Magento Blog: Guides and Practical Know-how | Page 127 | mironsoft
Magento Blog
-
Nov 27, 2025
Scroll event listeners for visibility checks are outdated and expensive. The Intersection Observer delivers viewport notifications without blocking the main thread, without layout thrashing, and with configurable thresholds, the modern solution for lazy loading, scroll animations and infinite scroll.
-
Nov 26, 2025
An uncontrolled flood of latest tags and anonymous Docker Hub pulls puts every production environment at risk. Teams that run a private Docker registry, adopt meaningful image versions, and define retention policies create traceable, reproducible builds and significantly reduce the risk of outages.
-
Nov 26, 2025
Before a service runs in production with multiple replicas in Kubernetes or Docker Swarm, it is worth testing locally with deploy.replicas in Docker Compose. This way, port conflicts, shared volumes and load balancing behavior can be uncovered on the development machine, instead of noticing them only after a production rollout.
-
Nov 26, 2025
Native checkout validation in Magento 2 checks required fields and obvious format errors, but no business specific rules such as minimum order values per customer group, restricted shipping countries for certain products, or payment data consistency. Custom checkout validation belongs cleanly in service contracts and plugins, not in fragile frontend checks alone.
-
Nov 26, 2025
Bare metal, virtual machines and containers form a spectrum of isolation, overhead and deployment speed, not a simple either-or decision. This article explains when full hardware control is necessary, when hypervisor isolation makes sense for multi-tenancy, and when containers are the faster choice, along with the hybrid approach that most production hosting setups actually run to balance cost, security and operational effort.
-
Nov 25, 2025
Symfony's ObjectNormalizer walks every property of an object via reflection and turns it into an array, which works well for plain DTOs. As soon as an object is a value object with its own internal structure, part of a polymorphic class hierarchy, or references other objects that point back at it, that generic reflection logic runs into real limits. This article shows how to write your own transformations with NormalizerInterface and DenormalizerInterface, how to control their priority against the built-in normalizers, and how to resolve circular references deliberately instead of running into an infinite loop.
-
Nov 25, 2025
Once a custom indexer builds on the results of another, clean indexer dependency management decides whether the data ends up consistent or whether a downstream indexer regularly computes on stale intermediate results without anyone noticing the mistake right away.
-
Nov 25, 2025
Behind every require-free PHP project sits a simple, but often misunderstood mechanism: Composer autoloading translates namespace declarations from composer.json, through generated PHP files and a longest-prefix-match algorithm, into actual file paths. This article opens the black box: from composer dump-autoload through autoload_psr4.php to the ClassLoader::loadClass() method, step by step, with real, traceable code for PHP 8.4.
-
Nov 24, 2025
Hyva has no Knockout viewmodels and therefore no classic JavaScript unit test layer the way Luma themes had it. Building a testing strategy for Hyva themes means rethinking the test pyramid itself: PHPUnit checks the PHP logic behind the ViewModels, PHPStan catches type errors before a single test even runs, and Playwright covers exactly the Alpine.js interaction in a real browser for which Hyva simply has no meaningful unit test layer.
-
Nov 24, 2025
A breadcrumb navigation shows users where they are within the page structure, and gives search engines a clear BreadcrumbList signal. With Alpine.js, this navigation can be generated directly from the current URL, with no client side router and no need to maintain path segments manually for every page.