Cloudsoft Zone Build, deploy and scale with practical guides to PHP, Node.js, React, DevOps and AI automation. Explore the guides
Guides topic
Tutorials and troubleshooting for Laravel and PHP, JavaScript, Next.js, React, NestJS and Node.js.
Interview preparation
17 Git interview questions with model answers: index and branches, merge vs rebase, reset modes, revert, conflicts, reflog recovery, bisect and Git 3.0.
By Cloudsoft Zone
Tutorial
Build a REST API on NestJS 12 and Fastify 5 with schema validation, helmet, CORS, rate limits, pino logs, health checks, graceful shutdown, inject() tests and Docker.
By Cloudsoft Zone
Troubleshooting guide
Why InnoDB returns errors 1213 and 1205, how isolation levels and gap locks decide what gets locked, how to find blocking transactions with the Performance Schema, and the application changes that make deadlocks rare.
By Cloudsoft Zone
WordPress 7.0 and 7.1 raised PHP to 7.4, made the editor always iframed, moved image resizing into the browser and changed CSS specificity. A checklist for plugin and theme code.
By Cloudsoft Zone
Core Web Vitals measure loading, responsiveness and visual stability with three metrics: LCP, INP and CLS. This explainer covers the current thresholds, how to measure them in the field and the lab, and the fixes that usually move each number.
By Cloudsoft Zone
Tutorial
Move a Laravel 12 or 13 app to PHP 8.5 safely: supported versions, the deprecations that bite, Composer and OPcache changes, Rector and PHPStan settings, CI and rollout.
By Cloudsoft Zone
Comparison
Laravel 13 or NestJS 12 for a SaaS? Ecosystem for auth, billing, queues and admin, typing, performance, hiring, testing and deployment, with the same endpoint built in both.
By Cloudsoft Zone
Architecture guide
Every HTTP API needs an error format, and most teams invent their own. RFC 9457 defines a standard one: application/problem+json. This guide explains its members, shows validation and business-rule examples, and covers design and security rules for adopting it.
By Cloudsoft Zone
Comparison
CodeIgniter 3 is in maintenance mode and CodeIgniter 4 is a rewrite, not a drop-in upgrade. Compare the two versions, see how controllers, models, queries, views and routes translate, and plan a low-risk conversion.
By Cloudsoft Zone
Architecture guide
How to choose between shared tables, schema per tenant and database per tenant for a SaaS, and how to enforce isolation in shared tables with PostgreSQL 18 row-level security and transaction-scoped tenant context in Node.js.
By Cloudsoft Zone
Comparison
How block, classic and hybrid WordPress themes differ in files, editing and control, what 7.0 and 7.1 changed (responsive styles, viewport breakpoints, iframed editor), and how to choose for a new or existing site.
By Cloudsoft Zone
Architecture guide
How to secure Model Context Protocol servers and clients: vet and sandbox servers, pin tool definitions against rug pulls, design approvals, check token audience and keep scopes small.
By Cloudsoft Zone
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