When dealing with compressed files on an Ubuntu Server, it's often necessary to unpack or extract these files to access the contents within. The following guide walks you through the…

When working with an Ubuntu Server, there may come a time where you need to compress files to save space or to transfer them more easily to another machine. Below…

Using ZIP'ed directories is often necessary when transferring files from one computer to another, or when restoring backups. This guide shows how to unzip directories using the terminal on your…

When managing files on an Ubuntu Server - sometimes you need to transfer files to another computer - for example performing an adhoc backup before making changes. The terminal commands…

​The `gform_field_validation` filter in Gravity Forms allows developers to create custom validation logic for a form field using PHP code

Downloads a URL to a local temporary file using the WordPress HTTP API.

Learn how to use the WordPress 'install_themes_upload()' PHP function to display a theme upload form in various ways such as on a custom page or widget

Learn how to use the WordPress 'install_plugins_upload()' PHP function to display a form for uploading plugins from zipped files

Learn how to use the powerful gform_input_masks filter in Gravity Forms to modify the list of built-in input masks displayed in the Text Field input mask setting. Discover how to…