Disable double-click to maximize in OS X Yosemite
In OS X Yosemite, a new feature is that when you double-click on the title bar of an application window, the window will maximize: http://osxdaily.com/2014/10/28/maximize-zoom-windows-os-x-mac/
Is there a way to disable this behavior? I am accidentally double-clicking and maximizing terminal and VirtualBox VM windows, and this sometimes causes problems.
While I haven't found a way to turn it off completely, you can make it minimize instead by enabling:
System Preferences > Dock > Double-click a window's title bar to minimize.
Jacob had it right - in this system pref area you can simply uncheck to box, disabling both double-click to minimise & zoom.
System Preferences > Dock > Double-click a window's title bar to...
If a third-party solution is acceptable, the free BetterTouchTool allows you to change the effect of this action.
Here is how to disable the maximize action:
If you'd like to keep the functionality, and just want to avoid accidentally triggering it, consider setting up an action for double-clicking the titlebar while holding a modifier key.