Anthony Levandowski sentenced to 18 months in prison, as new $4B lawsuit against Uber is filed

Anthony Levandowski sentenced to 18 months in prison, as new $4B lawsuit against Uber is filed

Anthony Levandowski, the former Google engineer and serial entrepreneur who was at the center of a lawsuit between Uber and Waymo, has been sentenced to 18 months on one count of stealing trade secrets.  Judge Alsup said that home confinement would “[give] a green light to every future brilliant engineer to steal trade secrets. Prison…

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Greg Joswiak replaces Phil Schiller as head of Apple marketing

Greg Joswiak replaces Phil Schiller as head of Apple marketing

Apple’s longtime marketing chief, Phil Schiller, is stepping into a somewhat smaller role after decades with the company. Schiller is dropping his role as senior vice president of worldwide marketing, but he’ll remain in charge of the App Store and Apple Events. Greg Joswiak, previously the head of product marketing, will take over Schiller’s former…

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Let’s build a Full-Text Search engine

Full-Text Search is one of those tools people use every day without realizing it. If you ever googled “golang coverage report” or tried to find “indoor wireless camera” on an e-commerce website, you used some kind of full-text search. Full-Text Search (FTS) is a technique for searching text in a collection of documents. A document…

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Issue UPDATE: in graph theory, different definitions of edge crossing numbers

Issue UPDATE: in graph theory, different definitions of edge crossing numbers

$begingroup$ $DeclareMathOperatorcr{cr}DeclareMathOperatorpcr{pcr}$For the pair crossing number $pcr(G)$, the short answer is yes the crossing lemma holds for drawings on the sphere, but it is not known whether it also holds on the torus. The best and most current reference for you could be the survey article from Schaefer, updated in February 2020: “The Graph Crossing…

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London Traders Hit $500 Million Jackpot When Oil Went Negative

London Traders Hit $500 Million Jackpot When Oil Went Negative

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Instacart Shoppers Besieged by Bots That Snatch Lucrative Orders

Instacart Shoppers Besieged by Bots That Snatch Lucrative Orders

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Magnasanti: The Largest and Most Terrifying SimCity

Magnasanti: The Largest and Most Terrifying SimCity

This picture may appear to be a collection of color fields without meaning or purpose, but there is a ton of math and evil genius behind this image. This is a view of Magnasanti, the metropolis that pushes SimCity to its population limits. Here is a closer view: Vincent Oscala, a 22-year old architecture student…

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