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Self and Self: Whys and Wherefores (2009) [video]

Hacker News

(September 30, 2009) David Unger, from IBM Research, discusses how his experience in computer science has led him to the conclusion that even if your ideas s.

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Leveraging ANOVA and Kruskal-Wallis Tests to Analyze the Impact of the Great Recession on Housing Prices

Machine Learning Mastery

The years 2007 to 2009 marked a tumultuous time for the US housing market. In the world of real estate, numerous factors influence property prices. The economy, market demand, location, and even the year a property is sold can play significant roles.

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Null References: The Billion Dollar Mistake (2009) [video]

Hacker News

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Extinct goat was cold-blooded (2009)

Hacker News

(PhysOrg.com) -- An extinct goat that lived on a barren Mediterranean island survived for millions of years by reducing in size and by becoming cold-blooded, which has never before been discovered in mammals.

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IMG_0416

Hacker News

Between 2009 and 2012, Apple iPhones and iPod Touches included a feature called “Send to YouTube” that allowed users to upload videos directly to YouTube from the Photos app.

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Do We Need a 37-Cent Coin? (2009)

Hacker News

A young economist I know, Patrick DeJarnette, believes a much more radical change in currency is warranted. Here is what Patrick writes: Late one night I was curious how efficient the “penny, nickel, dime, quarter” system was, so I wrote a little script to compare all possible 4-coin systems, with the following stipulations:

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How fast can a human possibly run 100 meters?

Hacker News

seconds, set in 2009. The all-time record is Usain Bolt's 9.58 What is the fastest time, ultimately, for an ideal human body?

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