agencies
I'll say I went to college 25 years ago with people who had competed internationally in high school and who placed competitively on the Putnam, and they LOVED Polya's book.
I think whether you enjoy seeing strategies laid out well--—whether or not you've been able to figure some of it out yourself---depsnds more on your personality than on how good you are at solving creative math problems.
Ask HN: Impossible to serve web page over blueooth?
I want to have a local device that will serve web apps to my Android browser over bluetooth or wifi *while my Android is still connected to normal wifi or mobile data*.I have thought about trying local http proxies over bluetooth serial, the new web bluetooth standards, intercepting xhr in native Android code to send requests over serial, wifi direct, wifi regular mode but w/o route to...
Ask HN: How would you use a small web crawl?
I recently completed a small web crawl including only pages linked from HN stories. For example I would crawl the lwn article from https://news.ycombinator.com/item?id=32614633. I used archive.org's wayback machine to fetch their copy nearest to the HN submission's timestamp. If archive didn't have a copy, I did a direct fetch. It's about 2.5 million pages.I would like to publish it for others...
Build Your Own Search Engine
Ask HN: HN but for Performance
Where do folks keep up with and ask questions about sota performance code (e.g. simd, hashmap tuning, allocators, Dan Lemire, gaming code optimizations, etc.)?Stackoverflow? Particular forums?
As you said the HN api is great and there are at least 2 existing published crawls of it that help a lot.
Ask HN: Fastest Crawl of HN Articles
HN links to over 6 million urls in stories and comments. Many domains have expired or content is no longer available. Internet archive has much of the content but throttles requests. What's the fastest way to get the historical content?
Ask HN: Crawl HN Linked Articles
How much does it cost to crawl all urls that are linked from hackernews submissions and comments? Ballpark at least 3.5 million story urls.Several services would likely do this for several thousand dollars but I'm hoping for something cheaper.
DocSearch: Search made for documentation – DocSearch by Algolia
Ask HN: Updated Hacker News data dump?
Is there an updated dump of hackernews that picks up where pushshift data ends? Specifically asking about web hosted flat files (for much easier access than BigQuery).https://files.pushshift.io/hackernews/
ZR – offline and serverless stackoverflow/man/etc. low memory search
Any new search engine is going to need a niche with lots of users.
I haven't seen a comprehensive list of actual failed queries that new search engines could focus on solving.