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Guide to Models in CodeIgniter 4: Properties, Timestamps, and Foreign Key Relationships

22-11-2025 - Andrés Cruz

Guide to Models in CodeIgniter 4: Properties, Timestamps, and Foreign Key Relationships

CodeIgniter Master Models in CodeIgniter 4: Configure timestamps (created_at/updated_at), Foreign Key relationships, and allowedFields. Technical guide with code examples.


Create a Restful API in Flask with authentication required

26-10-2025 - Andrés Cruz

Create a Restful API in Flask with authentication required

Flask We are going to learn how to easily create a Restful API in Flask using the package called flask_restful which, as its name suggests, allows us to easily create a CRUD Restful API.


localStorage in JavaScript: Why you should stop using local storage today

29-12-2025 - Andrés Cruz

localStorage in JavaScript: Why you should stop using local storage today

JavaScript Discover why this synchronous API is harming the performance and security of your modern web applications. We analyze its risks compared to IndexedDB and how to properly manage structured data in JavaScript.


Collections in Laravel: Operations, Methods, and Best Practices

15-01-2026 - Andrés Cruz

Collections in Laravel: Operations, Methods, and Best Practices

Laravel Learn what collections are in Laravel, how to create and chain operations, key methods, practical examples, and performance best practices.


View SQL Queries in Laravel: all the ways to inspect and debug your queries

17-01-2026 - Andrés Cruz

Laravel Learn how to view SQL queries in Laravel using Debugbar, Pulse, and DB::listen. Detect N+1 queries and optimize performance step by step.


Get random records from database in Laravel with Eloquent

17-01-2026 - Andrés Cruz

Get random records from database in Laravel with Eloquent

Laravel Learn how to use the orderByRaw function to get random records from your database, both with a direct relationship and a foreign one.


The N+1 Problem in Django's ORM and How to Avoid It

07-02-2026 - Andrés Cruz

The N+1 Problem in Django's ORM and How to Avoid It

Django Learn what the N+1 problem is in Django, why it occurs with the ORM, how to detect it, and how to optimize queries using select_related and eager loading.


Inverse Relationships in Django and the N+1 Problem

11-02-2026 - Andrés Cruz

Inverse Relationships in Django and the N+1 Problem

Django We'll see how to use inverse relationships in Django and the N+1 problem in inverse relationships.


Creating an AutoCRUD in FastAPI + SQLAlchemy

25-02-2026 - Andrés Cruz

Creating an AutoCRUD in FastAPI + SQLAlchemy

Python Learn how to create an AutoCRUD in FastAPI with generics, APIRouter, Pydantic and SQLAlchemy, without depending on packages.