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。
踩坑复盘758
真实经历，有用观点，还有那些「早知道就好了」。
Ask HN: What simple tools or products are you most proud of making?
英文原文I have no idea how she did this, but it means she keeps running out of space because the backup process now backs up the …
I made an open source Windows app to rewind and search everything on screen
英文原文I started using it in 2010 I think after cross-testing the field of options available.
WebSockets vs. Server-Sent-Events vs. Long-Polling vs. WebRTC vs. WebTransport
英文原文WebSocket.bufferedAmount exists, but as of 2019 I failed to use it to solve this problem and had to implement application-level backpressure.
SpaceX successfully launches and recovers second Falcon 9 in 48 hours
英文原文our competitors because of our pricing, but judging by what they chose instead I don't envy them. …
PostgreSQL Rising
英文原文I actually have implemented a multi-tenant application based on Postgres 3 years ago and we have been using it in production ever since (for paying …
In my life, I've witnessed three elite salespeople at work
英文原文I attempted to replace a customers Kubernetes stack with Azure websites and CosmosDB, saving them two years of hosting the first month (We failed because …
Ask HN: Describe your first enterprise sale
英文原文I say "used to" because the product is on auto-pilot now, and just cruising along without any support with MRR of around $1200.
The forty-year programmer
英文原文Also: I failed my final school exams quite badly - I finally got my degree (with the Open University) in 2011.