This article covers one of my favorite techniques for improving performance: memoization. It's a source of easy little performance wins that eventually add up and only occasionally reduce your application to a heap of smoldering rubble. Only very occasionally.
In this post I discuss how to "modernize" a Docco workflow by adding a development server with live-reload.
Version 3.x of the Honeybadger gem sports a lovely new CLI interface that can take the STDERR of any cron job or command-line program and report it to Honeybadger as if it were an error in your Rails app.
If you want Ruby's string methods to play nicely with Unicode, it's a good idea to normalize them. This article is a brief introduction to Unicode normalization for Rubyists.
The latest version of the honeybadger Ruby gem includes a lot of improvements and new features. Check it out!
I recently rebuilt my multi-purpose desktop system with Arch Linux; in this post I talk about my computing goals, my solutions, and the results.
One often-overlooked feature of Ruby's hashes is that you can use any object as a hash key, not just strings and symbols. In this post we examine how Optcarrot, the Ruby NES emulator, uses this feature to optimize its mapped memory implementation.
To see how far Ruby's Unicode support has come, I tested every string method to see which ones violate the principle of least surprise. The results are presented as a handy table that you can reference to see which string manipulation methods are Unicode-unfriendly.
Here's an easy way to run multiple Sidekiq processes via systemd.
In this post we'll discuss a few easy wins - things you can do when a Rails project is young to make it much easier to scale its data layer as the project grows.