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w3.org

4.8
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(92 Avaliações)
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92 Avaliações da comunidade
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Uma Experiência de Navegação Mais Segura.
Em toda parte, a qualquer hora.
A proteção online mais confiável
Mar 19, 2020
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Лучший инструмент для проверки валидности кода
Útil
Jan 30, 2018
Официальный сайт документации HTML5
Útil
Aug 13, 2017
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Очень полезный ресурс для веб-программистов. Валидаторы кода и много справочной информации.
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Jun 13, 2017
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WWW.консорциум веб стандартов
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Apr 25, 2017
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good website that you learn a lot from
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Apr 12, 2017
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Spam Advertiser Scam w3.org w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd
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Dec 2, 2016
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Очень полезный сервис, позволяющий определять валидность кода.
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Sep 24, 2016
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Полезный сайт по www World Wide Web
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Aug 12, 2016
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gostery firefox extention doesn't repot any third party trackernoscript firefox extention doesn't report any third party javascript
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May 23, 2016
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Хороший сайт, много полезной информации для программистов.
Útil
Apr 6, 2016
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Отличный ресурс. Часто пользуюсь при вёрстке
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International industry consortium founded in 1994 whose purpose is to develop specifications, guidelines, software, and tools to promote the Internet's evolution and ensure its interoperability.
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Jan 8, 2016
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Great website. Version trustorg - ranked in the TOP 150 web sites
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Oct 11, 2015
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Site officiel du W3C. Ce sont eux qui mettent en place les standards du Web.
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Aug 25, 2015
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Safe website. It's the base website for WWW.
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Jul 3, 2015
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Good website :) Easy and Clean UI...
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Jun 4, 2015
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very good site. with a lot of useful knowledge.
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Aug 26, 2014
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Этот сервис мне дал валидный CSS ,а также я сайт на HTML5 перевел.
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2
Apr 18, 2014
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Speziel für Homepage für den W3C Standart.
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1
Mar 5, 2014
great site from the people who design the specification for html versions.
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Sobre este site

The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.

Confiabilidade
95
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Segurança da Criança
96
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