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Software Engineering

The most popular blog posts about software engineering on Hacker News. 744 posts.

2012
451

What’s to love about C?

Antiquated, clunky, and unsafe. Though beloved to some, C is a language that many choose to hate. The mass opinion is indeed so negative it’s hard to believe that anybody would program anything in C. Yet they do. In fact a lot of things, even new things, are programmed in C. The standard was recently […]

452

Actually using Ed

The classic ed editor is a really good example of a sparse, minimal, standard Unix tool that does one thing, and does it well. Because there are so many good screen-oriented editors for Unix, there’s seldom very much call for using ed , unless you’re working on very old or very limited hardware that won’t run anything…

462

Why MongoDB Never Worked Out at Etsy

In 2010ish, we tried to roll out a feature ( Treasury ) using MongoDB. It was an interesting experience. I learned quite a bit in the process. I wrote about what I was thinking at the time here . But for the most part it was an abject failure and Ryan Young wound up porting the entire thing to the MySQL shards which…

465

Damn Cool Algorithms: Quadtrees and Hilbert Curves

Last Thursday night at Oredev, after the sessions, was "Birds of a Feather" - a sort of mini-unconference. Anyone could write up a topic on the whiteboard; interested individuals added their names, and each group got allocated a room to chat about the topic. I joined the "Spatial Indexing" group, and we spent a…

466

Rails Console Tips

I was bouncing around the Rails API documentation yesterday, and I noticed a few rails console tricks I haven’t seen before. There’s been plenty of posts about irb and Rails before, but I’m hoping you’ll learn something new here. The following console samples were taken with…

468

What I learned from my first C coding challenge

Last week at Vimeo we had a challenge. Build a better query string parameter sorter for a Varnish plugin. The gauntlet was thrown down at 5pm on a Friday and by 2am Friday night we had our first contender. I arrived home to see the code and decided to throw my hat into the ring. I had made some attempts at c plugins…

474

No Copyrights on APIs: Help Us Make The Case

Earlier this year, we applauded District Court Judge Alsup for getting it right and holding that, as a matter of law, one could not copyright APIs. The case, Oracle v. Google, is now on appeal to the Federal Circuit, where a three-judge panel is going to revisit Judge Alsup’s ruling.We’ve explained...