I've never personally seen didReceiveMemoryWarning called before. Is there a known threshold of memory usage where it gets called?

I'm noticing that my view controllers aren't getting their didReceiveMemoryWarning methods called when my application is in the background state on the iPad simulator. More specifically, I see the ...

Whenever I create a new View Controller subclass, Xcode automatically adds the method override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() // Dispose of any resources that c...

This is driving me crazy!!! I'm getting a "Received memory warning. Level=1" whenever I attempt to show a UIImagePickerController with a sourceType = UIImagePickerControllerSourceTypeCamera. Here...

Could anybody help me with this issue I'm a bit new to objective c and iOS. I've been working on it but I can't figure out how to fix the problem, My app is really simple it only start the camera t...

This is less a question and more a record of what I've found around the AVCam sample code provided by Apple for iOS4 and 5 camera manipulation. The symptoms of the problem for me were that my app w...

In new iOS 6, viewDidUnload is deprecated and we have been instructed to use didReceiveMemoryWarning instead, to manage objects in UIViewController instances and subclasses. Is it equally effective...

Run a app with tabs using iOS 5 simulator or device Bring up a modal dialog Simulate memory warning (for devices go to some apps that are memory intensive) Switch to another app (if you have not d...

Every time is go to the view memory in use is increasing .. even if i am saving images. And afetr sometime the app crashed due to low memory warning. can someone tel me the solution so that the ima...

I'm new developer about to launch my first app. I'm confused about the deprecation of viewDidUnload as described below in Apple's iOS 6 release notes: In iOS 6, the viewWillUnload and viewDidUnl...

In iOS 6, viewWillUnload and viewDidUnload are deprecated and UIViewControllers no longer unload views that are not visible on screen during a memory warning. The View Controller Programming Guide ...

As I understand it, we need to hold references to our Cocoa objects when dealing with them in MonoTouch. The reason for this is that the ObjC runtime might still hold references to the objects, and...

My iPad app makes heavy use of autorotation. This is great. However, I've noticed that if a hidden view is released by the default implementation of didReceiveMemoryWarning (as described here), whe...

My app has a thread that does some time consuming job for more than a minute and the app consumes around 6.8MB of memory. I receive a memory warning after sometime and then it gets killed. There is...

My app uses a lot of memory. Normally it runs fine, but on a loaded device that hasn't been restarted in awhile, it will be jettisoned with the infamous Low Memory error. I would like to respond t...