Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 14,540 posts.

Software Engineering
Any year
4594

JavaScript Needs Blocks

While reading Hacker News posts about JavaScript, I often come across the misconception that Ruby's blocks are essentially equivalent to JavaScript's "first class functions". Because the ability to pass functions around, especially when you can create them anonymously, is extremely powerful, the fact that both…

4596

The Mythical IO-Bound Rails App

When the topic of Rails performance comes up, it is commonplace to hear that the database is the bottleneck, so Rails applications are IO-bound anyway, hence Ruby performance doesn’t matter that much, and all you need is a healthy dose of concurrency to make your service scale. But how true is this in general?

4598

Writing a Service Worker

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4599

Probabilistic Filters By Example

Probablistic filters are high-speed, space-efficient data structures that support set-membership tests with a one-sided error. These filters can claim that a given entry is definitely not represented in a set of entries, or might be represented in the set. That is, negative responses are conclusive, whereas positive…

4614

UML: My Part in Its Downfall

In the last year or two there has been a slow but steady trickle of articles attempting to account for UML ’s lack of long-term success (if you have time for only one, I suggest Hillel Wayne’s article ). As fate would have it, I had some involvement in UML standardisation in the early 2000s, so I saw some of the…

4615

Just Use Go

Hey, dipshit. You know what compiles in two seconds, deploys as a single binary, and doesn't shit itself when a transitive dependency gets yanked from npm at 3am? Go. The same way HTML has been sitting there since the dawn of the goddamn internet waiting for you to stop overcomplicating the frontend, Go has been…