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2019 Finalists | Best Illusion of the Year Contest
Some really cool ones, the winner especially stands out.
opticalillusion  via:reddit 
december 2019
SF wants startups to behave, so why did it reject the ‘nice guy’ of e-scooters? -
Apparently, trying to be the "good citizen" of startup companies didn't work out for this company.
bureaucracy  startup  via:HackerNews 
december 2019
Mathematician Terence Tao and the Collatz Conjecture | Quanta Magazine
Terence Tao made actual progress on the Collatz Conjecture (3x+1 or x/2 problem).
math  TerenceTao 
december 2019
osxfuse is no longer open source - Colin Atkinson's Blog
The problem of a maintainer taking a formerly open source project and making it proprietary is exacerbated by the fact that it can't be forked because it can only be run by someone who has a signing certificate from Apple.
opensource  apple  via:HackerNews  appstore 
december 2019
Merck cyberattack’s $1.3 billion question: Was it an act of war?
Merk lost billions to a cyber attack. Their insurers claim it was collateral damage from a Russian attack on Ukraine -- making it an excluded act of war.
law  hacking  security  via:HackerNews 
december 2019
Provisioned Concurrency for Lambda Functions | AWS News Blog
AWS and the ability to pre-provision some lambda containers to avoid paying the container-startup cost. This is a really important feature.
aws  lambda  serverless 
december 2019
Go memory ballast: How I learnt to stop worrying and love the heap
Their Go app was doing garbage collection too often. So they allocated a huge array and it got better. This was, they say, easier than tuning the garbage collection settings.
garbagecollection  via:HackerNews  programming 
december 2019
Taking ML to production with Rust: a 25x speedup
Using Rust, instead of C, to write the number crunching part of machine learning that is interfaced to from Python works quite well. A novice at Rust beat the performance of the best C libraries.
languages  rust  python  programming  via:HackerNews 
december 2019
Divisibility by 7 is a Walk on a Graph, by David Wilson
And efficient (linear in the number of digits in x) test for divisibility by 7.
math  algorithm  via:reddit 
november 2019
Chika's Test for divisibility by 7
Multiply the last digit by 5 and add to the rest of the number. Rediscovered by a 12 year old.
math  invention  via:reddit 
november 2019
Google Just Terminated My Google Play Publisher Account In One Hour After 10 Years Of Loyal Service
Apps he had written years ago violated a brand new policy. He received a series of warning emails in the middle of the night, and less than an hour later his account was permanently closed. Of course all appeals were rejected.
appstore  google  evil  via:reddit 
november 2019
Dremel made simple with Parquet
A helpful explanation of the Dremel encoding utilized in Parquet.
november 2019
No more google for console junkies
This blind user complains that Google supporting the headless lynx browser
google  browsers  disabilities  via:HackerNews 
november 2019
Hard Problems in Cryptocurrency: Five Years Later
Some *really* good thoughts in here about what kinds of original research the blockchain community should do and has done.
blockchain  cryptography  vitalik  computerscience 
november 2019
Go’s features of last resort
A few features in golang that they recommend not using.
golang  languagedesign  programming  via:HackerNews 
november 2019
Cop stalls his child sex abuse trial by claiming to be dying
I can't believe this happened (is still happening)! He raped a child, was convicted but got it overturned because the (then rare) female prosecutor was "too emotional", then spent 25+ years lying and claiming he was dying.
law  evil  policeimmunity  via:reddit 
november 2019
What is the wildest argument you've ever seen on [pro/anti feminism]?
A collection of wild, wild statements made for or against feminism.
sexism  via:reddit 
november 2019
We ‘may’ have discovered a potential remedy for tinnitus – by accident.
They were testing a treatment for motion sickness (a vibrating thing that goes behind your ear). They accidentally discovered it seems to do really good things for tinnitus -- plausible as both originate from the inner ear.
science  medicine  invention  via:HackerNews 
november 2019
A Congressional Review Act For the Court - The Atlantic
A good suggestion for reigning in a Supreme Court without fundamentally undermining it.
via:GoogleNews  law  TheAtlantic 
november 2019
The Consul outage that never happened | GitLab
The certificate used by every one of their nodes across the world had expired. The system was only running because all the connections were still up. How to fix it without undergoing an outage?
devops  bug  via:HackerNews 
november 2019
80×25: Why are Screens This Size? « blarg?
A wonderful historical romp, impressively well sourced, that traces the 80 by 25 size back to printing presses in the civil war.
history  hardware  via:HackerNews 
november 2019
Bar Chart Race, Explained / D3 / Observable
Creating a "bar chart race". This is a working notebook you can clone and experiment with.
datavisualization  d3  via:HackerNews 
november 2019
The great American tax haven: why the super-rich love South Dakota | World news | The Guardian
South Dakota got rid of the rule against perpetuities (for trusts). They also have not state taxes. So now the super rich around the world are flocking to set up permanent South Dakota trusts.
taxes  banking  TheGuardian  via:TheGuardian  finance  law 
november 2019
'I live on the street now': how Americans fall into medical bankruptcy | US news | The Guardian
One in 6 Americans has a medical debt on their credit report; one in 12 went without insurance. 60% of bankruptcies are due to medical bills and most of those are people who were insured.
healthcare  via:TheGuardian  personal_net 
november 2019
Neutrinos Lead to Unexpected Discovery in Basic Math | Quanta Magazine
It is unusual (as far as I know) for a physicist to discover something fundamental about a well-known part of mathematics like matrices. They showed it to Terence Tao who instantly wrote two proofs.
math  physics  TerenceTao  via:HackerNews 
november 2019
AI wrote fake Trump speeches and 60% of people couldn’t tell the difference
Trump supporters had a harder time than non-supporters which actually makes me trust the study more. But it's quite weird that rather than approaching 50%, the average is actually worse than that.
via:reddit  DonaldTrump  ai 
november 2019
Immutability Changes Everything - ACM Queue
Now that hardware can handle it, immutable structures in databases are a viable option. This article describes some of the techniques that are now enabled.
from:LeonhardtDeWaal  database  datastructures  immutable 
november 2019
Research: Telling Why a Post is Removed Improves Outcomes
An analysis from Reddit shows that users who were informed why their post was taken down were less likely to make new posts that needed to be taken down.
socialcomputing  via:reddit  science 
november 2019
Apple Card issuer investigated after claims of sexist credit checks | Technology | The Guardian
Is the algorithm biased? Seems like it probably is -- several married couples who have no independent finances report the husband being offered 20x the credit line of the wife on Apple's new credit card.
banking  apple  sexism  ai 
november 2019
Topless sunbathing: Men were once arrested for baring their chests at the beach - The Washington Post
In 1930s, men argued for the right to bare chests when swimming. The movie Tarzan the Ape Man may have helped.
history  sexism  sex 
november 2019
What Shape Is the Universe — Closed or Flat? | Quanta Magazine
One study suggests it is curved; others say flat. No clear answer yet.
personal_net  via:slashdot  space  physics 
november 2019
A man’s personal experience with corporate heartlessness - The Boston Globe
He started his new job. He explained that at first he could only work 40 hours a week (normal hours) because his wife had only a few weeks to live and he was her primary caregiver. The company's HR had him fired, 4 hours into his first day. He's suing for sex discrimination. It is a truly evil story.
evil  law  sexism  via:slashdot 
november 2019
Parse, don’t validate
Use the type system (especially in a language like Haskell that has a powerful type system) to build functions that only accept valid data (instead of functions that validate their data). This is more insightful than it sounds.
programming  haskell  via:HackerNews 
november 2019
Japanese women demand right to wear glasses at work | World news | The Guardian
Requirements to wear high heels, prohibitions on wearing glasses -- some employers in Japan have dress standards for women that sound like they're from a previous century. Maybe the 19th.
sexism  via:TheGuardian  TheGuardian 
november 2019
Trump Admits Misusing Trump Foundation Funds to Settle Lawsuit | Law & Crime
Donald Trump actually admits fault when settling a lawsuit over his misuse of Trump Foundation monies.
DonaldTrump  fraud  via:reddit 
november 2019
This Science Vigilante Calls Out Bogus Results in Prestigious Journals
A woman who makes practically a full time job of finding falsified scientific papers and reporting them. Many of the journals that published them do not follow up properly. She is trying to find how to get paid for doing this.
science  ScientificMethod  fraud  via:HackerNews 
november 2019
Whats your favorite implementation of Exception handling? : ProgrammingLanguages
What's better than exceptions? Conditions (from common lisp), which are similar to exceptions but can also be restarted.
languagedesign  toread  via:reddit  programming 
november 2019
The 52-Card Challenge : mathriddles
A challenging, surprising, and interesting math puzzle. A variant of the 100 prisoner problem.
math  puzzles  via:reddit 
november 2019
DNS Wars - ISP Column - November 2019
A pretty good overview of the history of DNS privacy issues, and a summary of what is going on right now (2019).
history  internet  dns  privacy  google  via:HackerNews 
november 2019
I Got Access to My Secret Consumer Score. Now You Can Get Yours, Too. - The New York Times
You can request data on you from some of the obscure companies that are collecting incredible amounts of data on everyone. They might or might not share it.
nytimes  via:HackerNews  privacy  surveillance  todo 
november 2019
Magnet doubles hydrogen yield from water splitting
The title is quite misleading: it doesn't double the energy efficiency, just halves the size of the anode needed to produce the same amount of hydrogen. No one is avoiding electrolysis because of the size of the anode.
personal_net  science  physics  via:HackerNews 
november 2019
These Machines Can Put You in Jail. Don’t Trust Them. - The New York Times
Studies show that breathalyzers are often extremely unreliable. Yet it is very rare that can be brought up in court.
via:reddit  nytimes  law 
november 2019
NeverSSL - an http-only site
For when you want a non-ssl site for wireless intercept and the like. It forwards to a random subdomain to avoid caching.
internet  ssl  web  useful  via:HackerNews 
november 2019
Scientists Now Know How Sleep Cleans Toxins From the Brain | WIRED
Using an MRI they determined that in non-REM sleep the neurons fire in huge waves which then causes blood to move away and brain fluids to come in cleaning out waste byproducts.
medicine  sleep  via:rachel  science 
november 2019
Dependency injection is dynamic scoping in disguise | Dynamic Stability
As the title says, this explains lexical and dynamic scoping quite well then argues that dependency injection is basically just dynamic scoping. Quite well written.
dependency-injection  programming  languagedesign  via:HackerNews 
october 2019
Mercurial RFC of a new extension to directly operate on Git repositories | Hacker News
Mercurial MIGHT gain the ability to operate on a git repository. I really hope so.
mercurial  git  versioncontrol 
october 2019
Sloane's Gap. Mathematical and Social Factors Explain the Distribution of Numbers in the OEIS
The graph of how many times a number appears in the Encyclopedia of Integer Sequences (how "interesting" it is) versus the magnitude of the number has a curious gap. The authors speculate it is for social reasons.
math  via:HackerNews  sociology  philosophyOfMath 
october 2019
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