Ruby On Rails Tutorial

Ruby on Rails Database Driven Text Captcha

Text captcha has become the most popular way of stopping form-submitting bots, however since captcha is image based, it becomes difficult to deliver images to the client if you run multiple web servers. In this tutorial, I will demonstrate how to use Ruby on Rails and Postgres to create a database-driven text captcha.

Written by Alex on November 29th, 2008 with 0 comments.

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