If you don’t like the empty ‘Filter by category’ dropdown then you can get the regular dropdown back.
WooCommerce Tips
Change hardcoded WooCommerce strings
Use a PO and MO file to change some hardcoded WooCommerce strings. The same concept works for other plugins and themes.
Remove type from script and style markup
A fun experiment to reduce W3C Validator warnings about the ‘type’ attribute of scripts and styles.
Attach WooCommerce product image to Contact Form 7 email
Parse the outgoing email to determine the product ID and then retrieve the product image and attach it to the email.
Limit sale flash by category or ID
Limit the categories or products where the WooCommerce sale flash is displayed.
Superscript WooCommerce price decimals
Superscript the decimals of a WooCommerce price. And then rewrite the code to make it better.