Several major companies have been hacked lately. Security advice for web users last week from the US Department of Homeland Security encouraging to disable java on browsers. Disable java in each browser takes time. You will learn how to disable java for all at once. and also for each browser if needed.
In each new project, choosing the right tools is the first step to success. It can be said that most tasks could be accomplished using most tools, but with cons/pros over the others.
Should I use PHP? ASP.NET? CMS? WORDPRESS? JOOMLA? MVC? ZEND? SYMPHONY? so many names and frameworks, one usally returns to what he best knows.