Programming Blog Post Promotion Checklist [Curated List]

Do you struggle to attract traffic to your technical blog? Maybe people just don't know about the stuff you publish.

Below you can find a list of places you can submit and promote your programming and technical blog posts. Some of them are curated, other accept all the submissions. I submit to some myself, others popped up in Google Analytics as a decent source of traffic.

I am just getting started assembling it so tips on how it could be improved are welcome.

General

Technical and Programming

Web Development

Ruby & Rails

Other