custom_field_error allows you to easily setup custom HTML to be displayed when there is a validation issue with a form. You can setup a different view for every model, or setup a view in one model and have that view be used as the default for all the other models. You can also explicitly override the default view you have chosen by defining another view within another model. Last but not least, you can choose to leave the Rails default view for whatever models you want. ...

A library which replaces hotspots in Rails with C implementations to increase performance.

rubyoverflow is a library for querying the Stack Overflow API,

post purchase management

Yubico.rbThe Yubico Ruby class enables use of the Yubikey device in Ruby. This simple class lets you authenticate and manage keys through Ruby.

More information on the Yubikey can be found at Yubico.com.

ImplementationUsage and implementation are extremely simple. The documentation has a fuller description in place, but here's a quick-start: ...

Berkeley class schedule generation and collaboration.,

A collection of ruby objects which can be used to control FIA, SIA and MSFIA components and analysers. While other programmes with the same aim limit the users control over most devices, the objects provided here do not limit the access.
This is especially advantageous for fast applications, where all properties (e.g. the free configurable speed ramps of the CAVRO syringepump) must be used. It is also quite easy to include more and 'unusal' devices like a temperature controlled bath (Haake DC 50) with RS232 interface which was used to optimize the temperature of a reaction loop....

Dir-Diff can scan directories for added, changed, and deleted files.,

웹사이트 프로토타입 빌더(Website Prototype Builder), zi5zi5는 신속하고 간단하게 웹사이트 프로토타이핑을 만들고 그 결과를 바탕으로 실제 웹사이트를 쉽게 제작할 수 있도록 해주는 루비온레일스 기반 오픈소스 애플리케이션으로, 주요 특징은 다음과 같습니다.

루비온레일스 2.3.2 기반 yml 스크립트를 이용한 간편한 메뉴 생성 게시판 및 페이지 자동생성 지원 관리자페이지 지원(/admin) 설치법(Installation)1. 소스를 다운로드 받는다. ...

Timeregistration application created in Ruby