Page 258 - Maxim Mironjuk

A zombie process has already terminated, yet its parent process never collected its exit status, leaving a blocked entry in the process table. This guide explains the difference between zombies and orphaned processes, shows why kill -9 is completely ineffective, and gives concrete commands to find the responsible parent process and fix the problem permanently in code.

Nested resources such as order items under an order look intuitive at first glance, but if used without thought they quickly lead to cluttered URL structures and duplicated authorization logic. This article shows how to cleanly model subresources in API Platform through uriTemplate and when a standalone resource is the better choice.

Headless commerce separates the Magento backend from a standalone frontend via a GraphQL API, whether that frontend is a PWA, a native app, or an IoT terminal. This article provides a concrete decision framework: when the extra complexity pays off through multi-channel requirements and separate teams, and when Hyva as a server-rendered default setup remains the faster and cheaper choice.

A Docker image is only as secure as its base image and the system packages installed inside it, and that is exactly where many vulnerabilities hide that neither SAST nor Dependency Scanning catch, since both focus on application code and language packages. GitLab's Container Scanning closes this gap by checking the fully built image directly in the pipeline against a vulnerability database. This article covers the integration, the difference to a standalone tool like Trivy, and how the results end up in the merge request widget.

Staggered chapter counters, nested lists with mixed styles, custom markers for list items: pure CSS handles all of it with counter-reset, counter-increment, and counter(). Once you understand the system, you can strike JavaScript counters from your toolkit for good.

Prepared statements are often understood purely as a defense against SQL injection, but they are also a performance tool for repeatedly executed queries. This article explains why string concatenation is structurally unsafe, how prepared statements solve this problem, what the difference between server-side and client-side prepare is, and shows correct implementations with PDO and mysqli, including common pitfalls.

As soon as a class uses two traits with same-named methods, PHP reports a fatal error unless the conflict is resolved explicitly. insteadof decides the winner, as assigns alias names and changes visibility. This article shows both operators in detail and where trait conflicts typically arise in real projects.

Tailwind's content scanning promises that only actually used classes end up in the final CSS. In practice, unused Tailwind classes still accumulate, through removed components, oversized safelists, and dynamically composed class names that scanning can never classify as safe in the first place.

Choosing a primary key is one of the most consequential decisions in table design: a business natural key such as an email address or a product SKU carries meaning, an artificial surrogate key such as an auto-increment value or a UUID is stable and meaningless. This post compares both strategies concretely, presents composite keys as a third option, and delivers a practical decision guide.

Teams that accept AI suggestions without review gradually lose the ability to reason about code independently and to find bugs without assistance. This article shows how skill atrophy develops in a development team, which habits keep understanding of generated code intact, and how the productivity gains of AI assistants can coexist with genuine, lasting developer competence.