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Download speeds: What Do 2G, 3G, 4G and 5G mean?
There are four types of mobile internet connection: 2G, 3G, 4G and 5G. We compare the real-world impact in terms of speeds and download times.
New
The latest blog posts to take off on Hacker News. 5,820 posts.
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Alcohol, health, and the ruthless logic of the Asian flush
Why did the Asian flush evolve? What does this say about alcoholism? What does this have to do with Odysseus?
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Hacking a PC sound card to read temperature and liquid level sensors
Measure with Music: How to Read Analog Sensors Using a PC Sound Card
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The most precious resource is agency
I have edited and expanded this in a newer post, you should read that instead: School is Not Enough
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SparkFun Hooks a Patent Troll
Checkout the inner workings of ransoming and patent trolls.
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Move fast, but understand the problem first
Software engineer, etc etc
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Globally Distributed Postgres
Documentation and guides from the team at Fly.io.
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Intuit sabotages the Child Tax Credit
When people call the US Supreme Court "corporate-friendly," it's often hard to know what that means in concrete terms. But here's an example of what it means when the highest court in the land is in the tank for big business.
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1970s mainframe RPGs we can no longer play
A blog in which a dedicated addict plays through all PC computer role-playing games (CRPGs), in chronological order.
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Treat Kubernetes clusters as cattle, not pets
ZITADEL is the identity infrastructure platform that is built for developers and works for all users and applications.
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Lessons from Building a Static Site Generator (2020)
The backstory behind Elder.js and the thinking behind the 5 biggest design decisions.
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Black Hat Exploits of the Stupid-Easy 80s
I'm not saying there was no computer security in the 1980's but, wait... Yes. Yes I am.
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Software estimation is hard – do it anyway
It’s well established that estimating software projects is hard. This is true, but you should learn how anyway.
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Book Review: A Philosophy of Software Design (2020)
View this page on my new site This review is largely in response to the article "It's probably time to stop recommending Clean Code", and the ensuing Redd...
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Data notation in Clojure
Homoiconicity (code as a data structure) is one of the pillars of the Clojure language. It gives the extensibility and flexibility to the language.
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Ignoring bulk change commits with Git blame (2019)
A long-standing objection to making bulk changes to code using automated tools (e.g. to conform to a given code style) is that it clutters the output of git blame. With git 2.23, this does not have to be the case anymore! In this post I will start by explaining the value of git blame and […]
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Conspiracy: In Theory and Practice
Would you like to know a secret?
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NATO Classified Cloud Platform Compromised
Hackers attempted to use the data in an extortion scheme, joking about altering the source code or sending it to Russian intelligence
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An EPYC escape: Case-study of a KVM breakout
Posted by Felix Wilhelm, Project ZeroIntroduction KVM (for Kernel-based Virtual Machine) is the ...
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Stepping Back from Speaking
a short post
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I loved jQuery, and still do (2019)
In defense of one of the most important JavaScript libraries ever
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Learn by reading code: Python standard library design decisions explained
On your Python learning journey, you may have heard that a great way to get better is to read code written by other people. That's true, but finding good code to study is not easy, mostly because the design philosophy and the reasoning behind the code are rarely documented. The Python standard library is special in…
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The Connection Machines CM-1 and CM-2 (2015)
Thirty years after its launch in 1987, a CM-2 was acquired by MoMA NY. It is only on display in selected shows - its inaugural exhibit was in " Thinking Machines: Art and Design in the Computer Age, 1959-1989"
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MIT and Harvard agree to transfer edX to ed-tech firm 2U
MIT and Harvard University announced a major transition for edX, the online platform for university courses: edX’s assets are to be acquired by education technology company 2U, and reorganized as a public benefit company. 2U will transfer $800 million to a nonprofit organization, led by MIT and Harvard, to explore the…