The site has a number of feeds available.
The main article stream can be accessed via https://www.hashbangcode.com/articles.xml.
The snippets stream can be accessed via https://www.hashbangcode.com/snippets.xml.
Each of the category and tag pages can be viewed as a RSS feed by adding the word "feed" onto the end of the URL.
For example:
The Drupal category page can be accessed on the following pages:
https://www.hashbangcode.com/category/drupal -> https://www.hashbangcode.com/category/drupal/feed
The "oop" tag listing page can be accessed on the following pages:
https://www.hashbangcode.com/tag/oop -> https://www.hashbangcode.com/tag/oop/feed