IMO folks are better off deploying their own version where they can adjust a few knobs (e.g. split chunk size) to get better results, given that PDF Q&A is such a commodity application.
This is actually pretty insightful - I have done something similar with splitting my obsidian data into chunks using paragraphs and headers as demarcation, but this solves a more interesting problem of nuance! I like it.
Stack Overflow newsletters[1] are great as well. It sends you top questions of the week, both answered and unanswered. Great way to learn small things about things you love. Its the perfect application of "Knowledge should be bite-sized".
I subscribe to RPi, Net Eng, CS, theoretical CS and Code Golf news letters. Any other suggestions?
It took me 15 minutes to make this.
I use my own framework that collects tweets based on hashtags and posts to Tumblr and other social networks.
Probably its my way of remembering the man who gave the world the device from which I am typing this.
I bought livelikesteve.com for $7.49 from Godaddy and the ads are there just to get me back that cost. Waiting for DNS propagation.
I was amused by #protolol jokes on twitter. Wanted to collect them in one place.
Wrote a simple GAE python application that would search for a particular hash tag and post the selected tweets to your tumblr blog. Fixing some usability issues. Will post the link soon :)