Most cited

Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 230 posts.

Software Engineering
2014
188

PHP 7's new hashtable implementation

About three years ago I wrote an article analyzing the memory usage of arrays in PHP 5. As part of the work on the upcoming PHP 7, large parts of the Zend Engine have been rewritten with a focus on smaller data structures requiring fewer allocations. In this article I will provide an overview of the new hashtable…

193

Meanwhile, at code.org

In Mindstorms I made the claim that children can learn to program and that learning to program can affect the way they learn everything else. I had in mind something like the process of re-empowerment of probability: the ability to program would allow a student to learn and use powerful forms of proba- bilistic ideas…

208

Git Source Code Review

Since its release in December 2005, git has taken over the software industry. In combination with GitHub it is now a powerful tool to publish and share code: From big teams ( linux kernel , id Software , Epic Unreal ) to single individual ( Prince of Persia , Another world , Rick Dangerous ), many have adopted it as…