Best of 2009

The blog posts Hacker News loved most in 2009. 1,420 posts.

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692

The 75% answer

People often ask what I refer to as non-questions. What programming language should I learn? That’s not a real question. You need to probe further to figure out what they are really asking. Is it your first language? Do you want to get a job? Do you want to bend your brain?

702

Haskell is beautiful in practice

I’ve been writing a bit of Haskell lately (see my GitHub page ), and it’s an absolutely beautiful experience. And I mean that in every way: The language itself of course, but also the community, the documentation, the package system and the Haskell platform ultimately help make the practice of writing Haskell more…

703

Don’t use @import

In Chapter 5 of High Performance Web Sites , I briefly mention that @import has a negative impact on web page performance. I dug into this deeper for my talk at Web 2.0 Expo , creating several test pages and HTTP waterfall charts, all shown below. The bottomline is: use LINK instead of @import if you want stylesheets…

715

Why Reddit uses Python

During Steve Huffman’s and Alexis Ohanian’s Pycon Keynote , someone asked why Reddit was moved from Lisp to Python . The reason for moving wasn’t too interesting, but why they have stayed is. Steve gave two “huge” reasons Reddit continues to use Python: