Rails Tips & Tricks #2



1. Sandbox in console

$ rails c --sandbox

All changes in your db will be reverted after end of the session

2.  Retrieving the previous execution value

>> Server.all.pluck(:id)
it return array of Ids
>> ids = _

Define ids like previous result

3. Display method in console

 'Luis Vasconcellos'.method(:inquiry).source.display


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