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Functorio
You might have heard people say that functional programming is more academic, and real engineering is done in imperative style. I’m going to show you that real engineering is functional, and …
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HTML Tips (2020)
20 HTML tips with examples: mailto and tel links, opening links in a new tab, lazy loading, a native accordion, range sliders, download links and more.
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Faster CRDTs: An Adventure in Optimization
Some researchers in France put together a comparison showing lots of ways you could implement realtime collaborative editing (like Google Docs). They implemented lots of algorithms - CRDTs and OT algorithms and stuff. And they benchmarked them all to see how they perform. (Cool!!) Some algorithms worked reasonably…
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Signed Char Lotte
“signed char lotte” is a computer program written by Brian Westley and the winner of the “Best Layout” award in the 1990 International Obfuscated C Code Contest. The cleverness of the text is staggering. Superficially it reads as an epistolary exchange between two (possibly former) lovers, Charlotte and Charlie. At…
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Magit, the magical Git interface (2017)
Blog of Jonas Bernoulli
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Has UML died without anyone noticing?
Stuck with Sparx Systems Enterprise Architect? Time to upgrade to Microsoft PowerPoint.
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Dave Herman’s contributions to Rust
I think the Rust language is a big success. When I think back on it I am in awe: so much had to go right to get where we are, and there were so many opportunities to go wrong. It took many tiny miracles for the Rust language to become what it has. Those miracles didn’t happen by accident though: each one was created…
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Have you ever hurt yourself from your own code?
Have you ever accidentally caused harm to yourself or others from your code? I have.
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Write libraries instead of services, where possible
For any developer with limited resources, this means a library (where viable) can provide the same functionality to the user, at a lower cost to the developer than a service.
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Reprojecting the Perseverance landing footage onto satellite imagery
The landing of the Mars 2020 Perseverance rover last month amazed the world. The stunning footage of the descent shows each stage of the sequence. If you have not seen it already you can watch it here .
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It takes a PhD to develop that
In light of recent events regarding the performance of the Windows terminal 1 , I thought it would be worth spending some time on this topic, since it uncovers a few problems that are pestering the software industry.
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Papers every developer should read at least twice (2009)
10 Papers Every Developer Should Read - (At Least Twice)
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Speed of Rust vs. C
The run-time speed and memory usage of programs written in Rust should about the same as of programs written in C, but overall programming style of these languages is different enough that it's hard to generalize their speed. This is a summary of where they're the same, where C is faster, and where Rust is faster.
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A single line of code made a 24-core server slower than a laptop
Imagine you wrote a program for a pleasingly parallel problem, where each thread does its own independent piece of work, and the threads don’t need to coordi...
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Why asynchronous Rust doesn't work
This is old! When I wrote it, I was a very different person.As it turns out, growing up a bit made me care a lot less about the nuances of Rust programming.
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A Vim Guide for Advanced Users
We continue our walk on the path leading to Vim mastery by reviewing crazy Vim functionalities which will increase even more your productivity.
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Tricks I wish I knew when I learned TypeScript
TypeScript is a big Superset of JavaScript which has many features which might not be shown in every beginner tutorial. This post has three of them to make your life easier learning TypeScript.
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Programming is hard
Most beginners in programming eventually end up with the same ingratiating message: „Programming is easy, everyone can do it”, with some threatening message that people doing the gatekeeping should stop doing that. I’m here to tell you that that is not true. Programming is hard, programming is not for everyone, and…
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Parsing Protobuf at 2+GB/S: How I Learned to Love Tail Calls in C
[Note: there have been several developments in this space since thisarticle was published. See A Tail Calling Interpreter For Python (And Other Updates) for...
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The Greatest Regex Trick Ever (2014)
Describes a regular expressions technique to match a word or pattern except in certain contexts: excluding tags, ignoring contents, word blacklist.
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Surprisingly Slow
I have an affinity for performance optimization and making software as efficient as possible. Over the years, I've encountered specific instances and common patterns that make software or computers slow. In this post, I'll shine a spotlight on some of them.
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CSS Tips
26 CSS tips and tricks with live demos: text-overflow ellipsis, line-clamp, position: sticky, scroll snap, gradient text, CSS-only modals and tooltips.
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Street Fighter II paper trails – allocating sprite space by hand
The late 90s saw the emergence of Capcom in the world of arcades. The Osaka based company seemed to produce one hit after another with Ghouls'n Ghosts in 1988, Final Fight in 1989 and Street Fighter II in 1991 among a myriad of other excellent games.
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Log4j: Between a rock and a hard place
There is more than enough written on the mechanics of and mitigations for the recent severe RCE in log4j . On prevention, this is the most interesting widely-reshared insight I have seen:
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How can you not be romantic about programming? (2020)
There’s a scene in Moneyball in which Brad Pitt’s character, the manager of the Oakland A’s , is watching a recording of one of his players trying so hard to run fast that he stumbles and falls. Lying on the ground he’s angry at himself, because he doesn’t realize that right before he started his run he hit a home run…
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Pokegb: A gameboy emulator that only plays Pokémon Blue, in 68 lines of C++
POKEGB: A gameboy emulator that only plays Pokémon Blue, in 62 lines of c++. source: https://t.co/AGt7RUTr9H pic.twitter.com/o0BUUmzNOt