Rails Service Objects: A Comprehensive Guide

2018-05-07 20 min read Uncategorized

This post was written by Amin Shah Gilani, Ruby Developer for Toptal.

Ruby on Rails ships with everything you need to prototype your application quickly, but when your codebase starts growing, you’ll run into scenarios where the conventional Fat Model, Skinny Controller mantra breaks. When your business logic can’t fit into either a model or a controller, that’s when service objects come in and let us separate every business action into its own Ruby object.

g flag in :s useless in vim

2011-11-05 1 min read Vim Tips

Some time back there was a post on vim_use list about the “/g” flag for the search and replace functionality of the vim. And the response of “Tim Chase” on the same was very elaborate and interesting. I always knew that “/g” is only for replacing multiple occurrences on the same line, but here are few things that I did not know.

:0/this/s//that

This one will only replace the first occurrence of this in the whole file.