This tutorial explains how to import grouped products magento.The products data are importing from the CSV.
This tutorial explains how to upgrade script multiple columns magento. The code below show to add columns to existing custom table magento module.
This is a free facebook pixel magento extension.The extension add facebook pixel code to the magento website.It also provides to option set advanced facebook pixel from magento backend.
This tutorial explains how to export import blogs shopify API. Using Shopify API data can be export from one store and import to another programmatically.
Please refer other PHP tutorials
This tutorial explains how to display selected categories home page magento extension . The extension decides whether to display category in the magento home page as shown below.
The extension give the customer an option to display selected categories in the home page. The customer can set this from the magento backend based on their need.