Jani Hartikainen writes about programming, covering PHP, Haskell, testing, AngularJS, and software design questions.
HN commenters mention it in a list of developer blogs they follow in their RSS readers, without more detail.
Daily, none, but I have some on my RSS reader; besides the ones already posted:
http://julien.danjou.info/blog/index.html ← Julien Danjou, Awesome WM main (only?) dev.
http://ejohn.org/ ← John Resig, jQuery creator and lead dev
http://codeutopia.net/blog/