version-detection

I'm checking the windows version in an installer (made with NSIS) by checking the following registry key: HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion" "CurrentVersion" According to this post and this page from MSDN, the currentVersion number for Windows 10 should be 10.0. I just installed the Windows 10 Pro Insider Preview and the version number given in the registry is still 6.3, instead of 10.10 as it should. Is there another reliable way in registry to detect Windows 10? Instead of reading the value CurrentVersion , read the new values CurrentMajorVersionNumber (which is 10) and

This is related to the "fix" for position:fixed in older versions of iOS. However, if iOS5 or greater is installed, the fix breaks the page. I know how to detect iOS 5: navigator.userAgent.match(/OS 5_\d like Mac OS X/i) but that won't work for iOS6 when it eventually comes around, or even iOS 5.0.1, only a 2 digit version. So this is what I have atm. $(document).bind("scroll", function() { if((navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) || (navigator.userAgent.match(/iPad/i))) { if (navigator.userAgent.match(/OS 5_\d like Mac OS X/i)) { } else {