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Deno 1.22
Deno 1.22 changes default type-checking behavior, removes Deno.emit() API, adds Response.json() API, adds Deno namespace to workers by default, and more
New
The latest blog posts to take off on Hacker News. 1,551 posts.
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How Airbnb Built “Wall” to prevent data bugs
Gaining trust in data with extensive data quality, accuracy, and anomaly checks.
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Manifest v3 in Firefox: Recap and Next Steps
It’s been about a year since our last update regarding Manifest v3. A lot has changed since then, not least of which has been the formation of a community group ...
934
Unfinished Business with Postgres
7 years ago I left Heroku. Heroku has had a lot of discussion over the past weeks about its demise, whether it was a success or failure, and the current state. Much of this was prompted by the recent, and on-going security incident, but as others have pointed out the product has been frozen in time for some years now…
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Billing systems are a nightmare for engineers
In this article, Lago's cofounder Raffi gives an overview of the technical challenges we faced while implementing a hybrid pricing model at Qonto, and what we learned during this journey.
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Erlang/OTP 25.0 Release
The official home of the Erlang Programming Language
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The big six matrix factorizations
Six matrix factorizations dominate in numerical linear algebra and matrix analysis: for most purposes one of them is sufficient for the task at hand. We summarize them here. For each factorization …
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Git ignores .gitignore with .gitignore in .gitignore
A fun, if predictable and pointless exercise.
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Dolphin Progress Report: February, March, and April 2022
After a long wait, the Progress Report is back! This time it wasn't so much from a lack of content, but from a lack of content creators. The past three months had illnesses hit one of our writers and the other had a very challenging move. Even with these major hurdles jumped, we're not even close to 100% yet. It's…
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My thoughts about Fly.io (so far) and other newish technology I'm getting into
Hartley writes about full stack software engineering and AI-driven software development.
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AI and Machine Learning – The Basics
Artificial Intelligence is a once-in-a lifetime commercial and defense game changer (download a PDF of this article here) Hundreds of billions in public and private capital is being invested in Art…
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Super-Structured Data: Rethinking the Schema
Dealing with real-world data is hard. You often end up stuck between the document model of JSON and the relational model of SQL databases. There's a better way. It's called super-structured data.
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Professional Programming: The First 10 Years
Last month, April 2022, marked the 10 year anniversary of my start as a professional programmer.
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Supercharging GitHub Actions with Job Summaries
You can now output and group custom Markdown content on the Actions run summary page.
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Shopify invests in research for Ruby at scale
Shopify is investing on Ruby on Rails at scale by funding high-profile academics to focus their work towards Ruby and the needs of the Ruby community.
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Correctness and composability bugs in the Julia ecosystem
For many years I used the Julia programming language for transforming, cleaning, analyzing, and visualizing data, doing statistics, and performing simulations.
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JSON and Virtual Columns in SQLite
Faster JSON handling in a relational database.
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How I learned to stop worrying and love the YAML
Something I miss after emigrating from the UK to the USA is the using the name of a yeast extract based spread as an adjective. To describe something as “marmite”
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Golang Diaries: Generics
My coding time this year has been invested in Quamina , an event-filtering library implemented in Go. Just in the last couple of weeks I spotted an opportunity to bring Go’s shiny new generics to bear, and not just anywhere, but for a central data structure. I got good results, but the process was sort of painful; I…
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A lock-free, concurrent, generic queue in 32 bits
While considering concurrent queue design I came up with a generic, lock-free queue that fits in a 32-bit integer. The queue is “generic” in that a single implementation supports elements of any arbitrary type, despite an implementation in C. It’s lock-free in that there is guaranteed system-wide progress. It can…
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Java record pattern matching in JDK 19
Enhance the Java programming language with record patterns to deconstruct record values. Record patterns and type patterns can be nested to enable a powerful, declarative, and composable form of data navigation and processing. This is a preview language feature .
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The overengineered solution to my pigeon problem
TL;DR: I built a wifi-equipped water gun to shoot the pigeons on my balcony, controlled over the internet by a python script running openCV reading the camera image of my old iPhone. Introduction The pigeons in my backyard find particular pleasures in voiding their excrements onto my balcony. Dissatisfied with this…
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Making fifty TIC-80 carts in a weekend
Ever since I read about the Make 50 of Something technique in Vi Hart's blog post about Fifty Fizzbuzzes, I wanted to try it for myself! Creating 50 of, well, anything, in quick succession seemed like a fun challenge!
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The other kind of staff software engineer
In this article, the author explores the differences between line and staff software engineers. They discuss the advantages and disadvantages of ea...
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Notes on Virtual Threads and Clojure
Virtual Threads are an excellent addition to Java platform and here's how Clojure is going to benefit from it.
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SQLite in Go, with and Without Cgo
Most people use the mattn/go-sqlite3 package to interact with SQLite in Go. This package uses cgo and bundles the SQLite C amalgamation files with the Go source.