the website of jyn
• jyn
davewiner's subscription list, hackerNewsStars category. List created by feedlandDatabase v0.9.3.
Why Freemium Pricing Is So Popular
Freemium pricing is a business model that has seen a lot of success within startups. But why is that?
Some business advice for academic startups/spinouts
So I love academia, and I also built two businesses. When I dropped out of studying physics to focus on my company, I assumed I knew everything, since I had studied physics! Turned out that if you enter the world of commerce, it is very bad if you are visibly confused about the difference between business development and sales. It does nothing for your credibility. People in enterprise will likely and correctly conclude that you know nothing about running companies if you are hazy on concepts that are fundamental to them.
How to Safely Change the Argument Signature of a Sidekiq Job
Learn how to safely change a Sidekiq job's argument signature.
How to Use Hexadecimal Ed25519 Public Keys in Node.js
Learn how to use hexadecimal Ed25519 keys with Node's crypto module.
A Science Experiment: published!
And we’re back! As noted in part 1 and part 2 I thought it might be possible that I had discovered something interesting in biology. Lacking an academic peer group, I had decided to use a series of blog posts to gather feedback and to keep myself honest. I’m very pleased to report that this process worked! I just received word that Nature Scientific Data has formally accepted my paper “SkewDB, a comprehensive database of GC and 10 other skews for over 30,000 chromosomes and plasmids” for publication!
Announcing License Key Authentication
Introducing a new, even easier way, to authenticate with our software licensing API.
Tom Renner on My place to put things
• Tom Renner
Does the software industry learn?
Simple generic parallelism idiom & C++17 specifics
If you programmed something and it turns out to be too slow, often you’d like to farm out the work to multiple threads. At this point you typically have a few choices: use some kind of producer/consumer pipe half-ass it by dividing the work into n chunks and launch n threads and hope for the best rely on one of the magic parallelization solutions (#pragma omp) use (newfangled) language features All of these options are painful to some extent.
Hugo Tunius - Blog
• Hugo Tunius
NFTs, How Do They Work?
Freaking magnets NFTs, how do they work? In this post I’ll try to explain NFTs in a way that’s mostly accurate, but requires minimal technical understanding. I’m going to assume the reader is familiar with excel style software and Google Sheets in particular.
Street Fighter 2: Sound System Internals
Hugo Tunius - Blog
• Hugo Tunius
They Are Just Links
NFTs exploded into mainstream popularity in the latter half of 2021 and if you follow me on Twitter you’ll know I’m not a fan. In “crypto”-speak I’m NGMI(not gonna make it). But what are NFTs anyway?
I Quit!
Enough is enough.
Head First Swift
It’s finally done! My latest book, written together with my Jon, is out! It’s a fantastic, visual beginners guide to Swift programming, with an emphasis on using Swift Playgrounds. I’m really proud of it.
You can buy it from all sorts of book shops, as well as read it on O’Reilly’s Online Learning platform.

Street Fighter 2: Subtile accurate animation
Street Fighter 2: Spin when you can't
Street Fighter 2: The World Warrier
Following Street Fighter 2 paper trails
What is a Perpetual Software License?
When faced with the choice of a subscription-based or perpetual license, should businesses prefer one over the other?
How to License and Distribute a Private Ruby Gem
Learn how to license and distribute commercial Ruby gems with Keygen's software licensing and distribution API.