The latest blog posts to take off on Hacker News. 1,517 posts.
I my previous blog post, I documented how one might proceed to compute the number of digits of an integer quickly. E.g., given the integer 999, you want 3 but given the integer 1000, you want 4. It is effectively the integer logarithm in base 10. On computers, you can quickly compute the integer logarithm … Continue…
Native Go fuzzing is now ready for beta testing on tip.
At Red Planet Labs we’ve been quietly developing a new kind of developer tool for many years. Our tool reduces the cost of building large-scale end-to-end applications by multiple orders of magnitu…
Although the main interface between applications and a Vitess database is through the MySQL protocol, Vitess is a large and complex distributed system, and all the communication between the different services in a Vitess cluster is performed through GRPC .
Artwork courtesy of the Jenkins project. At Slack we manage a sophisticated Jenkins infrastructure to continuously build and test our mobile apps before release. We have hundreds of jobs running in a variety of different environments. One day something very odd happened — our Jenkins UI stopped working although the…
Learn the theory behind how to perform sensor and camera calibration.
I got the chance to investigate an interesting bug in SerenityOS this week. It was related to the decoding of JPG images in the operating system. For some reason, when a JPG image is viewed, it comes out like this: Lenna, showing up with incorrect colors. Weird, huh? Also seems like a simple confusion of RGB vs. BGR…
In the late 1990s, the Windows Shell and Internet Explorer teams introduced a bunch of brilliant and intricate designs that allowed extension of the shell and the browser to handle scenarios beyond…
JavaScript in the browser runs many times faster than it did two decades ago. And that happened because the browser vendors spent that time working on intensive performance optimizations.
Here's a few patterns I've picked up based on using Docker since 2014. I've extracted these from doing a bunch of freelance work.
How to decide what to use for autogenerated primary keys: UUID, serial or identity column? Recommendations are given!
How to put a price on the limits of knowledge
After showing an impressive demo last year and unleashing recently with the UE5 preview, Nanite is all the rage these days. I just had to go in and have some fun trying to figure it out and explain…
Twenty years ago today, the first email on the postgis users mailing list (at that time hosted on yahoogroups.com) was sent, announcing the first numbered release of PostGIS. The early history of PostGIS was tightly bound to a consulting company I had started a few years prior, Refractions Research. My first contracts…
You can mount code from your development machine into a container and save yourself tedious waiting times during development.
Edsger W. Dijkstra? Alan Perlis? Jacques Arsac? George Johnson? Donald Knuth? Matthew Dennis Haines? Anonymous?
For sqlite-utils issue 250 I needed to locate some test CSV files that start with a UTF-8 BOM.
In this article, the author explores why JRuby, an alternative Ruby interpreter that runs on the Java Virtual Machine (JVM), is slower than other R...
Hello friends! :^) Let me tell you a story…
UPDATED July 2023: How to use EXPLAIN ANALYZE in PostgreSQL, learn tools to visualize the output. See query execution time and row count.
Every lisp hacker I ever met, myself included, thought that all those brackets in Lisp were off-putting and weird. At first, of course. Soon after we all came to the same epiphany: lisp’s power lies in those brackets ! In this essay, we’ll go on a journey to that epiphany.
Manifest v3 support for Firefox extensions is coming in late 2021. See a high-level summary of changes to the platform.
In V8 v9.1 we’re improving V8 performance by 5–15% with Sparkplug: a new, non-optimizing JavaScript compiler.
Functional programming is an increasing popular programming paradigm with many languages building or already supporting it. Go already supports some of these features such as first-class and higher order functions and enabling functional programming.
Building on top of OpenTelemetry empowers us to provide integrated and opinionated observability solutions for our application engineers.
Have you ever accidentally caused harm to yourself or others from your code? I have.
