Best of 2015

The blog posts Hacker News loved most in 2015. 1,895 posts.

Any topic
1022

Dark corners of Unicode

I’m assuming, if you are on the Internet and reading kind of a nerdy blog, that you know what Unicode is. At the very least, you have a very general understanding of it — maybe “it’s what gives us emoji”. That’s about as far as most people’s understanding extends, in my experience, even among programmers. And that’s a…

1041

Covariance and Contravariance

Subtypes and supertypes are a common part of modern programming. Covariance and contravariance tell us where subtypes are accepted and where supertypes are accepted in place of the original type. This shows up frequently in most of the programming most of us do, but many developers are unaware of the concepts beyond a…

1047

Lessons Learned from Reading Post Mortems

I love reading postmortems. They're educational, but unlike most educational docs, they tell an entertaining story. I've spent a decent chunk of time reading postmortems at both Google and Microsoft. I haven't done any kind of formal analysis on the most common causes of bad failures (yet), but there are a handful of…

1050

A new Microsoft browser?

Recently the news broke that Microsoft may be working on another browser instead of IE. After reviewing the available evidence I’ve come to the conclusion that, although Microsoft is making a few adjustments, and a name change for IE might be a good idea, the new browser will essentially be IE12. Still, I think we web…