Run a Ruby Slack Bot on AWS Lambda

Run a Ruby Slack Bot on AWS Lambda

By Ben Downey   Amazon’s recent announcement about AWS Lambda support for Ruby has a lot Rubyists excited.  There’s a lot of buzz around serverless architecture.  Lambda enables developers to generate apps that can be spun up on request and that evaporate...
Importing data quickly in Ruby on Rails applications

Importing data quickly in Ruby on Rails applications

Application frameworks often provide their own out of the box services for interacting with databases. This works great when processing data in a onesie-twosie fashion, but what about large batches of data? I ran into this problem over a decade ago with the not yet...
From Blocking REPLs to Non-blocking REPLs

From Blocking REPLs to Non-blocking REPLs

Writing an interactive command line tool using non-blocking IO opens doors that tools using blocking IO can only dream of. Your program no longer has to sit there and do nothing while it’s waiting for user input. It can do other things. OTHER THINGS. This...