Improving Ruby Performance with Rust

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A couple of years ago, I found a few methods in my Rails application that were called several thousand times and accounted for more than 30 percent of my website’s page load time. Each of these methods were strictly focused on file pathnames.

Show HN: Gophercises – Coding Exercises for Budding Gophers

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You are just starting to pick up a new programming language (like Go!) and things are going great. The tutorials are clicking and you are making great progress... and then you run out of tutorials.

Announcing Rust 1.22 (and 1.22.1)

The Rust team is happy to announce two new versions of Rust, 1.22.0 and 1.22.1. Rust is a systems programming language focused on safety, speed, and concurrency. Wait, two versions? At the last moment, we discovered a a late-breaking issue with the ...

How to Stop Advertising Notifications from the Google Photo App

Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.

I'm on the FCC. Please stop us from killing net neutrality

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Right now, you can go online and connect with friends, watch videos and read the news. There’s a good chance you are reading this online right now. We do much more on the internet than consume content, however. Increasingly, the internet is also where ...

Better Random Number Generation for OpenSSL, Libc, and Linux Mainline

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by Colm MacCarthaigh In 2015, AWS introduced s2n, a new open source implementation of the TLS/SSL protocols that protect the privacy and integrity of data moving over a network. s2n was designed to be secure, simple, small, and fast. The project is thriving, and we use it extensively. In ...

Show HN: LogoFox – fast logo maker

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LogoFox make it easy for anyone to create a logo. Simply like or unlike the logos you see and LogoFox will adapt accordingly. See in real time how your logo will look like in a website or phone.

People.ai (YC S16)is Hiring Senior Engineers for Sales and Marketing AI Platform

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You will work with vast amount of business data to automate a ton of processes for team leads and their teams. You'll be working very closely with the rest of our team, creating APIs, writing machine learning and automation code, and creating scalable ...

Ajit Pai and the FCC want it to be legal for Comcast to block BitTorrent

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FCC Chairman Ajit Pai released his proposal to kill net neutrality today, and while there’s a lot to be unhappy with, it’s hard not to be taken with the brazenness of his argument. Pai thinks it was a mistake for the FCC to try and stop Comcast ...

The Agonizing Last Words of Programmer Bill Zeller

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Bill Zeller was a talented programmer whose work we've featured on Lifehacker. He took his own life on Sunday and left an explanation that I think it's important you read. I think a person has the right to live or end their life as they choose. ...

Bitcoin Is More Expensive to Keep Safe Than Gold

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This article originally appeared on Fool.com If you?re not technologically inclined, owning bitcoin is an expensive proposition. Bitcoin Investment Trust (NASDAQOTH:GBTC), a popular fund for retail investors, carries a management fee of 2% of ...

Post Mortem]: I thought I could ship at least 700 units to stay in business

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I'm not having the best of time writing this post but I feel like I have to. I have been warned against going full time indie by everyone on the internet and by my friends and family. I believed I could make it, all I had to do was ...

How Citus Executes Distributed Transactions on Postgres

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Distributed transactions are one of the meanest, baddest problems in relational databases. With the release of Citus 7.1, distributed transactions are now available to all our users. In this article, we are going to describe how we built distributed ...

An Open Letter to the FCC

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As you recently announced, the Federal Communications Commission (FCC), under your leadership, soon will release rules to dismantle your agency ’s existing “net neutrality ”protections under Title II of the Communications Act, which shield the public ...

Sugar industry withheld possible evidence of cancer link 50 years ago

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Scientists at the University of California, San Francisco have uncovered documents demonstrating that members of the sugar industry called off a study in the 1960s because it linked sucrose -- a common sugar -- to heart disease and bladder cancer in preliminary experiments. The sugar industry ...

Building the World’s Smallest Atomic Clock: A Nitrogen Atom in a Carbon Cage

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Hyperprecise clocks in our cellphones mean we’ll always know where we are in time and space For Fridtjof Nansen,13 April 1895 started well. Six days earlier, the Norwegian explorer had set a new record for the closest approach to the North Pole, ...

To Save Net Neutrality, We Must Build Our Own Internet

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We must end our reliance​ on big telecom monopolies and build decentralized, affordable, locally owned internet infrastructure. The Federal Communications Commission will announce a full repeal of net neutrality protections Wednesday, according to the ...

Introducing ProtonMail Contacts

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Today we’re launching a new contacts manager, the first one in the world that includes both zero access encryption and digital signature verification. Starting with Version 3.12of ProtonMail, we have rolled out a brand new version of Contacts for ...

Show HN: OhMyCo.in – Real-time charts for cryptocurrency markets

Introducing Scrivener 3

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Scrivener 3 is now available for macOS at only $25 for existing customers and $45 for new users. And Scrivener 3 for Windows is on its way. Scrivener 3 is a major update to Scrivener that not only brings some very cool new features but also improves ...

Bitcoin Mining Now Consuming More Electricity Than Many Countries

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The map above shows which countries consume less electricity than the amount consumed by global bitcoin mining Bitcoin's ongoing meteoric price rise has received the bulk of recent press attention with a lot of discussion around whether or not it's a bubble waiting to burst. However, most th

Uber Paid Hackers to Delete Stolen Data on 57M People

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Hackers stole the personal data of 57 million customers and drivers from Uber Technologies Inc., a massive breach that the company concealed for more than a year. This week, the ride-hailing company ousted Joe Sullivan, chief security officer, and one of his deputies for their roles in keeping ...

Looking at how many sites use vulnerable JavaScript libraries

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Last week, we released our first annual State of Open Source Security report. One of the discoveries the report mentions is that an analysis of around 433,000 sites found that 77% of them use at least one front-end JavaScript library with a known security vulnerability. In this post, we take a ...

A Case Study in LASP and Distribution at Scale [video]

Stop Using Excel, Finance Chiefs Tell Staffs

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Adobe . finance chief Mark Garrett says his team struggles keeping track of which jobs have been filled at the software company. The process can take days and requires finance staff to pull data from disparate systems that house ...

Accelerating QEMU on Windows with HAXM

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In this post, I ’m going to introduce a useful technique to people who are using, or are interested in using, QEMU on Windows. Basically, you can make the most of your hardware to accelerate QEMU virtual machines on Windows: starting with its 2.9.0 ...

The Jobs You're Most Likely to Inherit from Your Mother and Father

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When children choose what to be when they grow up, they often follow in their fathers’ footsteps. But mothers are powerful, too. Working sons of working fathers are, on average, 2.7 times as likely as the rest of the population to have the same ...

Cortana is really bad

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I am surprising myself by saying this, but I am becoming a big fan of Microsoft ’s new hardware. The Surface Pro is a great portable device, and the Surface Book 2 is shockingly fun to develop on. That ’s a topic for another time, and I ’ll probably never ...

Argentina says abnormal noise heard after submarine's last contact as hopes fade

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Argentina’s navy said on Wednesday it was investigating an unusual noise detected in the South Atlantic hours after it last communicated with a missing submarine, but refused to confirm whether it indicated an explosion.

Britain has abandoned its claim to be the world's fifth largest economy

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Treasury chief Philip Hammond acknowledged the slide on Wednesday, noting the new ranking in a series of statements meant to highlight the economy's strength. While there are several ways to measure the size of an economy, the U.K. Treasury ...