Random questions in iOS

1) How to disable UIWebView scrolling ?

Ans: UIWebView is derived from UIScrollView. Therefor we must be able to disable the scrolling of UIWebView.

Here is the working code:

UIScrollView *scrollView=[[webView subViews] lastObject];

[scrollView setScrollingEnabled: NO];

2) How to check the iOS version of device ?

Ans: This is a very frequent scenario where you need to check which version of iOS the target device is running.

The very best solution that Apple recommends is,

• if (floor(NSFoundationVersionNumber) <= NSFoundationVersionNumber_iOS_6_1) {
• // Load resources for iOS 6.1 or earlier
• } else {
• // Load resources for iOS 7 or later
• }