WDTUTORIALS
Web & Game Development Tutorials
Unity, Django, Drupal, C#, Python…
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Samuli Natri 2014.07.08
Entrepreneur. Software developer since the 90's.
Attended Helsinki University Of Technology (Computer Science) and Helsinki University (Social Sciences).

Drupal - How To Extend CAPTCHA Module Functionality

Tutorial on how to use Image CAPTCHA Refresh, reCAPTCHA, Captcha Riddler and Draggable Captcha modules.