February was short but it made a few things obvious: solo work stalls ML projects, code is not documentation, and an MLOps stack that ignores the deployment environment never ships. Notes from a month of ML and backend work.
WooCommerce 10.5.3 patches a path validation bug in the Store API batch endpoint that let attackers skip nonce checks and gain admin access via CSRF. Don’t roll back to 10.5.2; update now and test your checkout.
Ahmad Wael explains CVE-2026-2441, a Use-After-Free bug in Chrome’s Blink CSS engine triggered through @font-feature-values. It’s not literal code execution via CSS, but it’s a real reason to update your browser now.
Most feature pipelines are just Python scripts and CSV files until they break in production. This post covers using Feast for feature management and Ray for distributed compute to fix training-serving skew and cut latency.
Agentic RAG setups waste time and money answering the same questions repeatedly. This post covers a two-tier semantic and retrieval cache, plus the validation logic needed to keep it from serving stale answers.
Most AI features never leave the notebook. Notes on the production data architecture that gets them into a live site: separated layers, database integrity over raw insert speed, and the state and permission problems agents bring with them.
WordPress developer documentation is finally updated to 6.9.1 after being stuck at 6.4 for two years. This post covers the syntax bugs, like nullable types and anonymous classes, that broke the parser, and what’s planned for WordPress 7.0.
WooCommerce 10.6 wires the woocommerce_get_breadcrumb filter into the WordPress Core Breadcrumbs block, so the second parameter can arrive as null instead of a WC_Breadcrumb object. Callbacks that call methods on it will fatal. An instanceof check is the fix.
Layoffs dominate the headlines, but the data tells a different story: senior hiring keeps growing while roles fragment into analyst, ML engineer, and infrastructure tracks.
Mailchimp’s Feb 28, 2026 database maintenance means four short API outages. Here’s what happens to WooCommerce syncs and custom integrations, and how to keep 503 errors from breaking your store.