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Signal app downloads spike as US protesters seek message encryption

In the past week, US protesters have staged large-scale demonstrations against racism and police brutality across all 50 states. Over the same period, daily US downloads of the encrypted messaging app Signal have tripled, according to data from the mobile app analytics firm SensorTower.The spike in downloads coincides with calls from Twitter users and privacy-focused organizations…

Ask HN: How do I reach making $1-1.5k/mo in 13 months?

I'm a dev with almost no experience in a 3rd world country. Considering the COVID situation, In the worst case scenario I'll be without a job for a while. I have finances to manage for (probably) a year and a month or two.I want to ask what are the ways with good probability of making…

WeChat permanently closes account after user sets offensive password

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Mental Wealth

TL;DR • When it comes to mental health, our society approaches it like we did with physical health 50 years ago. We only think about it when something is wrong. • To the wider public, mental health is synonymous with mental illness. Our notion of physical health is, however, very different than our notion of…

U.S. states lean toward breaking up Google’s ad tech business

Visitors pass by the logo of Google at the high profile startups and high tech leaders gathering, Viva Tech, in Paris, France May 16, 2019.Charles Platiau | ReutersThe state attorneys general investigating Google for potential antitrust violations are leaning toward pushing for a breakup of its ad technology business as part of an expected suit,…

The Unmarked Federal Agents Occupying Washington, D.C

Nearly all of these agencies are headquartered in and around the capital, making it easy for Attorney General William Barr to enlist them as part of his vast effort to “flood the zone” in D.C. this week with what amounts to a federal army of occupation, overseen from the FBI Washington area command post in…

Germany will require all petrol stations to provide electric car charging

FRANKFURT (Reuters) – Germany said it will oblige all petrol stations to offer electric car charging to help remove refuelling concerns and boost consumer demand for the vehicles as part of its 130 billion euro ($146 billion) economic recovery plan. FILE PHOTO: A battery charger sign for electric cars is painted on the ground of…

Hands-On Scala Programming

1.1 Why Scala?151.2 Why This Book?161.3 How This Book Is Organized171.4 Code Snippet and Examples191.5 Online Materials21package app object MinimalApplication extends cask.MainRoutes { @cask.get(“/”) def hello() = { “Hello World!” } initialize() } 1.1.scala Snippet 1.1: a tiny Scala web app, one of many example programs we will encounter in this book Hands-on Scala teaches…

Reddit Founder Alexis Ohanian Resigns from the Board of Reddit

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CMU’s ‘Penrose’ Turns Complex Math Notations into Illustrative Diagrams

A team of researchers from CMU and Technion recently introduced a new system, Penrose, that can turn complex mathematical notations into various styles of simple diagrams. The novel system rapidly attracted attention on social media as a promising visualization tool for effectively communicating complex mathematical ideas and concepts. The researchers noted that it is relatively…

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