Frontend development

Bibles

http://www.w3schools.com/

http://webdevchecklist.com/

JQuery blog

http://encosia.com/3-reasons-why-you-should-let-google-host-jquery-for-you/

Content:

Text:

http://www.loremipsums.com/

Icons:

http://www.iconarchive.com

Dummy images:

http://dummyimage.com/

http://www.placebear.com/1000/600

HTML 5

http://html5test.com/

http://www.microsoftvirtualacademy.com/tracks/developing-html5-apps-jump-start

CSS:

http://caniuse.com/

http://modernizr.com/

http://css3generator.com/

Fonts:

http://www.google.com/webfonts

Javascript frameworks and support:

http://requirejs.org/ (example description: http://www.lightmaker.com/news/sitecore/using-require-to-organize-your-sitecore-javascript/)

http://knockoutjs.com/

http://mustache.github.io/

http://underscorejs.org/

http://backbonejs.org/

Online Development Testing

http://jsfiddle.net/H4emK/ (POC TEST WEB DEVELOPMENT ENVIRONMENT)

http://www.w3schools.com/

Testing of website

https://modern.ie

References for HTML Colors/JavaScript/Css/Examples

http://www.quackit.com/web_design/

Color converter

http://rem.im/rgb2hex.html

Specific issue topic solutions:

Responsive Web Designs

http://msdn.microsoft.com/en-us/magazine/dn197837.aspx

CSS Floats

http://css-tricks.com/all-about-floats/

JSon, Ajax and .NET

http://conficient.wordpress.com/2012/11/30/posting-knockout-json-data-to-webapi-httppost-methods/#comment-211