Making Ruby Dance!

I posted video, code, and slides from my lightning talk at Ruby Hoedown, entitled “Making Ruby Dance!”. It talks a bit about dependency injection and a particularly evil bit of code. I had a great time with it, so wanted to share. Obviously the video was not professionally recorded, but I think you’ll get the idea. :)

Add shortcuts to your rails application via mousetrap-rails

I’ve just released mousetrap-rails gem. Mousetrap is a javascript library for handling keyboard shortcuts in your web applications. Mousetrap-rails gem integrates Mousetrap javascript library with Rails Asset Pipeline.

rails_best_practices 1.11.0 released

I just released rails_best_practices 1.11.0, it’s a big improvement, including code analyzer module extraction and disabling some checkers by default, check out details here.

write ruby code analyzer tool by yourself

I’m working on extracting code analyzer module from rails_best_practices gem these days, now it’s on github, code_analyzer. And here is the document teaching you how to use it.

Rails 4 - Transaction isolation level

Just Recently Jon Leighton (Rails core team member) has added a support for specifying transaction isolation level, in rails 4. Here is link for more information.

Learning pjax (with Sinatra) with a screencast

I just spent a few hours to learn how to use pjax in order to make an application feel more responsive. Hooking it up to Sinatra was trivial and should work with any Rack based application.

Getting efficient when working with Heroku

Heroku provides a great infrastructure, but using their Gem often feels a little bit clunky. Especially when viewing the Heroku logs or getting into the console typing out all of the commands is time consuming. [more inside]

Querying PostgreSQL datatypes in ActiveRecord with postgres_ext

I just posted an article about using Arel and Postgres_ext/Rails 4.0 to run some advanced PostgresSQL queries with ActiveRecord.

Rails 4 in a MindNode

Rails 4 in a MindNode

How to pick the right ruby gem

Ever wonder how or when to pick a Ruby gem? We’ve answered that question for you here.

Mining Twitter Data with Ruby - Visualizing User Mentions

In this post, we’ll show relationships between users based on mentions inside the tweet. After we collected the “who mentions who”, we then construct a directed graph to represent these relationships and convert them to an image so we can actually see it.

Announcing mails_viewer - easiest way to test mails in Rails app

I just release mails_viewer, is a Rails engine to let you easily view and send mails in non-production environment. Checkout on github.

Yell 1.0.0 is out

Yell - Your Extensible Logging Library has officially hit verion 1.0.0 and you will not want to turn back ;-) Yell features highly customizable log formats (with a no-sweat setup), thread safety, multiple adapters, easy setup from YAML and a nice extendable DSL. Browse the source or have a look at the wiki for further information. [more inside]

AdhearsionConf 2012 @ AT&T Foundry in Palo Alto, CA

The third AdhearsionConf will be held in Palo Alto at the stylish digs of the AT&T Foundry on the weekend of October 20-21, 2012. For the first time we are also offering a full day of hands-on training the day before the conference, led by the Adhearsion core team. Last year’s content may be found here.

A Fireside Chat about Optional Parentheses

Large Images in Rails

Some notes about working with large images in a Rails app.

Rails 4.0 now supports PostgreSQL arrays

I just blog about my recently accepted pull request that adds support for PostgreSQL arrays in Rails 4.0

Case statements in SQL

Harness the power of sql case statements -