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A Graphical Introduction to Lattices
Here is my (extended) family tree: Everyone in the tree shares at least one common ancestor and at least one common descendant. This ...
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The latest blog posts to take off on Hacker News. 1,508 posts.
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Nested Transactions in CockroachDB 20.1
What do nested transactions look like in an ACID environment? We explore the journey of a nested SQL transaction in CockroachDB in this post.
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The Next Step for Generics
An updated generics design draft, and a translation tool for experimentation
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3K, 60fps, 130ms: achieving it with Rust
How we chose the Rust programming language to advance the state-of-the-art in real-time communication
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Using Lua as a Serialization Format
This is somewhat of a followup to my post on Lua integration from a few days ago.
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Generics and Compile-Time in Rust
Learn about the benefits of TiDB and the TiDB Cloud solutions from PingCAP. Read our latest post "Generics and Compile-Time in Rust" here.
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On Coding, Ego and Attention
My thoughts on coding, ego and attention. How I learned to get out of my own way by learning about this link between ego and attention.
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Zsh and Fish’s simple but clever trick for highlighting missing linefeeds
tl;dr: We look at how Zsh and Fish is able to indicate a missing terminating linefeed in program output when the Unix programming model precludes examining the output itself.
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Stories about the B5000 and people who were there (1979)
OCRed and HTMLed by Ed Thelen from a very poor copy provided by "anonymous" - Click for operational characteristics of the processors for the Burroughs B5000 - 5 MByte .pdf
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From scratch: reverse-mode automatic differentiation (in Python)
The site of Sid
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The Curious Case of Swift's Adoption of Smalltalk Keyword Syntax
I was really surprised to learn that Swift recently adopted Smalltalk keyword syntax: [Accepted] SE-0279: Multiple Trailing Closures . Tha...
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I built an IPFS crawler with libp2p
And lessons learnt
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Fast 2D Rendering on GPU
Previously on my quest for fast rendering of 2D vector graphics on GPU, I have posted a piet-gpu update and a deeper exploration into a sort-middle architecture. These intermediate results showed promise, but fell short of my vision for truly high performance 2D GPU rendering.
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SQLite as an Application File Format (2014)
An SQLite database file with a defined schema often makes an excellent application file format. Here are a dozen reasons why this is so:
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Ansible Alternatives in Python
My VPS will soon expire, so I've decided to try to automate its deployment. After spending evening by studying Ansible alternatives, I've decided to use pyinfra, and I am quite happy with it.
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Async Python is not faster
Async Python is slower than "sync" Python under a realistic benchmark. A bigger worry is that async frameworks go a bit wobbly under load.
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How to implement search-by-color when all you have is a good coffee
Hey there! Last week I started working on a rewrite of Shefa Products which is a wholesale merchandising e-commerce for Argentina.
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Spark joy by running fewer tests
Developers write tests to ensure correctness and allow future changes to be made safely. However, as the number of features grows, so does the number of tests. Tests are a double-edged sword. On one hand, well-written ones catch bugs and maintain a program’s stability, but as the code base grows, a high number of…
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A New RegExp Engine in SpiderMonkey
Regular expressions – commonly known as RegExps – are a powerful and heavily used tool for manipulating strings in JavaScript. This post describes how we updated the RegExp engine in ...
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Windows Explorer Through the Years
At a glance comparison of every major Explorer release
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How and why GraphQL will influence the Sourcehut alpha
sourcehut is a network of useful open source tools for software project maintainers and collaborators, including git repos, bug tracking, continuous integration, and mailing lists.
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AWS CodeArtifact: A fully managed software artifact repository service
Discover more about what's new at AWS with Introducing AWS CodeArtifact: A fully managed software artifact repository service
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Speeding up a Git monorepo
We migrated from Mercurial to Git in 2014 to improve local performance and began consolidating our repositories that hosted our backend code. But as this monorepo grew, we experienced Git performance issues that grew linearly with the number of files we added. Inconveniently, this problem was the most severe on…
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YOLOv5: State-of-the-art object detection at 140 FPS
YOLOv5 license and commercial-use guide: AGPL-3.0 terms, specs, resources, and alternatives. Compare YOLOv5 against other vision models free.
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Create diagrams with code using Graphviz
Have you ever had to draw an architecture diagram and found the repetitive clicking and dragging tedious? Did you have to do modifications to that diagram and found it complicated? Graphviz is an open source graph visualization software that allows us to decribe a diagram using code, and have it automatically drawn…
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Writing a full-text search engine using Bloom filters (2013)
A few minutes ago I came across a Hacker News post that detailed a method of adding search to your static site. As you probably know, adding search to a static site is a bit tricky, because you can’t just send the query to a server and have the server process it and return the results. If you want full-text search…
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A tiny static full-text search engine using Rust and WebAssembly (2019)
I wrote a basic search m…