Rails 3 assocation validation for id fields

Serialize models with validation errors to json-api errors.

Give you the ability to search the Australia Post Web site with either Suburb or Postcode, and return an array of Locations. Also add's validation methods to ActiveRecord Objects to allow you to validate that A Postcode + State + Suburb is correct

Enkrip will encrypt & decrypt Active Record attributes seamlessly with Message Encryptor. By default compatible with Active model validation

HTTP request signing and validation library with support for header signing and multiple backends.

A component to auto generate seed data with ActiveRecord using a set of predefined or custom rules respecting models validations

validation error renderer for ajax request

Create backbone twitter bootstrap form views easily using helpers. Handle and display validation failures from rails.

Use the backbone-forms library https://github.com/powmedia/backbone-forms: a "Form framework for BackboneJS with nested forms, editable lists and validation"

masterdata mostly used for validations of countrycodes, country, states, countrydailcode, contactnumbers, pincodes and emailaddress which can be helpful for data preprocessing. Along with this something special is that gaining the information from country/countrycodes/countrydailcodes.Lets look ...

Bank account tools for dealing with IBANs/BICs: information, validation and formatting.

Module containing classes to handle calls to Unified Software's International Bank Validation REST web services BankValInternational Services catered for by this module are getABAdetails, ibanValidate and getBankDetails2

CrazyValidators enables easy validation of attributs of an ActiveModel class, such as alphanumericality, presence in a Blacklist.

This is a simple machine learning library written in Ruby. It provides implementations of linear regression and multiclass perceptron and visualization and validation methods to verify results. Also included are helper methods to work with training and testing data.

A ruby interface over the DataValidation service.

Includes optional reader/writer delegation and unobtrusive errors validation

Write self-documenting parameter validation and type-casting in your API actions. Docs and development at https://github.com/ozydingo/despecable.

Adds a Rails-esque validation method for use in Rails 3 with ActiveRecord or DataMapper

Digget makes creating search endpoints easier. It allows you to put some validations on incoming parameters and use these parameters to filter models.

Transform database constraint errors into activerecord validation errors