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Create, Configure and Connect Laravel with MySQL database with .env file

10-11-2025 - Andrés Cruz

Create, Configure and Connect Laravel with MySQL database with .env file

Laravel Connect a Laravel project to a MySQL database (for example); although we can connect to other types of databases such as SQLServer, PostgreSQL, etc.


Create a list or table view in CodeIgniter 4 styled in Bootstrap 4 or 5

24-02-2026 - Andrés Cruz

Create a list or table view in CodeIgniter 4 styled in Bootstrap 4 or 5

CodeIgniter We are going to know how we can create the list of records in a table using CodeIgniter 4, this list will be paginated and it is a fundamental element for our CRUD.


Delete records in CodeIgniter 4

21-02-2026 - Andrés Cruz

Delete records in CodeIgniter 4

CodeIgniter We are going to see how we can delete records from the database using CodeIgniter 4.


Migrations in CodeIgniter 4

15-02-2026 - Andrés Cruz

Migrations in CodeIgniter 4

CodeIgniter We are going to know and work with the migrations to generate our tables in the database using CodeIgniter 4.


Backup of the database in CodeIgniter 3 (includes CSV)

19-04-2023 - Andrés Cruz

Backup of the database in CodeIgniter 3 (includes CSV)

CodeIgniter Learn how to fully or partially export your database through a query in CodeIgniter


Bucardo: the replication system for PostgreSQL

29-11-2025 - Andrés Cruz

Bucardo: the replication system for PostgreSQL

Linux As the title for this post specifies, Bucardo is a replication system that in other words allows you to "clone" or "duplicate" records from a Database to other Databases (source-target), also I will show you how to synchronize the sequences of a Postgresql Database using Bucardo.


Persistent data storage in Android Studio

02-02-2026 - Andrés Cruz

Persistent data storage in Android Studio

Android Learn how to implement persistent data storage in Android Studio using DataStore, Room, SQLite, and modern best practices step by step.


How to use Room Database (SQLite) in Android Studio with Kotlin

06-02-2026 - Andrés Cruz

How to use Room Database (SQLite) in Android Studio with Kotlin

Android It is explained that it is a database in SQLite, giving complete examples in Android, good practices to use it in our projects, queries, insertion, deletion and updating and we will also see how to use a SQLite database belonging to


Models in Django: what they are, how to create them and use them step by step

04-12-2025 - Andrés Cruz

Models in Django: what they are, how to create them and use them step by step

Django We are going to see how we can create a model in Django, which remember is one of the MTV layers of our application and the one in charge of managing its data; we will also see how to define different fields.


How to create a custom backend authentication system in Django

03-01-2026 - Andrés Cruz

How to create a custom backend authentication system in Django

Django Learn how to customize Django's authentication system from scratch. This guide covers how to create a backend for email login and how to style all the views (reset, log in, log out) using Bootstrap 5 for a professional finish.