Page 16 - Monthly Archives: May 2025

Exploratory testing thrives on spontaneously discovering unexpected behavior, not on rigid scripts. Claude does not replace that creative process, but supports it as a co-pilot: sharpening the test charter, applying heuristics, and structurally capturing observations during the session.

Magento 2 currency conversion looks like a simple factor between two numbers at first glance, but in practice it is an interplay of base currency, rate import, rounding rules and price rules that must be configured differently per store. Anyone who confuses base currency and display currency risks price drift with every rate update and discount rules that apply in the wrong currency.

Arrays are mutable by default in JavaScript, which leads to subtle bugs in larger codebases whenever a function unintentionally changes an array it was handed. TypeScript's readonly arrays and readonly tuples provide a tool to rule out such mutations already at compile time.

The build stage is the foundation of the entire deployment process. Anyone who relies on server dependencies here, carries an undefined Node cache along, or runs DI Compile on the production machine creates risks that later surface as deployment problems. A clean build stage produces a complete artifact that does not depend on the server.

The shape() function extends clip-path with real curve commands like curve to, arc to and smooth to, written in readable CSS syntax. Where only an external SVG or a rough polygon approximation used to help, organic, curvy shapes now happen without a build step and without a path editor.

Anyone who builds a custom Hyva theme from scratch, rather than inheriting the Hyva Default Theme as parent, gains full control over every line of markup and Tailwind class, but gives up fallback templates that would otherwise kick in automatically.

Anyone processing large volumes of data in JavaScript has long had to load everything into memory before working with it. The Web Streams API changes that: data flows through a pipeline as chunks, backpressure prevents memory overload, and the first chunk is available before the last one has even arrived.

Anyone who registers a separate event listener for every list item is building a memory and performance trap. Event delegation uses event bubbling and lets a single listener handle events on any number of elements, including ones that are only added to the DOM dynamically later on.

An unfolding mega menu, a softly fading-in modal, a parallax-style scroll effect: for most users, x-transition animations like these inside an Alpine component feel elegant and modern. For users with vestibular disorders, the very same motion can trigger dizziness, nausea, or headaches. The prefers-reduced-motion CSS media query gives exactly these users a way to record their preference at the operating system level. This article covers how an Alpine component reads that preference reliably, disables x-transition animations conditionally, and why this is not a cosmetic nicety but a WCAG requirement.

Log entries, search queries, or sensor events share a trait that classic product data does not have: they get written continuously, grow without bound, and are meant to disappear from the index automatically after a certain time. Before data streams, this time-series management had to be rebuilt manually from a combination of daily-created indices, a write alias, and an ILM policy, with plenty of places for a mistake to creep in. Data streams bundle exactly this pattern into a single, declarative concept. This article shows how data streams manage automatically rotating backing indices, how they differ from the classic alias pattern, and how a practical search query log for later analysis gets built on top of them.