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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,531 posts.

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2015
1362

Snappy Ubuntu Core and Raspberry Pi 2

“Can I use Snappy Ubuntu Core on the Raspberry Pi?” is one of the most frequently asked questions we heard since launching Ubuntu Core for smart devices. Thanks to a very successful collaboration between the Raspberry Pi Foundation and Canonical, the company behind Ubuntu, we are pleased to announce that Snappy Ubuntu…

1375

Tuning Ruby's Global Method Cache

I was recently profiling a production Shopify application server using perf and noticed a fair amount of time being spent in a particular function, st_lookup, which is used by Ruby’s MRI implementation for hash table lookups: Hash tables are used all over MRI, and not just for the Hash object; global variables…

1378

Bitbucket: 2014 in review

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…