top 20 hacker news stories for 2017-07-23

Pev: Postgres ‘Explain’ Visualizer (2016)

http://tatiyants.com/postgres-query-plan-visualization/

8 years ago

612 upvotes – 48 comments

Computational Linear Algebra

http://www.fast.ai/2017/07/17/num-lin-alg/

8 years ago

537 upvotes – 55 comments

The “Million Dollar Homepage” as a Decaying Digital Artifact

https://lil.law.harvard.edu/blog/2017/07/21/a-million-squandered-the-million-dollar-homepage-as-a-decaying-digital-artifact/

8 years ago

447 upvotes – 151 comments

Status update from the Reproducible Builds project

https://lists.debian.org/debian-devel-announce/2017/07/msg00004.html

8 years ago

322 upvotes – 86 comments

How Wi-Fi Works

http://www.verizoninternet.com/bookmark/how-wifi-works/

8 years ago

308 upvotes – 92 comments

A Practical Guide to Tree-Based Learning Algorithms

https://sadanand-singh.github.io/posts/treebasedmodels/#.WXT8Kli2pUw.hackernews

8 years ago

300 upvotes – 20 comments

Printed Solar Panels for Less Than $10 a Square Metre

https://www.newcastle.edu.au/newsroom/featured-news/the-clever-electronic-inks-rewriting-our-energy-future

8 years ago

252 upvotes – 83 comments

What are covariance and contravariance?

https://www.stephanboyer.com/post/132/what-are-covariance-and-contravariance

8 years ago

235 upvotes – 66 comments

How do I know if I'm good at programming?

http://www.danielslater.net/2017/07/how-do-i-know-if-im-good-at-programming.html

8 years ago

200 upvotes – 141 comments

TLS 1.3 in enterprise networks

https://www.cs.uic.edu/~s/musings/tls13-enterprises/

8 years ago

167 upvotes – 88 comments

Why I’m Frustrated with Go

https://dev.to/klnusbaum/why-im-so-frustrated-withgo

8 years ago

166 upvotes – 225 comments

Thanks to Venmo, We Now All Know How Cheap Our Friends Are

https://www.nytimes.com/2017/07/21/style/venmo-cheap-friends-transaction-history.html

8 years ago

159 upvotes – 377 comments

Redis on Acid: 0.5M ops/sec, 1ms latency and ACID compliance

https://redislabs.com/blog/your-cloud-cant-do-that-0-5m-ops-acid-1msec-latency/

8 years ago

155 upvotes – 53 comments

Yahoo reinvented inline styles through classes

http://imgur.com/a/68Anz

8 years ago

151 upvotes – 47 comments

The Odin Project – Learn Web Development for Free

https://www.theodinproject.com

8 years ago

150 upvotes – 64 comments

Is Productivity Growth Becoming Irrelevant?

https://www.ineteconomics.org/perspectives/blog/is-productivity-growth-becoming-irrelevant

8 years ago

140 upvotes – 78 comments

Pittsburgh Gets a Tech Makeover

https://www.nytimes.com/2017/07/22/style/pittsburgh-tech-makeover.html

8 years ago

135 upvotes – 148 comments

Why Are Coding Bootcamps Going Out of Business?

http://hackeducation.com/2017/07/22/bootcamp-bust

8 years ago

133 upvotes – 128 comments

Sugar-sweetened drinks with protein rich meal affect metabolism

https://blogs.biomedcentral.com/bmcseriesblog/2017/07/21/sugar-sweetened-drinks-and-your-metabolism/

8 years ago

131 upvotes – 168 comments

The gig economy of the 18th Century

http://www.bbc.com/capital/story/20170721-the-gig-economy-of-the-18th-century

8 years ago

131 upvotes – 110 comments
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