There’s always a risk involved. Even if you don’t introduce vulnerabilities yourself, the platform may allow for exploits which in the end may offer an entry point for a malicious attacker. As to your question: It is not safe to assume that a hardcoded URL, even if obfuscated beyond belief, can’t be peeled out of … Read more
[string rangeOfString:string1].location!=NSNotFound rangeOfString: documentation.
You can set the Info.plist key UIApplicationExitsOnSuspend to make sure the app is completely terminated.
From the iPhone Application Programming Guide: Even if you develop your application using iPhone SDK 4 and later, you must still be prepared for your application to be terminated. If memory becomes constrained, the system might remove applications from memory in order to make more room. If your application is currently suspended, the system removes … Read more
I found a solution. You can use this for-loop to loop over the subviews of the search bar and enable it when the search button is pressed on the keyboard. for (UIView *possibleButton in searchBar.subviews) { if ([possibleButton isKindOfClass:[UIButton class]]) { UIButton *cancelButton = (UIButton*)possibleButton; cancelButton.enabled = YES; break; } }
[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(sr) object:nil]; Please read the documentation. 🙂 The documentation for -performSelector:withObject:afterDelay: points you to the methods for canceling a queued perform request.
The correct way to hide a window is to set the hidden property to YES. To remove it from UIApplication’s windows property you just release the window (in ARC you set all references to nil). Of course you would want to have another window in place at this time.
Keep track, in an instance variable, of which row is checked. When the user selects a new row, first uncheck the previously checked row, then check the new row and update the instance variable. Here is more detail. First add a property to keep track of the currently checked row. It’s easiest if this is … Read more
From ioS 7 onwards, there are newer ways for apps to run in background. Apple now recognizes that apps have to constantly download and process data constantly. Here is the new list of all the apps which can run in background. Apps that play audible content to the user while in the background, such as … Read more
Here’s a simple version of what you’re describing. It is “simple” in the sense that I didn’t bother trying to add the shading and other subtleties. But it’s easy to construct and you can tweak it to draw in a more subtle way if you like. For example, you could make your own image and … Read more