2014/10/15 下午 10:11:31

iphone Programming Glossary: monitor

http://stackoverflow.com/questions/1469549/iphone-calculating-battery-life

very well or quickly. A 5 change could take a very long time if the device isn't doing anything. Maybe you can monitor UIDevice currentDevice batteryLevel with a timer however while I haven't tried it I think it only gets updated at this same..

How to unit test asynchronous APIs?

http://stackoverflow.com/questions/2162213/how-to-unit-test-asynchronous-apis

a dead easy way to use semaphores to wait for async operations to complete. For example void testLogin TRVSMonitor monitor TRVSMonitor monitor __block NSString theToken Server instance loginWithUsername @ foo password @ bar success ^ NSString.. to use semaphores to wait for async operations to complete. For example void testLogin TRVSMonitor monitor TRVSMonitor monitor __block NSString theToken Server instance loginWithUsername @ foo password @ bar success ^ NSString token theToken token.. NSString theToken Server instance loginWithUsername @ foo password @ bar success ^ NSString token theToken token monitor signal failure ^ NSError error monitor signal monitor wait XCTAssert theToken @ Getting token iphone unit testing..

Possible to mirror iPhone/iPad screen on a monitor without jailbreaking?

http://stackoverflow.com/questions/3289147/possible-to-mirror-iphone-ipad-screen-on-a-monitor-without-jailbreaking

to mirror iPhone iPad screen on a monitor without jailbreaking I have been looking for a way to show the iPhone screen not the simulator on a monitor or projector.. on a monitor without jailbreaking I have been looking for a way to show the iPhone screen not the simulator on a monitor or projector for demo purposes. Previous SO post suggested jailbreak Veency iDemo DemoGod screensplitr or simulator. Release.. should be possible to connect external displays to iOS 4.0 devices. Is it now possible to demo an iPhone device on a monitor without using the simulator or are the release notes about other improvements Anyone tried to display an iOS 4.0 device..

Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints?

http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints

cant be prepared ahead of time rendered off screen . Generally PDF viewers are pretty heavy on memory too. Even monitor the memory usage of apple's zoomable PDF example. In my current project I'm developing a PDF viewer and am rendering a UIImage..

How do I reset after a UIScrollView zoom?

http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom

manually redraw itself at the new size scale. However this causes a problem because UIScrollView doesn't appear to monitor the content view transform so on the next zoom operation it sets the transform of the content view to whatever the overall..

Monitor memory usage in an iphone app?

http://stackoverflow.com/questions/4579642/monitor-memory-usage-in-an-iphone-app

memory usage in an iphone app Is it possible to monitor the amount of memory your app is consuming iphone objective c share improve this question Actually it's probably more..

How to detect in iOS webapp when switching back to Safari from background?

http://stackoverflow.com/questions/4656387/how-to-detect-in-ios-webapp-when-switching-back-to-safari-from-background

to detect in iOS webapp when switching back to Safari from background How can I build a webpage which is able to monitor when the page gets the focus especially when Safari is in the background and the user switches Safari back to the foreground...

Detecting iPhone/iPod Touch Accessories

http://stackoverflow.com/questions/667196/detecting-iphone-ipod-touch-accessories

iPhone vs. iPod Touch to determine if an audio input is available to use. You can also set up a callback function to monitor changes to this property via AudioSessionAddPropertyListener . Not sure yet if this property also applies to devices connected..

iPhone headphone jack - read in data?

http://stackoverflow.com/questions/7192473/iphone-headphone-jack-read-in-data

headphone jack read in data I have a small device which connects to a battery powered monitor. When I turn the wheel on the device the monitor displays information such as when you started turning the wheel and how.. in data I have a small device which connects to a battery powered monitor. When I turn the wheel on the device the monitor displays information such as when you started turning the wheel and how fast the wheel is turning. I believe the device.. sort of magnetic pulse or something through the 3.5 mm audio jack . Instead of connecting the device to its original monitor I want to connect it to my iPhone and read in the same data. The cord has a 3.5 mm audio jack at the end and fits in the..

How can I use private APIs to block incoming calls in an iOS application?

http://stackoverflow.com/questions/7326338/how-can-i-use-private-apis-to-block-incoming-calls-in-an-ios-application

Low memory with 640Kb of live bytes?

http://stackoverflow.com/questions/2865786/low-memory-with-640kb-of-live-bytes

with. For a more accurate reading of your application's total memory footprint at any given time use the Memory Monitor instrument instead. You will see that your application is indeed exceeding the memory threshold on the device.'' You can.. You will see that your application is indeed exceeding the memory threshold on the device.'' You can add the Memory Monitor instrument by clicking on the Library button of the toolbar in Instruments. A list of all the available instruments appears.. the Library button of the toolbar in Instruments. A list of all the available instruments appears and you drag Memory Monitor onto the Instruments area of the main window. If you combine the Memory Monitor instrument with the ObjectAlloc one you..

Problem dealloc'ing memory used by UIImageViews with fairly large image in an UIScrollView

http://stackoverflow.com/questions/289360/problem-deallocing-memory-used-by-uiimageviews-with-fairly-large-image-in-an-ui

I'm using a property nonatomic retain for this and sythesizing it. My question is this When I observe this in Memory Monitor I can see that the memory used goes up quite a bit when the view with all these images is loaded as expected . But when..

Understanding the memory consumption on iPhone

http://stackoverflow.com/questions/363493/understanding-the-memory-consumption-on-iphone

but the numbers in Instruments are still much bigger than what I would expect. I ran the application with the Memory Monitor Object Alloc Leaks and OpenGL ES instruments. When the application gets loaded free physical memory drops from 37 MB to.. settles around 7 MB Leaks show two or three leaks a few bytes in size the Gart Object Size is about 5 MB and Memory Monitor says the application takes up about 14 MB of real memory. I am perplexed as where did the memory go when I dig into the.. What drives me wild is the difference between the Object Allocations ~7 MB and real memory usage as shown by Memory Monitor ~14 MB . Even if there were huge leaks or huge chunks of memory I forget about the should still show up in the Object Allocations..

Bootstrap Server Error in Xcode IPHONE [duplicate]

http://stackoverflow.com/questions/3905718/bootstrap-server-error-in-xcode-iphone

your problem. Bootstrap Server For me it has worked when I have killed the Xcode and Simulator Apps using Activity Monitor and then restarting those apps. You can read these following threads iPhone strange error when testing on simulator http..

Monitor memory usage in an iphone app?

http://stackoverflow.com/questions/4579642/monitor-memory-usage-in-an-iphone-app

memory usage in an iphone app Is it possible to monitor the amount of memory your app is consuming iphone objective c..

Releasing renderInContext result within a loop

http://stackoverflow.com/questions/4970627/releasing-renderincontext-result-within-a-loop

nil background release image retain pool drain image autorelease return image However according to Instruments Memory Monitor the memory usage goes up and up and never comes down until the end of the loop. It crashes. If I replace the UIGraphicsBeginImageContext..

instruments with iOS: Why does Memory Monitor disagree with Allocations?

http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations

with iOS Why does Memory Monitor disagree with Allocations As can been seen in this screen shot from instruments Allocations thinks my application Ongo.. this screen shot from instruments Allocations thinks my application Ongo is only using 7.55 MBs of memory while Memory Monitor says 53.30. Further more the free system memory has little to no correlation to the amount of memory that the app is using...

How To Monitor Network Activity From Within App?

http://stackoverflow.com/questions/6134661/how-to-monitor-network-activity-from-within-app

To Monitor Network Activity From Within App I'm trying to monitor network activity on my iPhone from within an app I'm developing...

iOS - Get CPU usage from application

http://stackoverflow.com/questions/8223348/ios-get-cpu-usage-from-application

Does anyone know how to do it It's definitely possible because there are application in app store Activity Monitor Touch which can show it. iphone objective c ios xcode cpu usage share improve this question Update . This code is working..

How to get information about free memory and running processes in an App Store approved app? (Yes, there is one!)

http://stackoverflow.com/questions/8275578/how-to-get-information-about-free-memory-and-running-processes-in-an-app-store-a

about free memory and running processes in an App Store approved app Yes there is one There is an app called Activity Monitor Touch in the App Store which displays background processes as well as free memory. So there MUST be an public API to access..