I am trying to use observers in my rails app to create a new entry in my \"Events\" Model every time a new \"Comment\" is saved. The comments are saving fine, but the observer is not creating events p
I\'m using Rails3, ActiveRecord Just wondering how can I chain 开发者_JS百科the scopes with OR statements rather than AND.
I\'m currently creating a Rails app with some cronjobs etc, but I have some problems because the sql is cached by Rails.
How do you do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries. Edit: OR meth开发者_如何学JAVAod is available since Rails 5. See ActiveRecord::QueryMethods
Background: I am playing around with the feedzirra plugin in a rails app, and I am attempting to utilize both the feed and entry accessors of the parsed feed in a single view.
How should I write开发者_JAVA技巧 the conditional statement for when I want to get all the records which were created today?Post.where(created_at: Time.zone.now.beginning_of_day..Time.zone.now.end_of_
I\'m in need of getting a random record from a table via ActiveRecord. I\'ve followed the example from Jamis Buck from 2006.
I have a table of 2 fields. Word and timestamp. Then i have this array which contains some words. How do i delete all the records in the table which match with the words in the array?
I need to query comments made in one day. The field is part of the standard timestamps, is created_at. The selected date is comin开发者_如何学Gog from a date_select.
When working with a polymorphic association, is it possible to run an include on submodels that are only present in some types?
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