HTML, or Hypertext Markup Language, was primarily designed to provide a means of creating structured scientific documents. HTML can embed scripting languages such as PHP or JavaScript to affect the behavior and content of web pages. The World Wide Web Consortium (W3C) maintains both the HTML and CSS standards.

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rails / rails

Star 47k

Open

Bug with namespaced ActiveRecord models on 4.1.x (PostgreSQL)

27

thelucid commented Jun 19, 2014

I've come up against a bug with ActiveRecord when using namespaces models and polymorphic associations, it's a common use-case so should probably be fixed before a 4.2 release.

Error:

NoMethodError: undefined method `relation_delegate_class' for Comment:Module

Example:

class Post::Base < ActiveRecord::Base
  self.table_name = 'posts'
end

class Post::Special < Post::Base
  has

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activerecord good first issue pinned

asciidoctor / asciidoctor

Star 3.4k

💎 A fast, open source text processor and publishing toolchain, written in Ruby, for converting AsciiDoc content to HTML 5, DocBook 5, and other formats.

ruby html converter rubygem docbook asciidoc asciidoctor manpage

• Updated Nov 27, 2020
• Ruby

AndrewRadev / tagalong.vim

Star 137

Change an HTML(ish) opening tag and take the closing one along as well

refactoring html jsx vim-plugin xml

• Updated Sep 15, 2020
• Ruby

gildesmarais / html2rss

Star 23

📰 Build RSS 2.0 feeds from websites (and JSON APIs) with a few CSS selectors.

ruby html rss json scraper extract scraping feed rss-feed atom-feed scrape rss-aggregator scraping-websites rss-generator rss-feed-scraper rss-bridge html2rss rss-builder feed-configs yahoo-pipes

• Updated Sep 30, 2020
• Ruby

yegor256 / xcop

Sponsor Star 21

XML Formatting Static Validator

ruby html xml static-analysis xslt xml-format xsl

• Updated Aug 5, 2020
• Ruby

Created by Tim Berners-Lee

Released June 1993

Repository

w3c/html

Website

www.w3.org/html

Wikipedia

Wikipedia