This tutorial explains how to add content block homepage shopify. Here it explains how to create editable content blocks.
Author: pearl
Sliding contact form magento extension
The extension adds contact form slider as shown below.This is a free sliding contact form magento extension.
Also refer how to extend contact form and save contact details and other magento extensions.
Rewrite adminhtml form magento
This tutorial explain how to rewrite adminhtml form magento. The tutorial show how to extend magento extension admin form and add new form fields as shown below.
Also refer the tutorial explains how to tables upgrade script and create magento admin grids.
Import grouped products magento
This tutorial explains how to import grouped products magento.The products data are importing from the CSV.
Upgrade script multiple columns magento
This tutorial explains how to upgrade script multiple columns magento. The code below show to add columns to existing custom table magento module.
Please also refer other magento tutorials and how to create custom tables magento installer script.