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Stable 1.2 Gigabit/s Internet achieved in moving train in Switzerland
Uninterrupted, good quality mobile phone reception is extremely important to rail passengers.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 5,567 posts.
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Vitamin D, part 2: Shannon's story
How much Vitamin D should I take? This is still the looming question, and it’s time to address it. First, though, imagine that someone in a public forum online asked me, “How much metoprolol (a…
814
India, Jio, and the Four Internets
There are four Internets: China versus the U.S., and the E.U. and India. India’s potential new model rests on Jio.
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Why Learn Awk? (2016)
Jonathan Palardy's blog about technology
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I deleted my Facebook, WhatsApp, and Instagram accounts, and felt great since
The problems with social media platforms in 'human' and 'data' terms. Deleting Facebook (Meta), WhatsApp, and Instagram will have a net positive effect.
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Things I Believe About Software Engineering
Inspired by Jan Stette's "Things I Believe" post, I decided to write down some of the more contentious beliefs I have about software engineering. I've selected some of my more extreme opinions here, so I expect reasonable people to disagree with me. That's ok.
818
Let’s Invent B(+)-Trees
Say we have some things, and we want to be able to store and look them up in order. We could just put them in a big sorted array:
819
The KDE community is moving to GitLab
Open source software community giant KDE finished phase one of their migration to GitLab and has joined our GitLab open source program. Check out what's next for KDE and GitLab.
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Zoom Security Exploit: Cracking private meeting passwords
Short version: Zoom meetings were default protected by a 6 digit numeric password, meaning 1 million maximum passwords. I discovered a vulnerability in the Zoom web…
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OpenTTD 1.10
We thought we should give everyone currently under quarantine/lockdown/shelter-in-place something to do with their time, so we decided to release a new version of your favourite game! Not like it’s the same time we do releases every year or anything!
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I Spent $6M on Google Ads Last Year
I spent a lot of money on Google ads last year across Search, Display, Youtube, Discovery, and Gmail. Here's what I learned.
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Most(ly dead) Influential Programming Languages
The other day I read 20 most significant programming languages in history, a “preposterous table I just made up.” He certainly got preposterous right: he lists Go as “most significant” but not ALGOL, Smalltalk, or ML. He also leaves off Pascal because it’s “mostly dead”. Preposterous! That defeats the whole point of…
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Sweden gives employees unpaid time off to be entrepreneurs (2019)
The world of work has entered a period of unprecedented change. In the era of AI and automation, workers have to stay flexible. In Sweden, that flexibility has been commonplace for 20 years. What could the rest of the world learn from it?
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I Love MDN, or the cult of the free in action
Yesterday or so a new initiative I Love MDN was unveiled. People can show their appreciation for the MDN staff and volunteers by leaving a comment.
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I gave away my books and sales increased
In March, I made my DevOps books free to help anyone who wanted to learn new skills during the global pandemic lockdown. In April, Device42 generously extended that offer for another month. I originally had the idea to give the books away on a whim on a Sunday night, thinking I'd give up a fair chunk of revenue, but…
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How to revert HP printer’s ban on 3rd-party ink cartridges
Hewlett & Packard, the founders, had great lessons to teach us (managers in high-tech) about culture. To the extend of quoting them in my awesome...
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The Era of the Trident Engine
About the rise and fall of Microsoft's take on the web.
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Gary Starkweather died on December 26, 2019
Gary Starkweather passed away on Dec 26, 2019 at the age of 81.
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The UX of Lego Interface Panels
LEGO interface panels are beautiful, iconic, and great for learning interface design basics. I bought 52 of them from BrickLink to explore the design, layout and organisation of complex interfaces.
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1.1.1.1 for Families
Introducing 1.1.1.1 for Families — the easiest way to add a layer of protection to your home network and protect it from malware and adult content.
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Elixir Is Erlang, not Ruby
Elixir is not Ruby. The familiar syntax has definitely helped the language win the hearts of the broader developer community. Yet, under the hood, Elixir is all about Erlang.
840
A humble guide to database schema design
Having a good database schema design is crucial for building applications that will need to scale in traffic and complexity. If you happen to do a bad design choice you will see that it takes a lot of effort to stop the pattern from propagating to your backends’ services and controllers, and finally to your frontend.