Most anyone who's worked with Drupal for even a short period of time knows that the performance, relevancy, and scalability of Drupal's core search is very limited.

There are a lot of modules for Drupal. One of them, Domain Access, enables multiple different domains on a single Drupal site and allows setting different variable values for each domain.

Here’s a talk I gave at the Dallas Drupal Users Group on creating mobile apps that use Drupal as a back end.

My session on DDoS was accepted to Capital Camp! (Full disclosure: I'm an organizer of Capital Camp.