IntelliJ IDEA 13 has the new Search Anywhere feature. It sounds like it might be useful, but so far it just gets in the way. It\'s mapped to some kind of magical shift-
To disable the "Search everywhere" feature, you need to invoke "Go to action" (Ctrl+Shift+A), then type "Registry...".
Scroll down to "ide.suppress.double.click.handler" and check the box.
Source: https://youtrack.jetbrains.com/issue/IDEA-161094