Generate a Markdown table of contents via headlines, links, and anchors

Math statitics methods for sum, mean, median, mode, variance, deviation, etc.

Metric names for numbers, such as kilo, mega, giga

Migration helper extensions for Ruby On Rails development

A Minitest assertion & expectation to compare the assigns(:symbol) method, which is typical of Rails controllers

A Minitest assertion & expectation to compare two objects by sending a message

A Minitest assertion & expectation to compare two collections, such as enumerations or arrays, in any order, and with output that shows the difference

A few simple Minitest assertions and expectations

Numeric#percent method to calculate a percentage

Numeric #round, #floor, #ceil, #truncate methods

PersonName methods to calculate a person's full name, list name, initials, etc.

Logs more information than the typical Ruby logger.

Dark Sky API gem to get weather forecasts

Adds extensions to Array, Date, Enumerable, File, Hash, IO, String, Time, etc.

Range.parse method to convert text to a Range object

REXML extensions for XML documents, elements, and attributes

Sign In abstraction for a typical web app user

Sign In methods for a simple sessions in a Rails application

Sign Out abstraction for a typical web app user

Sign Out methods for a a simple session in a Rails application