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Laravel: Reliable Web Applications

Learn Laravel routing, HTTP, Blade, validation, Eloquent, access policies, APIs, testing, sessions, caches, queues, and release configuration through explicit contracts and bounded evidence.

18 lessonsEnglish + ArabicContent reviewed
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In this course

Eighteen complete chapters progress from request lifecycle and dependency resolution to database relationships, authorization, APIs, testing, asynchronous work, performance, security, and deployment reasoning. Synthetic course and publishing examples connect framework behavior to observable outcomes. Every chapter contains developed explanations, worked examples, error/cause/fix/prevention records, and exercises with explained solutions.

The baseline is Laravel 12 with PHP 8.3-compatible syntax. Isolated component examples are checked against installed Laravel 12.63.0 on PHP 8.5.12 CLI without loading the project bootstrap or environment. As reviewed on 2026-10-25, Laravel 12 receives security fixes through 2027-02-24; consult the official schedule when choosing a real project version. Application, deployment, and test fragments are labeled non-runnable and are not claims of executed HTTP, authentication, queue, or production behavior.

What you will learn

  • Explain request, route, middleware, validation, CSRF, and controller responsibilities.
  • Prepare safe view data and database access with explicit schema and relationship contracts.
  • Separate authentication, authorization, public API representation, and durable effects.
  • Test important outcomes and reason about sessions, cache, queue retries, performance, and release configuration honestly.

Your learning path

Three levels

Basic: request and data foundations

Establish request, dependency, routing, controller, view, validation, CSRF, schema, and model contracts.

  1. Request lifecycle and the service container
  2. Routes, parameters, and generated URLs
  3. Controllers, HTTP input, and response ownership
  4. Blade, view data, and safe output
  5. Validation, middleware, and CSRF boundaries
  6. Migrations, Eloquent models, and safe query foundations
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Application boundaries and reliable workflows

Query relationships deliberately, validate and authorize operations, manage sessions, expose bounded APIs, and prove behavior with isolated feature tests.

  1. Relationships and deliberate querying
  2. Form Requests and trusted input boundaries
  3. Authentication and session lifecycle
  4. Policies and resource authorization
  5. API resources and bounded pagination
  6. Feature tests that prove application boundaries
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Advanced

Design reliable queued work, tenant-safe caches, measured queries, private files, useful failure evidence, and compatible releases.

  1. Queues and idempotent jobs
  2. Cache correctness and concurrency
  3. Query performance and indexes
  4. Secure file storage and authorized downloads
  5. Observability and failure handling
  6. Deployment configuration and release safety
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Who this is for

  • PHP learners ready to reason about framework boundaries and maintainable web application behavior.
  • Developers reviewing Laravel data access, middleware, policies, tests, and release assumptions.

Before you start

  • Basic PHP functions, classes, arrays, exceptions, HTTP, and SQL concepts.
  • Optional example validation needs compatible installed framework dependencies; database fixtures use only in-memory SQLite and no configured application services.

Related technical solutions

419, validation redirects, and unexpected JSON errorsLocate the first request boundary that rejected the action. Separate session-linked CSRF, authentication, Form Request authorization, field validation, and content negotiation before weakening middleware.N+1 queries, missing relationships, and unsafe write assumptionsInvestigate Eloquent through declared schema, relationship keys, scope, query counts, and writable fields. Keep performance, missing data, and authorization as separate diagnoses.Stale configuration, cache, and queue-worker behaviorDiagnose differing runtime state before clearing shared stores or restarting processes. Separate configuration artifacts, application cache keys, compiled views/routes, and long-lived worker snapshots.