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Software Engineering

The most popular blog posts about software engineering on Hacker News. 1,013 posts.

2014
816

How to design an elliptic-curve signature system

Earlier this month a new paper by Naomi Benger, Joop van de Pol, Nigel Smart, and Yuval Yarom hit the news . The paper explains how to recover secret keys from OpenSSL's implementation of ECDSA-secp256k1 using timing information from "as little as 200 signatures"; ECDSA-secp256k1 is the signature system used by…

820

Building a F1 race simulator

One of the most fascinating aspects of modern Formula 1 is the use of computer simulations to predict car performances and race strategies. By the early 1990s, teams like Benetton had begun to deve…

821

Sherlock Holmes Debugging

I use the Sherlock Holmes method of debugging software. This means working backwards from a symptom to the series of causes which tell a story of the entire bug. It works for production outages and during development. Something that recently happened at my startup should be instructive.

828

Lisp: More is less

There’s recently been a resurgence of interest in Lisp (specifically, Clojure) in my neighborhood. I have some kind of a fondness for Lisp, but I think some of its characteristics make it poorly suited for use in large programming efforts. Indeed many of the unique properties that Lisp devotees (myself once included)…

835

Software Checklist

During the second World War, fighter pilots would scramble to take off. As they bumbled down the grass runway, engines open at full throttle, trying to take off on a short, bumpy track with a full load of fuel and ammunition, their heart would stop when the engine mis-fired. Was the fuel mix too rich, or too lean?…