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The most popular blog posts about tech industry & business on Hacker News. 7,909 posts.

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Prime Day 2017: 12.9M DynamoDB requests per second

The third annual Prime Day set another round of records for global orders, topping Black Friday and Cyber Monday, making it the biggest day in Amazon retail history. Over the course of the 30 hour event, tens of millions of Prime members purchased things like Echo Dots, Fire tablets, programmable pressure cookers…

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Improved User Profiles

Automating releases, semantic version bumps, and API calls often involves configuring branch permissions and storing long-lived credentials in pipeline variables. Managing credential rotation adds an ongoing maintenance burden. Today, we’re introducing granular step-level permissions and container tokens in Bitbucket…

6469

6 Credit Card Processing Facts Nobody Tells You

Well, we’ve solved our latest credit card validation problem and it seems like a good time to give a quick recap of the lessons we’ve learned during this whole sordid process. Things that nobody bothers to tell you, not even the people you’re paying to do just that. This is 2008, but credit card processing is a…

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Why we're doing things that don't scale

A few weeks ago, Paul Graham wrote a great essay about doing things that don’t scale. As usual, it’s clearly argued, well written, and full of solid advice. If your first instinct as a product developer or entrepreneur is to automate everything you can, I recommend reading Paul’s …