Like uniq -c for ruby arrays

Find first uniq character in a string

A distributed unique ID generator inspired by Twitter's Snowflake.

Add an uniq identifier on your models

Adds entries to a logfile, only if they don't already exist. The logfile can be on a remote server

Add to your models an easily way to generate uniq numbers

Generate a unique, random token for Active Record.

Prevents a block from returning the same object twice.

Check uniqueness across models

Easily set ActiveRecord attributes to auto-generate as unique values from a given proc.

A Rails validator for uniqueness by date.

ActiveRecord, MongoMapper and general tools for generating unique values e.g. api keys and tokens.

before_create helper to create unique idenfication fields

A simple validator to verify the uniqueness of certain item attributes from a collection

Generate random and unique names in Ruby with support for PRNG seeded/deterministic generation using a built in collection of dictionaries, or your own.

This gem is useful when you work with `paranoia` + `devise` gems etc, to prevent duplication creation (or unique index errors)

This validator allows you to verify nested models created with nested forms to validate the uniqueness of an attribute, More details in http://github.com/evedovelli/unique_nested_validator

Ruby SDK for Unique Response

Client for uniqush-push server for push notifications using GCM, APNS and others http://uniqush.org/

Gem that provide access to unisender.com.ua api