Caches: LRU v. random Once upon a time, my computer architecture professormentioned that using a random eviction policy for caches really isn't so bad. That random eviction isn't bad can be surprising -- if your cache fills up and you have to ...

Free deals can turn even the most rational consumer into a crazed lunatic. But are they as good as they seem to be? It can turn even the most rational consumers into crazed lunatics who stand in 3-hour-long lines to save $3 and punch each other in ...

Any risk posed by involving the Chinese technology giant Huawei in UK telecoms projects can be managed, cyber-security chiefs have determined. The UK's National Cyber Security Centre's decision undermines US efforts to persuade its allies to ...

Jason A. Donenfeld Jason at zx2c4.com Sat Feb 16 02:26:20 CET 2019 Hey everyone, After many months of hard work, Roopesh, Eric, and I are pleased to announce an initial version of WireGuard for macOS: https://itunes.apple.com/us/app/wireguard/id1451685025?ls=1&mt=12 ...

Mar 2013, updated in Mar 2015, Apr 2018 This guide will cover various ways to make hexagonal grids, the relationships between different approaches, and common formulas and algorithms. Hexagonal grids aren't as common as square grids. I've been collecting ...

I’m a huge, HUGE, fan of LD_PRELOAD let me tell you… oh wait it’s my blog so I’m going to. Where do I begin… About three years ago, I wrote a blog post about the 10 LDFLAGS I love. After writing the post, I realized I should have made the number ...

Exercise physiologists agree: muscle memory is real. But how are these 'memories' stored? A review has a simple answer: nuclei gained during training persist even when muscle cells shrink due to disuse or start to break down. This means we can 'bank' nuclei in our youth to prevent frailty in old...

Museum of Failure is a collection of failed products and services from around the world. The majority of all innovation projects fail and the museum showcases these failures to provide visitors a fascinating learning experience. Every item provides ...

Paper copies of this document may not be current and should not be relied on for official purposes. The most recent draft is in the LaRS JPL DocuShare Library at http://lars-lib .Document created Added guidance for the use of extern declarations, to avoid ...

Ken Nordine looking at the computer screen inside the third-floor studio inside his North Side home in 2012. Ken Nordine looking at the computer screen inside the third-floor studio inside his North Side home in 2012. (John Lee/Chicago Tribune) ...

I’m going to hazard a guess and say that everyone whose friends or family have ever flown on a plane, have used Flightradar24 — a free and convenient service for tracking flights in real time. But, if my friends are any indication, very few people ...

At Tuesday Night Live with James Hamilton at the 2016 AWS re:Inventconference, I introduced the first Amazon Web Services custom silicon. The ASIC I showed formed the foundational core of our second generation custom network interface controllers ...

Report forwarded to debian-bugs-dist@lists.debian.org, Debian Kernel Team <debian-kernel@lists.debian.org>: Bug#922478; Package linux-image-4.9.0-8-armmp-lpae. (Sat, 16 Feb 2019 18:03:04 GMT) ( full text, mbox, link). ...

space-based-ads-b For over 2 decades AirNav Systems has been committed to creating the industry ’s most reliable and extensive ADS-B network on the ground. Our excellent worldwide coverage stands testament to this. But we ’re always looking ...

The most radical thinker of the eighteenth century, Denis Diderot (1713–1784), is not exactly a forgotten man, though he has been long overshadowed by his contemporaries Voltaire and Jean-Jacques Rousseau. Voltaire and Rousseau were among the first to be buried in the French Pantheon of the...

The resilience of the 146-year-old QWERTY layout is remarkable, but that didn’t stop me from abandoning it 10 years ago. Here’s what I’ve learned in the decade since.

Having battled their deadly rivals the Romans in Spain, in 218BC the Carthaginian army made a move that no one expected. Their commander Hannibal marched his troops, including cavalry and African war elephants, across a high pass in the Alps to strike ...

Soon after Kate Colgan’s mother, Janet, awoke from surgery in a hospital near Manchester, U.K., last summer, she made a simple request of her daughter: “Get me to Germany.” So Kate, then 25, fitted the family sedan with a roof rack and piled it with ...

When Ada JoAnn Taylor is tense, she thinks she can feel the fabric of a throw pillow in the pads of her fingers. Taylor has suffered from tactile flashbacks for three decades. She imagines herself in a small apartment in Beatrice, Nebraska. She is gripping ...

If you ’re familiar with transmissions like the Chrysler TorqueFlite and GM Turbo Hydra-Matic (among others), you may have heard of the “Simpson gearset. ”In this installment of Ate Up With Motor, we look at the origins and function of the Simpson ...

I ’ve been acting in the role of Engineering Manager for 6 months now, so it ’s a good time to review how things are going. Some of the points below could be obvious to some and not everything will work in all situations, but I hope I can accurately describe ...

The Digital, Culture, Media and Sport Committee has published its final report on Disinformation and ‘fake news’. Government to reform current electoral communications laws and rules on overseas involvement in UK elections

Digi-Comp II Replica: Digi-Comp II is a mechanical computer invented by John Thomas Godfrey and manufactured by Education Science Research (E.S.R., Inc.) in the late 60's. As can be seen in the pictures above, the device consists of a frame (about 14 by 28 inches) pro...

The United States likes to think of itself as a republic, but it holds territories all over the world – the map you always see doesn’t tell the whole story. By Daniel Immerwahr

OU'RE almost ready to believe in flying carpets when you open the throttle and see a 200-lb. load float eerily off the ground. Tip the handles slightly and you have to brace yourself to keep this wheel-less Flying Cart from skit- tering down the drive ...

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We proposed to organize a meeting at which we would bring together many of the major established researchers in the area of commonsense knowledge and reasoning. Riecken organized a preliminary meeting at the IBM Thomas J. Watson Research Cen- ter in March ...

CSS Grid is robust, flexible, and a refreshing paradigm shift from other CSS layout systems. While these are selling points for Grid, they also make it hard to learn. This means that CSS Grid has a pretty high skill floor—a developer needs to ...

In A Data Cleaner's Cookbook I demonstrate a few of the ways you can give records a serial number using the nl command — for example: With nl alone you can't add a string beforea number. To do that, or to embed the serial record numbering ...

______________________________________________ A Critical Evaluation of the Supposed Contemporary Existence of Carcharodon megalodon by Ben S. Roesch ______________________________________________