Ideas y movimientos que importan a quienes diseñan, construyen y operan software. Una selección breve para mantener el pulso del oficio.
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In 2024 and 2025, we reassessed remote Spectre attacks on our Workers infrastructure. We share details about the new attack primitives like Spectre gadgets, remote timers, achieving co-location and how new defenses further harden…
WhatsApp is testing Scam Alert in limited beta, using on device machine learning to detect potential scam messages from non contacts. Meta's architecture keeps message content on the device while using confidential computing, Oblivious…
Sam Newman discusses the concept of progressive collapse in civil engineering and how it applies to distributed systems. Using real-world examples - from the 1968 Ronan Point tower failure to AWS outages - he shares crucial resilience…
Last week Microsoft released .NET 11 Preview 7, with updates across C#, ASP.NET Core, .NET MAUI, Entity Framework Core, Windows Forms, and F#. C# adds labeled break and continue. ASP.NET Core brings Blazor circuit pausing, CacheView, and…
The common practice is to size the Galera Cache based on write volume measured during peak load, but often it is more of a guesswork. The writeset cache capacity planning is crucial to shorten the maintenance time and avoid long state…
Amazon Web Services has extended Amazon Bedrock AgentCore with runtime instances, a new compute option that gives AI agents persistent infrastructure purpose-built for complex long-running workflows and multi-agent coordination. By Matt…
React Router v8 was released on June 17, 2026, with minimal breaking changes and new baselines. Key updates include an ESM-only build and default middleware settings. React Router v6 and Remix v2 have reached End of Life. Developers should…
Databricks’ acquisition of Electric is noteworthy for several reasons. Electric developed PGlite, a WebAssembly build of PostgreSQL that can run inside a browser, application, serverless environment, or AI agent sandbox. It also developed…
PostgreSQL famously does not implement query hints. This is about 95% true, and join_collapse_limit is the other 5%: set it to 1, and the planner joins your tables in exactly the order you wrote them. This is not an exploit or an accident…
Kubernetes metric container_memory_working_set_bytes is used for evicting/killing pods with too much memory use, especially if request < limit (don’t do this with Postgres). The metric is calculated from cgroups v2 memory.stat metrics as…
Over the years we have written a lot about how data gets into Postgres, how it sits on disk, and how indexes help you find it again. Some of that advice was written against Postgres 10 or 11. A surprising amount of it is still exactly what…
Release date: 2026-08-18Previous release: 1.0-alpha (2026-08-04)GithubChangelogpgColumnar is a columnar table access method for PostgreSQL. This is the second alpha. It adds read-only Apache Iceberg support, reads and writes over…
