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The latest blog posts to take off on Hacker News. 267 posts.

Tools & Productivity
2014
158

Pain we forgot

Much of the pain in programming is taken for granted. After years of repetition it fades into the background and is forgotten. The first step in making programming easier is to be concious of what makes it hard. So let’s put ourselves in the shoes of a smart but inexperienced end user trying to build, test and…

159

Practical Tmux

Today I switched over completely from GNU Screen to the more modern BSD-licensed alternative, tmux . After making sure that tmux had replacements for all Screen’s key features, I took the plunge, and haven’t looked back. The project’s webpage has a complete list of features available under tmux, but as an everyday…

160

OS X Command Line Utilities

The OS X Terminal opens up a world of powerful UNIX utilities and scripts. If you’re migrating from Linux, you’ll find many familiar commands work the way you expect. But power users often aren’t aware that OS X comes with a number of its own text-based utilities not found on any other operating system. Learning about…

163

Bezier Curves and Type Design: A Tutorial

[2026/09/14]: This article became the most popular I've ever written. Since it was written a long time ago, I decided to rework it: polishing the wording to facilitate comprehension, fixing dead links and typos, and adding interactivity. Still, it remains faithful to the original — a lot of people discussed it and…

169

When TDD Doesn't Work

Over the years many people have complained about the so-called “religiosity” of some of the proponents of Test Driven Development. The recent brouhaha over TDD has, once again, brought these complaints to the fore. So I thought it would be a good idea to talk about when TDD does not work.

170

A Motion-Sensing Keyboard

We present a new type of augmented mechanical keyboard, sensing rich and expressive motion gestures performed both on and directly above the device. A low-resolution matrix of infrared (IR) proximity sensors is interspersed with the keys of a regular mechanical keyboard. This results in coarse but high frame-rate…

175

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?…

176

DigitalOcean Indicator

The other weekend I took some time to play around with the DigitalOcean API, and this is what resulted. The DigitalOcean indicator allows you to monitor and manage your droplets directly from your panel. You can: Quickly see which droplets are active. Reboot, power on, and/or power down you …