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Ruby - every nth iteration

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Ruby: Remove everything after (and including) decimal

ruby regex

A Python one liner? if x in y, do x

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reference matches in a string gsub regexp

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condition || raise("error")

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Rails 3. Query for not true

How to group by two conditions in rails 3 and loop through them

Regular expression with back reference

ruby regex

whenever: command not found

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Search for "Enabled" users in net-ldap for Ruby

Dynamically assigning background image scss/sass

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RVM installation: `/usr/local/rvm': Permission denied

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What does ":*" (colon-star) mean in Ruby?

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Check array's elements are of the same size

ruby arrays

How to swap columns and rows in a matrix with Ruby

ruby arrays matrix

Iterate over object(s) if present, single or plural

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Maximum and minimum value in an Array

ruby arrays

Ruby Sequel error, table already exists

sql ruby sequel

Can self ever be false or nil?

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No route matches [GET] "/users/sign_out" rails 5