Fast JSON APIs in Rails with Key-Based Caches and ActiveModel::Serializers
Using Arel to Compose SQL Queries
Rails gives us a great DSL for constructing most queries. With its knowledge of the relationships between our tables, it’s able to construct join clauses with nothing more than the name of a table. It even aliases your tables automatically! The method we most often reach for when querying the database is the where method. 80% of the time, your query will only be checking equality, which is what wh
How to Copy and Paste with tmux on Mac OS X
Update (Jul1 19, 2013) - tmux 1.8 is out, and with it comes a simplified integration with the OS X clipboard. Check out tmux Copy and Paste on OS X: A Better Future for or updated technique. tmux is becoming pretty popular as of late, but as with any new technology, there are skeptics. I’m here to quell some rumors and outline how to start using tmux effectively. Out of all the questions I get, th
A tmux Crash Course
I’ve been using tmux for about six months now and it has become just as essential to my workflow as vim. Pane and window management, copy-mode for navigating output, and session management make it a no-brainer for those who live in the terminal (and especially vim). I’ve compiled a list of tmux commands I use daily to help me work more efficiently. Shortcuts If a tmux command I mention is bound to
How to make really nice buttons
Introduction Creating buttons is something every web designer deals with, usually on a very regular basis. It can be one of those tasks that becomes tedious and repetitive but with a few tricks you can make pleasing looking buttons that also give the visitor useful feedback and navigational consistency. In this article I’ll be talking about buttons with 3 states - normal, hover, and pressed - and
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