Top Posts for April 20, 2018

Towards Battery-Free HD Video Streaming [video]

Summary: © Mehrdad Hessar, Paul G. Allen School of Computer Science & Engineering, University of Washington.

Keywords: allen, washington, bootstrap, science, hessar

Full article on | 670 Points and 97 Comments

Smugmug Acquires Flickr

Summary: Together, SmugMug and Flickr represent the world’s most influential photographer-centric community.

Keywords: flickr, smugmug, rest, community, future

Full article on | 545 Points and 167 Comments

Wells Fargo Hit with $1B in Fines

Summary: Spencer Platt/Getty Images The Consumer Financial Protection Bureau is levying a $1 billion fine against Wells Fargo — a record for the agency — as punishment for the banking giant’s actions in its mortgage and auto loan businesses.

Keywords: wells, fargo, insurance, loan, bank

Full article on | 530 Points and 368 Comments

Towards Scala 3

Summary: Migration through automatic rewriting will also be offered through the scalafix tool, which can convert sources to the cross-buildable language subset without requiring Scala 3 to be installed.

Keywords: scala, compiler, language, build, work

Full article on | 448 Points and 342 Comments

Facebook has auto-enrolled users into a facial recognition test in Europe

Summary: And in the meanwhile Facebook users are being socially engineered , with selective examples and friction, into agreeing with things that align with the company’s data-harvesting business interests — handing over sensitive personal data without understanding the full implications of doing so.

Keywords: facebook, users, data, consent, flow

Full article on | 427 Points and 173 Comments

How to build a house alone [video]

Full article on | 420 Points and 275 Comments

FFmpeg 4.0 released

Summary: Located in the heart of Sofia on a cross-road of many Bulgarian and International networks, the facility is a fully featured Tier 3 data center that provides flexible customer-oriented colocation solutions (ranging from a server to a private collocation hall) and a high level of security.

Keywords: ffmpeg, filter, encoder, video, support

Full article on | 384 Points and 36 Comments

Susan Kare designed the suite of icons that made the Macintosh revolutionary

Summary: She was bemused last year when her son and colleagues at Pinterest alerted her that a 1984 portrait of her by Norman Seeff, taken for Rolling Stone , had turned up on Reddit in the subreddit of “old school cool.” In the photo, Kare lounges horizontally in her ergonomic chair, wearing jeans and a gray sweatshirt, with one gray-and-burgundy New Balance shoe propped on her desk.

Keywords: kare, icons, work, icon, computer

Full article on | 381 Points and 71 Comments

Rethinking GPS: Engineering Next-Gen Location at Uber

Summary: In this article, we discuss why GPS can perform poorly in urban environments and outline how we fix it using advanced signal processing algorithms deployed at scale on our server infrastructure.

Keywords: gps, location, satellite, uber, signal

Full article on | 373 Points and 89 Comments

Be likeable or get fired

Summary: I had been quite unhappy myself for some time, and I knew some of my co-workers also didn’t like me too much… the shock was because just a few weeks earlier, I had a “performance review” in which half-a-dozen of my peers mostly congratulated me for the great job I was doing, with just one guy being a bit disgruntled with me and, after giving me quite nice compliments, as all the others had done, went on a lengthy rampage listing items which he believed I needed to improve on.

Keywords: code, batch, cassandra, things, started

Full article on | 363 Points and 307 Comments

Designing very large JavaScript applications

Summary: But then you’re like “Ah, 60KB for a bit of virtual DOM munging, let’s switch to Preact”–that is an API compatible library, it is not going to change how people write software, just because you make that choice.

Keywords: text, slide, application, code, bundle

Full article on | 304 Points and 105 Comments

Interactive Go programming with Jupyter

Summary: Code completion and inspection in Jupyter Notebooks Display images, HTML, JavaScript, SVG, etc… interactive REPL mode from console goroutines and channels are fully supported

Keywords: jupyter, python, lgo, notebook, environment

Full article on | 280 Points and 37 Comments

In India, high-pressure exams are creating a student suicide crisis

Summary: For months, even years, teens who’ve barely left their parental homes before live alone, in austere hostel rooms, cramming morning, noon, and night in the hope of a secure, financially lucrative future.

Keywords: suicide, kota, india, fan, ashani

Full article on | 273 Points and 159 Comments

Google changes its messaging strategy again: Goodbye to Allo, double down on RCS

Summary: The company told The Verge that it is “pausing” work on Allo, which was only launched as recently as September 2016 , in order to put its resources into the adoption of RCS (Rich Communication Services), a messaging standard that has the potential to tie together SMS and other chat apps.

Keywords: google, chat, messaging, apps, rcs

Full article on | 262 Points and 310 Comments

Mermaid: Markdown-like generation of diagrams and flowcharts from text

Summary: As part of this team you would get write access to the repository and would represent the project when answering questions and issues.

Keywords: diagrams, mermaid, version, diagram, team

Full article on | 253 Points and 34 Comments

Mathematics I Use (2012)

Summary: If I am using a push-down automaton to parse a context-free grammar (which happens every time you send a request to an HTTP server, by the way), I have to make sure I limit the depth of recursion to avoid things like processor procedure call stack exhaustion, which requires understanding the underlying principles of the computation and the mathematics they are based on.

Keywords: data, lot, things, graph, analysis

Full article on | 229 Points and 41 Comments

Show HN: A curated library of free music for content creators

Summary: Download 21 hours ago

Keywords: download, ago, hours

Full article on | 224 Points and 30 Comments

Xz format inadequate for long-term archiving (2017)

Summary: Distributing software in xz format can only be guaranteed to be safe if the distributor controls the decompressor run by the user (or can force the use of external means of integrity checking).

Keywords: xz, data, format, error, file

Full article on | 224 Points and 126 Comments

The ‘Terms and Conditions’ Reckoning Is Coming

Summary: Waving a 2-inch-thick printed version of the social network’s user agreement, Senator Lindsey Graham quoted a line from the first page, then intoned: “I’m a lawyer, and I have no idea what that means.” The South Carolina Republican later asked Zuckerberg whether he thinks consumers understand what they’re signing up for.

Keywords: user, companies, data, information, terms

Full article on | 215 Points and 230 Comments

Executing gradient descent on the earth

Summary: It’s interesting watching the behaviour of the optimizer, it seems to fall into a valley and “roll off” each of the sides on it’s way down the mountain, which agrees with our intuition of how an object with extremely high momentum should behave physically.

Keywords: gradient, function, descent, cost, earth

Full article on | 178 Points and 42 Comments

Why I’m declining funding from Ruby Together

Summary: In particular, I have observed hostile interactions between Bundler team members and some of the most prominent figures in our ecosystem (some who are paid to work on open source by other companies, some who are not), and have seen André wholly shut down communication lines with similar groups of people.

Keywords: ruby, bundler, community, andré, open

Full article on | 167 Points and 23 Comments

WiFi Backscatter – Connecting RF-Powered Devices to the Internet (2014) [video]

Summary: © Bryce Kellogg, Computer Science & Engineering, University of Washington.

Keywords: kellogg, bootstrap, bryce, powered, washington

Full article on | 153 Points and 12 Comments

Parents in poorer countries devote more time to their kids’ homework

Summary: It can also weigh heavily on parents, who either struggle to get their charges to finish it, or even worse, must brush up on their own rusty skills to help out.

Keywords: parents, time, spend, hours, helping

Full article on | 137 Points and 91 Comments

Finland tax authorities matching Bitcoin transactions and bank transfers

Summary: A vast majority of people who have made profits with cryptocurrency trading have not reported the wins to the tax authorities in the previous years.

Keywords: tax, taxes, bitcoin, authorities, cryptocurrency

Full article on | 136 Points and 133 Comments

Want airline food? Take Amtrak

Summary: A bit of history: Back in the just-before-Amtrak days, the freight railroads, which were losing untold amounts of money on intercity passenger trains they were forced to operate, purposely attempted to drive customers away, because it was the only way they could successfully petition the Interstate Commerce Commission for discontinuance of service.

Keywords: amtrak, trains, freight, railroads, passenger

Full article on | 123 Points and 166 Comments

AMD Ryzen 7 2700X gets overclocked to break the 6GHz barrier

Summary: It’s just impressive that the speed could be physically reached when the right processor was found (the overclockers had a number of samples to hand, and of course all CPUs – even those of the same model – vary somewhat in their tolerance for being juiced up).

Keywords: processor, ryzen, overclockers, sort, intel

Full article on | 112 Points and 37 Comments

Get Started with Blockchain Using the New AWS Blockchain Templates

Summary: I configure my keypair, EC2 security group, IAM role, and instance profile ARN (full information on the required permissions can be found in the documentation):

Keywords: templates, network, ethereum, click, private

Full article on | 105 Points and 41 Comments

In Historic Move, Harvard Teaching and Research Assistants Vote to Unionize

Summary: The 2018 election, held throughout the day April 18 and 19 at three different polling sites across campus, marked the second time Harvard’s student research and teaching assistants have voted on whether to collectively bargain with the University as members of HGSU-UAW.

Keywords: election, ballots, harvard, union, students

Full article on | 104 Points and 36 Comments

U.S. Said to Investigate AT&T and Verizon Over Wireless Collusion Claim

Summary: The Justice Department’s antitrust chief, Makan Delrahim, has vowed to scrutinize industry standards that he believes could hurt competition.Credit Stephen Voss for The New York Times The eSIM technology, which was introduced in early 2016, is embedded in mobile phones and other devices so that people do not need SIM cards anymore.

Keywords: technology, verizon, esim, people, justice

Full article on | 102 Points and 18 Comments

The illusion of time

Summary: There are parallels with thermodynamics and Bayesian probability theory, which both rely on the concept of entropy, and might therefore be used to argue that the flow of time is a subjective feature of the Universe, not an objective part of the physical description.

Keywords: time, rovelli, quantum, physics, order

Full article on | 102 Points and 129 Comments

Tokyo and Hong Kong in 2018

Summary: 👍 hide your face from others 🤒 offer limited protection from viruses 💧 prolong contact lense comfort (seriously works) 👨🏽‍🚀 create a “minimum viable bubble” in crammed spaces 🙈 lets you send embarassing ninja vids to friends & family

Keywords: tokyo, hong, kong, sense, lot

Full article on | 102 Points and 68 Comments

A Long-Sought Proof, Found and Almost Lost (2017)

Summary: As he was brushing his teeth on the morning of July 17, 2014, Thomas Royen, a little-known retired German statistician, suddenly lit upon the proof of a famous conjecture at the intersection of geometry, probability theory and statistics that had eluded top experts for decades.

Keywords: royen, gci, proof, probability, variables

Full article on | 101 Points and 11 Comments

No “Material Difference Between 5G and LTE”

Summary: Dave 18 April 2018 Eric Xu, current Huawei Chairman, concludes “consumers would find no ‘material difference between 5G & LTE’.” Louise Lucas and Nic Fildes, Financial Times He added, “Since 4G is robust, we don’t see many use cases or applications we need to support with 5G.”

Keywords: lte, megabits, speeds, wireless, minor

Full article on | 101 Points and 138 Comments

NeXT logo by Paul Rand (2010)

Summary: As was a common part of the Paul Rand design process, a presentation book was produced in order to help persuade the client that the proposed idea was the right direction.

Keywords: company, computer, logo, rand, asked

Full article on | 100 Points and 44 Comments

The first image on the very first Macintosh (2004)

Summary: It wasn’t really a stand-alone computer yet, as the prototype resided on an Apple II peripheral card, but it already contained the essential hardware elements of Jef Raskin’s Macintosh dream: a Motorola 6809E microprocessor, 64K of memory, and a 256 by 256 bit-mapped graphic frame buffer, which was hooked up to a cute, tiny 7 inch black and white display.

Keywords: apple, burrell, ii, prototype, card

Full article on | 98 Points and 9 Comments

How North Korea’s Hackers Became Dangerously Good

Summary: Over the past 18 months, the nation’s fingerprints have appeared in an increasing number of cyberattacks, the skill level of its hackers has rapidly improved and their targets have become more worrisome, a Wall Street Journal examination of the program reveals.

Keywords: hackers, korea, north, midlevel, security

Full article on | 95 Points and 83 Comments

Losing the Nobel Prize

Summary: Keating’s insider account of what happened makes clear that the true story is that the BICEP2 telescope, because of the way it was designed (sensitive to only one part of the sky at one frequency), was never capable of distinguishing primordial gravitational waves from dust.

Keywords: dust, book, planck, keating, nobel

Full article on | 93 Points and 30 Comments

BPF, EBPF, XDP and Bpfilter

Summary: bpfilter A key question which is still outstanding at this point for the enterprise sysadmin or IT architect is how this applies to the end user who has a setup which has been perfected and maintained for years, and which is based upon iptables.

Keywords: ebpf, kernel, bpf, program, nfp

Full article on | 91 Points and 11 Comments

XS7 – A compact JavaScript engine for embedded applications

Summary: In fact, most embedded devices cannot afford to parse, scope and code modules or scripts themselves, so that part of XS is often absent, which saves some ROM at the cost of eval , new Function and new Generator .

Keywords: xs, byte, code, machine, modules

Full article on | 91 Points and 44 Comments

Top Senate Democrat Endorses Decriminalizing Marijuana at the Federal Level

Summary: The push to decriminalize marijuana has picked up another high-profile backer – Senate Democratic leader Chuck Schumer – just a week after President Donald Trump endorsed letting states decide how to regulate the drug.

Keywords: marijuana, states, schumer, federal, backing

Full article on | 90 Points and 36 Comments

Show HN: Faster.js – a micro-optimizing JavaScript compiler

Summary: Code compiled with faster.js may produce incorrect results when run on sparse arrays.

Keywords: methods, array, arrays, sparse, javascript

Full article on | 86 Points and 32 Comments

Pyroelectricity could extract energy from heat sources below 100°C

Summary: The team is claiming record pyroelectric energy conversion: 1.06J/cm 3 , 526Watt/cm 3 and 19% Carnot efficiency “equivalent to the performance of a thermoelectric with an effective Zt ≈ 1.16 for a temperature change of 10K”, according to the paper.

Keywords: energy, pyroelectric, martin, materials, heat

Full article on | 81 Points and 35 Comments

Chat is Google’s next big fix for Android’s messaging mess

Summary: Sabharwal has to find a way to make the default texting experience on Android not just good, but part of a dominant global network that can actually compete with the likes of WhatsApp, Facebook Messenger, and iMessage.

Keywords: google, app, android, chat, messaging

Full article on | 80 Points and 65 Comments

Google disables “domain fronting” capability used to evade censors

Summary: There’s a straightforward reason Google and other cloud and Web service providers don’t intentionally support domain fronting: the potential damage to their business they would face if their networks were blocked as a result.

Keywords: domain, google, fronting, web, request

Full article on | 78 Points and 41 Comments

Graphene Is Grown with the Same Band Gap as Silicon

Summary: In research described in the journal Science , a team from throughout Spain and led by the Catalan Institute of Nanoscience and Nanotechnology (ICN2) has employed bottom-up manufacturing techniques to assemble nanopororus graphene in such a way that the pores have the size, density, and morphology to create a perfect band gap for digital electronics.

Keywords: graphene, gap, pores, mugarza, band

Full article on | 77 Points and 26 Comments

Why programmers are not paid in proportion to their productivity (2009)

Summary: The romantic image of an über-programmer is someone who fires up Emacs , types like a machine gun, and delivers a flawless final product from scratch.

Keywords: productive, programmers, peers, realize, obvious

Full article on | 76 Points and 56 Comments

Summer of the shark

Summary: Crime by illegal immigrants Fraudulent voting by non-citizens SJWs silencing free speech on campus Unemployment in heartland America Outrageous treatment of customers by airlines Mass school shootings Sexism in Silicon Valley Racism at Starbucks

Keywords: shark, summer, rate, jewish, news

Full article on | 67 Points and 21 Comments

Summary: Today’s Supreme Court decision puts an end to Axel Springer’s claim that they be treated differently for the whitelisting portion of Adblock Plus’ business model.

Keywords: court, ruling, springer, adblock, axel

Full article on | 65 Points and 17 Comments

Iceland Takes Hard Look at Tech Boom Sparked by Its Cheap, Bountiful Power

Summary: But the voracious electricity demand of Iceland’s proliferating data centers is testing the island nation’s environmental ethos.

Keywords: iceland, tech, boom, millions, testing

Full article on | 65 Points and 52 Comments

Pulitzer Prize Winners Moving to PR: What Does That Say About Future Journalism?

Summary: “I think most of the students I interact with recognize the fact that working at one major daily for forty-plus years is something that’s not likely with layoffs and corporate restructuring becoming the norm with most papers,” says Jacob Lane, managing director of the Collegiate Network, a group which sponsors fellowships and internships for young journalists.

Keywords: journalism, pulitzer, journalists, public, prize

Full article on | 64 Points and 40 Comments

Burr conspiracy

Summary: In February and March 1806, the federal District Attorney for Kentucky, Joseph Hamilton Daveiss , wrote Jefferson several letters warning him that Burr planned to provoke a rebellion in Spanish-held parts of the West, in order to join them to areas in the Southwest and form an independent nation under his rule.

Keywords: burr, jefferson, wilkinson, treason, conspiracy

Full article on | 63 Points and 23 Comments

The oldest copper mines in Timna National Park date back to 4500BC

Summary: High-resolution radiocarbon dating of seeds and other organic matter left in the miners’ work camps indicates the mines were active between the 11th and 9th Centuries BC, lending credence to theories that Timna was the source of copper for the biblical King Solomon’s temple in Jerusalem.

Keywords: timna, mines, copper, years, miners

Full article on | 63 Points and 16 Comments

How IBM quietly pushed out 20,000 older workers [video]

Full article on | 60 Points and 28 Comments

Python API for Zero Day Phishing Detection Based on Computer Vision

Full article on | 56 Points and 25 Comments

Bodies Remodeled for a Life at Sea

Summary: Or perhaps the adaptation began thousands of years earlier, at the end of the Ice Age, when rising sea levels turned the region around Indonesia into islands.

Keywords: bajau, ilardo, spleens, found, diving

Full article on | 54 Points and 26 Comments

Meadow is the Amazon of weed

Summary: While both run a virtual doctor’s office where you can get prescribed marijuana over video chat, and both offer an aggregated online storefront and delivery logistics service, that’s where the similarities end.

Keywords: meadow, hua, weed, software, marijuana

Full article on | 53 Points and 47 Comments

Why I Left Academic Philosophy

Summary: Photo by Spenser H on Unsplash I could hear them chanting; the stark contrast between the esoteric subtleties of meta-ethics vs. the concrete realities of what would be considered “applied ethics” — a term usually uttered with slight contempt — made me deeply uncomfortable.

Keywords: philosophy, people, academic, philosophers, time

Full article on | 52 Points and 59 Comments