Useful links to me. If is for you too, cool! (:
This project isn't nothing more links I have used by years. Every day I found new utilites and awesome links which I want save, but I can't save in browser favorites, 'cause not always I'm with my browsers.
So, this is it.
Blog de Arquitetura de Informação (http://arquiteturadeinformacao.com/)
Flat UI Colors (https://www.flatuicolors.com)
flatuicolorpicker: Best Flat Colors For UI Design (http://www.flatuicolorpicker.com/)
Flat Design Colors (http://www.flatdesigncolors.com/)
Flat Clolors (http://flatcolors.net/)
PHP: Do Jeito Certo (http://br.phptherightway.com/)
PHP: PHP type comparison tables - Manual (http://php.net/types.comparisons)
Twig - The flexible, fast, and secure PHP template engine (http://twig.sensiolabs.org/)
phpDocumentor (https://www.phpdoc.org)
FOPO - Free Online PHP Obfuscator (http://fopo.com.ar/)
Java Platform, Standard Edition 8 - API Specification (https://docs.oracle.com/javase/8/docs/api/index.html)
Patternify (http://www.patternify.com/)
Easing Functions Cheat Sheet (http://easings.net/)
Font Squirrel (http://www.fontsquirrel.com/)
You Might Not Need jQuery (http://youmightnotneedjquery.com/)
Learning JavaScript Design Patterns (http://addyosmani.com/resources/essentialjsdesignpatterns/book/)
Dive Into HTML5 (http://diveintohtml5.com.br/)
Can I use... Support tables for HTML5, CSS3, etc (http://caniuse.com/)
CodePen (http://codepen.io/)
JS: The Right Way (http://jstherightway.org/pt-br/)
Como perder peso (no browser) (https://browserdiet.com/pt/)
The Vanilla Javascript Repository (http://www.vanillalist.com/)
You Don't Know JS (https://github.com/getify/You-Dont-Know-JS)
jQuery API Documentation (http://api.jquery.com/)
MVCSS [Modular View CSS], Sass-based. (http://mvcss.io/)
React Native Express - Learning React Native (http://www.reactnativeexpress.com/)
ECMAScript® Language Specification (https://tc39.github.io/ecma262/)
SurviveJS — Webpack | From apprentice to master (https://survivejs.com/webpack/)
Viva o Linux (http://www.vivaolinux.com.br/)
Linux Descomplicado | A linha de comando nunca mais será a mesma (http://www.linuxdescomplicado.com.br/)
Fedora Documentation (http://docs.fedoraproject.org/)
DuckDuckGo (http://duckduckgo.com)
PageSpeed Insights (https://developers.google.com/speed/pagespeed/insights/)
RegExr: Learn, Build, & Test RegEx (http://www.regexr.com/)
Code Beautify (http://codebeautify.org/)
regex101.com (https://regex101.com/)
gitignore.io - Create Useful .gitignore Files For Your Project (https://www.gitignore.io/)
A quick and simple image placeholder service (https://placehold.it/)
Image placeholder for disgusting layouts (http://placevom.it/)
SQLFormat (http://sqlformat.org/)
Tableless (http://tableless.com.br/)
Ceweb.br (http://ceweb.br/)
Free Online IDE and Terminal (http://www.tutorialspoint.com/codingground.htm)
Web Hypertext Application Technology Working Group (https://whatwg.org/)
InfoQ: Software Development News, Videos & Books (http://www.infoq.com/)
Your Web, documented · WebPlatform.org (http://www.webplatform.org/)
Aprender Haskell será um grande bem para você! (http://haskell.tailorfontela.com.br/)
Elixir (http://elixir-lang.org/)
Gogs - Go Git Service (https://gogs.io/)
SuperPlayer (https://www.superplayer.fm/)
Emoji cheat sheet for GitHub, Basecamp and other services (http://www.emoji-cheat-sheet.com/)
Vim Awesome - Awesome Vim plugins from across the universe (http://vimawesome.com/)
HTTPD - Apache2 Web Server (https://help.ubuntu.com/14.04/serverguide/httpd.html)
A Great Vim Cheat Sheet (http://vimsheet.com/)
GoRails - Learn Ruby on Rails with screencasts for Web Developers (https://gorails.com/)