PDO using in a right way

http://www.sitepoint.com/re-introducing-pdo-the-right-way-to-access-databases-in-php/?gp

Backbone tutorial

http://www.codeproject.com/Articles/797433/BackBone-Tutorial-Part-More-about-Backbone-Models

PhpStorm – Top Productivity Hacks and Shortcuts

http://www.sitepoint.com/phpstorm-top-productivity-hacks-shortcuts/

10 Tips to Secure WordPress

http://www.sitepoint.com/tips-to-secure-wordpress/?utm_source=sitepoint&utm_medium=recapture&utm_campaign=wordpress

What’s New in WordPress 4.3

http://www.sitepoint.com/whats-new-in-wordpress-4-3/?utm_medium=email&utm_campaign=SitePoint+Front-end+Newsletter++20+August+2015+excl+marketing+list&utm_content=SitePoint+Front-end+Newsletter++20+August+2015+excl+marketing+list+CID_72577f5df312b59a0f5bce3e36a1c14d&utm_source=CampaignMonitor%20SitePoint&utm_term=Whats%20New%20in%20WordPress%2043

Things You Should Do After Installing WordPress

http://www.labnol.org/internet/wordpress-optimization-guide/3931/

https://digwp.com/2010/03/wordpress-functions-php-template-custom-functions/

Python List and Dict Comprehensions for PHP Developers

http://keeponcoding.com/python-list-and-dict-comprehensions-for-php-developers.html

How to create a WordPress theme?

https://www.siteground.com/tutorials/wordpress/wordpress_create_theme.htm

10 Code Snippets WP Theme Developers Should Have on Speed Dial

http://code.tutsplus.com/articles/10-code-snippets-wp-theme-developers-should-have-on-speed-dial--wp-20557