别人的经验，
你的下一步。✳
从 Hacker News 的真实讨论中，发现经验、避开弯路，
找到值得尝试的生意与想法。
工具推荐799
真实经历，有用观点，还有那些「早知道就好了」。
Ask HN: What are the signs a piece of technology will become commoditized?
英文原文A lot of it was about getting clean data, but there was a lot of model tweaking/testing/maintenance as well.
Ask HN: I got duped into working on legacy code, should I leave?
英文原文Anyways, I ended up getting another job and this one too -- I worked on a "cold client base" that was at least 2 years …
Tooling has improved for ambitious software developers
英文原文It’s not perfect, but I absolutely love it, and it’s made my life so much easier.
Moving from PHP to C saved my web startup.
英文原文Result: Processor 99% idle even during heavy use and memory usage basically stays exactly the same whether or not more people are watching the auctions.
Rackspace launches “Fanatical Support for Developers”
英文原文the configuration and everything looked ok to me-- but even during times of super slow response, the server was showing vmstats that looked 99% idle. …
Mongoose IM 6.2.1 – Erlang Solutions robust, scalable and efficient XMPP server
英文原文I'm using Snikket to host a small server for family and friends, with accompanying mobile clients.
Scaling out Postgres, Part 1: Partitioning
英文原文I used to hack a fork of Postgres a few years ago, and the project is probably about 10-20% bigger now:
Idempotent Web APIs: What benefit do I get?
英文原文I also would prefer 200 - with a description of the entity that was deleted, again, for verification and system maintenance needs.
Don't depend on JavaScript to render your page
英文原文Something has to render the content, as with most programs everything is a CPU vs Memory vs IO/Network trade off.