Alexander Popov

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Alexander Popov has asked 53 questions and find answers to 22 problems.

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Alexander Popov questions

What's the proper way to parse a very large JSON file in Ruby?
How to iterate over an array in overlapping groups of n elements? [duplicate]
Accepts_nested_attributes_for raises ActiveRecord::InvalidForeignKey: PG::ForeignKeyViolation: ERROR
Password "can't be blank" when trying to create a new user via ActiveAdmin in Rails 4
How to mark important events / milestones in Git history?
How to return a fixed length binary representation of an integer in Ruby?
Is there a way to get notified when a Jenkins build has finished?
What is the difference between perfrom_async and delay in Sidekiq?
How to select only part of json, stored in Postgres, with ActiveRecord
Bundler could not find compatible versions for gem "activesupport" and "railties"

Alexander Popov answers

Rails match routes with slugs without using ID in link
How to call an app helper method from an RSpec test in Rails?
RSpec: Is there a not for `and change`, e.g. `and_not to change`?
Convert Rails migration to raw SQL
How to edit HTML in Google Drive?
How to configure to send email through localhost app server without authentication?
How to Wait for Parallel Sidekiq Workers to All Complete Before Calling Another Method?
Text selection on double click in HTML with a float
Different page for logged in user and not logged in user at root
Multiline strings with no indent