In formal language theory and computer programming, concatenation is the operation of joining character strings end-to-end. For example, the concatenation of "snow" and "ball" is "snowball". The most popular concatenation in programming is combining first and last name field to form a full name. This tutorial show the code of concatenation in CakePHP 4.

Read more: CakePHP 4 Concatenation

This tutorial will show the step to create a site configuration which is accessible from the form interface and stored in a database table: configurations in CakePHP 4. Basically, this site configuration leverage the global variable configuration to make it accessible throughout the system.

Read more: CakePHP 4 Site Configuration Using Database

This tutorial will show how to create a bulk delete function in CakePHP 4. The bulk delete is a process of selecting a group of records in a single table and remove it from the database. A checkbox will be rendered on each of the record ID and send it to the function that manages the delete all process.

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This tutorial shows how to upload image or file in CakePHP 4 using Proffer plugin. This plugin allows images and files to be uploaded and includes a bundled image library for generating thumbnails from source images. You can also rename the uploaded images. The reference table used in this tutorial is users table which contains id, username, avatar and avatar_dir. The avatar (profile image) will save the image filename and avatar_dir will save the path for the image (basically it based on the record ID).

Read more: CakePHP 4 File Upload Using Proffer Plugin

This tutorial will show how to create an authentication using the Auth component for CakePHP 4. It includes the process of password hashing, registration with email verification, multi-field username/email login, forgot password, reset password and status management. 

Read more: CakePHP 4 Authentication Using Auth Component (Advance)