Weighted Sampler helps you to pick a random samples from a collection with defined probabilities or weights. You can pass an Array or a Hash with desired probabilities and use Module or Class API to pick samples. Please, see documentation in the repo https://gitlab.com/oleksiy/w...

Calculate Weighted Scores

Gem for selecting items by weight

An extension to the Fisher-Yates-Shuffle algorithm to support weights. It includes a ruby core extension for arrays.

Recording weight and fat, and display chart

Gem to wrap Weimark API

Checksum validation for New Zealand IRD numbers. See http://www.ird.govt.nz/how-to/irdnumbers/ for details of what an IRD is.

Simple base interactor class

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weixin api authorize access_token

A simple tool to decrypt and encrypt Weixin messages.

The idea behind this gem is to abstract out the logic of sending out welcome emails during a free trial.

Helpers for working with BEM CSS classes when building Rails views.

Fedora-powered logic extensions.