<a href="http://thecodelesscode.com/contents" rel="nofollow">http://thecodelesscode.com/contents</a><p>Think Zen koans (<a href="https://en.wikipedia.org/wiki/K%C5%8Dan" rel="nofollow">https://en.wikipedia.org/wiki/K%C5%8Dan</a>) for Software Engineering. Some of the stories are hit and miss, but overall it helps reflect a little, and reach enlightenment ... or at least being a smarter developer.
There is awesome people who created list of engineering blogs [1]. Eventhough it's about engineering, the content of blog still contains programming or technical detail from various companies or individuals contributors.<p>Since you don't give the specific programming topic, I give you a recommendation programming blogs in general.<p>[1]: <a href="https://github.com/kilimchoi/engineering-blogs" rel="nofollow">https://github.com/kilimchoi/engineering-blogs</a>
I think the Mozilla's MDN <a href="https://developer.mozilla.org/en-US/" rel="nofollow">https://developer.mozilla.org/en-US/</a> is the best for web stack, for others keep an eye on HN new posts everyday there is one link to new blog for sure :)
If you're at all interested in functional reactive programming, <a href="http://elm-lang.org/blog" rel="nofollow">http://elm-lang.org/blog</a>. Extremely interesting topics, and very pleasant to read.
For those who wanted to sharpen their skills in programming and wanted an exercise everyday.<p><a href="http://programmingpraxis.com/" rel="nofollow">http://programmingpraxis.com/</a>