comment parade
A way for you to comment (anonymously, if you wish) on any post that accepts webmentions. So you can use this to respond to posts on adactio.com if you want.
Link tags: commenting
3
The Art of Comments | CSS-Tricks
Great advice on writing sensible comments in your code.
Implementing Webmentions
Drew has been adding webmention support not just to his own site, but any site using Perch. This account of his process is a really good overview of webmentions.