Best of 2025

The blog posts Hacker News loved most in 2025. 6,220 posts.

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5822

`std::flip`

std::flip is a little-known utility from the C++ standard library header <functional>: it is a higher-order function that accepts a Callable and returns an equivalent Callable with the order of its parameters reversed (or “flipped”).

5849

NewPipe Is Turning 10

Guess what? NewPipe just turned 10 this month last month! Time just flew by. In one moment you hit “new project”, and in the next there is a whole association, a group of maintainers, an uncountable amount of contributors, and millions of users!1 This is amazing. Last time we wrote about an important birthday, NewPipe…