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Frameworks & web · #codeigniter
CodeIgniter 4's paginate() and Pager service give you correct pagination in a few lines — if you know about the COUNT query cost, named groups, and dropped filter parameters.
Architecture note on CodeIgniter 3 Hooks: minimal enablement, trusted in-process execution, operational checks, failure modes, and conditions that require a different design.
Learn how to use CodeIgniter’s Query Builder to fetch paginated data while automatically escaping user input and keeping driver switches painless.
CodeIgniter 4's Query Builder escapes values and compiles chainable SQL — but only if you use its structured methods. Learn where the protection applies, where it stops, and how to verify the generated SQL.
CodeIgniter 4's Query Builder binds values automatically, paginates in one call, and stays portable across databases — if you respect where its protection stops.
Learn how to use CodeIgniter 4’s Query Builder for secure, database‑agnostic CRUD operations with automatic value escaping, plus verification steps and recovery tactics.
Learn how CodeIgniter 4’s Validation service lets you declare field rules, run them all at once, collect errors, and repopulate forms with the Form Helper.
Learn how CodeIgniter 4’s Model class and Query Builder give you safe, automatic pagination with just a few lines of code, plus the trade-offs to watch for.
Learn how to register and resolve services in CodeIgniter 4, balance singleton and prototype scopes, and avoid common pitfalls like circular dependencies.
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