries. Its footprint extends around the world. But The Worst Company in the World? We recognize this is an audacious claim. There are, alas, ...

If you’ve ever had the window seat on an airliner, you’ve probably noticed that the corners of the window were rounded instead of squared. Ever wondered why? The early ’50s were an exciting time in the aviation industry. After being dedicated full-time ...

Last week we told the story of the family whose children emptied their parents' bank account buying players in the video game Fifa. It generated a big debate about whether parental controls are sufficient, how much responsibility lies with mum ...

John Mathew is Associate Professor of History of Science, Humanities and Social Sciences, and Sciences at Krea University. T were very much in vogue during my doctoral years reading ecological sciences in the United States. The first involved a comment ...