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2014/10/15 ¤U¤È 10:11:20
iphone Programming Glossary: mbReceived memory warning on setimage http://stackoverflow.com/questions/12773074/received-memory-warning-on-setimage If lets say user selected 11 pictures then the app crashes with Error GBC . NOTE each of these images are at least 2.5 MB a piece. After hours of testing I finally narrowed down the problem to this line of code button1AImgVw setImage image If..
Limit of localstorage on iPhone? http://stackoverflow.com/questions/1921048/limit-of-localstorage-on-iphone so little. Any ideas iphone html5 local storage share improve this question The current default on iPhone is 5.0 MB. If your database grows beyond this limit the user will automatically be asked to allow or deny the size increase. If he..
CGContextDrawPDFPage taking up large amounts of memory http://stackoverflow.com/questions/2975240/cgcontextdrawpdfpage-taking-up-large-amounts-of-memory tall the application crashes while drawing one page in particular which according to Instruments allocates about 13 MB of memory just for the one page. Here's the code for drawing Note This is always called in a background thread but the autorelease..
iPad/iPhone browser crashing when loading images in Javascript http://stackoverflow.com/questions/2986039/ipad-iphone-browser-crashing-when-loading-images-in-javascript build an image gallery in Safari that mimics the iPad photo app. It works perfectly except that once I load more than 6MB or so worth of images either by adding them to the DOM or creating new Image objects new images either stop loading or the.. the same limit that I've ruled out my Javascript code as the culprit. Given that you can stream much more than a few MB in a element or through the in browser media player this limit seems unnecessary and there should be some kind of workaround.. or something else. I also came across this reference for UIWebView . JavaScript allocations are also limited to 10 MB. Safari raises an exception if you exceed this limit on the total memory allocation for JavaScript. Which matches what I'm..
Understanding the memory consumption on iPhone http://stackoverflow.com/questions/363493/understanding-the-memory-consumption-on-iphone the memory consumption on iPhone I am working on a 2D iPhone game using OpenGL ES and I keep hitting the 24 MB memory limit “Â my application keeps crashing with the error code 101. I tried real hard to find where the memory goes but.. Object Alloc Leaks and OpenGL ES instruments. When the application gets loaded free physical memory drops from 37 MB to 23 MB the Object Alloc settles around 7 MB Leaks show two or three leaks a few bytes in size the Gart Object Size is.. Alloc Leaks and OpenGL ES instruments. When the application gets loaded free physical memory drops from 37 MB to 23 MB the Object Alloc settles around 7 MB Leaks show two or three leaks a few bytes in size the Gart Object Size is about 5 MB..
iPhone Development - XMLParser vs. libxml2 vs. TouchXML http://stackoverflow.com/questions/406811/iphone-development-xmlparser-vs-libxml2-vs-touchxml So the first question one should answer is the SAX vs DOM question. If you're woring with big XML files say 10 MB or bigger you may want to stick with SAX. If you're working with small XML files or tiny XML fragments it's often much easier..
Memory limit and iOS memory allocation in iphone SDK? http://stackoverflow.com/questions/6044147/memory-limit-and-ios-memory-allocation-in-iphone-sdk SDK Does iOs use non contiguous or contiguous allocation in memory management suppose if user allocates more than 128 MB Will the App be closed or Memory will be managed by iOS as if user allocates memory and misses deallocate in Deallocate.. by iOS as if user allocates memory and misses deallocate in Deallocate method is it possible to use more than 120 MB in application using well defined data structure allocation iphone ios4 memory management share improve this question.. being shut down for memory usage when you use more than 20mb of ram. In practice however you can get to about... 260 MB of ram on iPad 2 Thanks RobCroll 170 180MB of ram on devices with 512 Mb of ram total iPhone 4 iPod touch 4g 40 80MB of..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud data size for example a screen sized PNG file might consume a few dozen KBs when compressed but consumes over half a MB decompressed width height 4 . By contrast imageWithContentsOfFile will decompress that image everytime the image data is..
How to upload a mp3 file upto 5 mb size on webserver in iPhone http://stackoverflow.com/questions/11862273/how-to-upload-a-mp3-file-upto-5-mb-size-on-webserver-in-iphone to upload a mp3 file upto 5 mb size on webserver in iPhone I want to upload an audio file from my iPhone app to webserver but when I convert it into NSData..
Issues with email attachment, PDF and CSV http://stackoverflow.com/questions/15173941/issues-with-email-attachment-pdf-and-csv issues while emailing. sometimes no attachments while emailing pdf size will be very huge when pdf contains image 10 mb for one page pdf if it contains image Problem is when testing in device in simulator it all works fine... I come to know..
Max payload size for http request and response, iphone http://stackoverflow.com/questions/1988375/max-payload-size-for-http-request-and-response-iphone when not on wifi e.g. if you are on the cellular network . If on edge or 3g you can only move data at about 1 mb min otherwise Apple will reject the app. I have generally heard this limit being imposed on downloads but I suspect uploads..
Core Data - Storing Images (iPhone) http://stackoverflow.com/questions/2090028/core-data-storing-images-iphone rule for storing image data in Core Data is as follows 100 kb store in the related entity person address whatever . 1 mb store in a separate entity on the other end of a relationship to avoid performance issues. 1 mb store on disk and reference.. address whatever . 1 mb store in a separate entity on the other end of a relationship to avoid performance issues. 1 mb store on disk and reference the path in your Core Data store. You can use the transformable data type to store the NSImage..
http://stackoverflow.com/questions/3448583/memory-uses-limit-on-iphone kicked by iOS Does the amount of memory depends on the device version I have developed an app which is using 30 mb and its getting kicked on iPhone 2g. Can it work on iPhone 4 or 3GS iphone memory management share improve this question..
Downloading a Large File - iPhone SDK http://stackoverflow.com/questions/4002979/downloading-a-large-file-iphone-sdk Downloads link here for the project file download however her method does not work with files that have a big size 50 mb or above . If I try to download a file above 50 mb it will usually crash due to a memory crash. Is there anyway I can tweak.. however her method does not work with files that have a big size 50 mb or above . If I try to download a file above 50 mb it will usually crash due to a memory crash. Is there anyway I can tweak this code so that it works with large files as.. theData void didReceiveFilename NSString aName void dataDownloadFailed NSString reason void dataDownloadAtPercent NSNumber aPercent @end @interface DownloadHelper NSObject NSURLResponse response NSMutableData data NSString urlString NSURLConnection..
How much memory does iOS allow apps to use? http://stackoverflow.com/questions/4169935/how-much-memory-does-ios-allow-apps-to-use an app that uses a lot of fairly big image files. I notice it crashes when they all get loaded on my iPhone 3G 128 mb ram but not when I test it on a 3rd gen iPod 256 mb ram . So I assume there must be some percentage that is allowed for.. I notice it crashes when they all get loaded on my iPhone 3G 128 mb ram but not when I test it on a 3rd gen iPod 256 mb ram . So I assume there must be some percentage that is allowed for each app to use My app has about 30 images at about.. be some percentage that is allowed for each app to use My app has about 30 images at about 440k each loaded so 13.2mb. I didn't think that would be too much. They need to be swapped in and out pretty quickly so releasing the ones not in use..
iOS: how to change the size of the UIScrollView content? http://stackoverflow.com/questions/5464550/ios-how-to-change-the-size-of-the-uiscrollview-content than it's visible part . What will it look like if I try to use my view to modify file which size is more than 3 mb How can I force it to redraw only visible part thanx for your attention iphone objective c uiscrollview share improve..
iPhone:Programmatically compressing recorded video to share? http://stackoverflow.com/questions/5687341/iphoneprogrammatically-compressing-recorded-video-to-share huge size. For example if i record video for 30 seconds with high quality recorded video has become around 30 40 mb. pickerController.videoQuality UIImagePickerControllerQualityTypeHigh How do i program to compress the high quality recorded..
Limit of localstorage on iPhone? http://stackoverflow.com/questions/1921048/limit-of-localstorage-on-iphone of localstorage on iPhone I'm wondering what's the limit of localstorage HTML 5 on iPhone I read that it was like 5 Mb but I'm surprised is so little. Any ideas iphone html5 local storage share improve this question The current default..
http://stackoverflow.com/questions/2950907/uiwebview-memory-management released. I mean after a request to my server the app creates an UITableView and many webviews instruments say about 8Mb . When user tap back all of them are released but memory usage only decrements about 2 3 Mb and after 5 10 minutes using.. instruments say about 8Mb . When user tap back all of them are released but memory usage only decrements about 2 3 Mb and after 5 10 minutes using the app it crashes. Am I missing something Anyone know what could be happening Thank you iphone..
http://stackoverflow.com/questions/5887248/ios-app-maximum-memory-budget management share improve this question I think you've answered your own question try not to go beyond the 70 Mb limit however it really depends on many things what iOS version you're using not SDK how many applications running in background.. running in background what exact memory you're using etc. Just avoid the instant memory splashes e.g. you're using 40 Mb of RAM and then allocating 80 Mb's more for some short computation . In this case iOS would kill your application immediately... memory you're using etc. Just avoid the instant memory splashes e.g. you're using 40 Mb of RAM and then allocating 80 Mb's more for some short computation . In this case iOS would kill your application immediately. You should also consider lazy..
Memory limit and iOS memory allocation in iphone SDK? http://stackoverflow.com/questions/6044147/memory-limit-and-ios-memory-allocation-in-iphone-sdk practice however you can get to about... 260 MB of ram on iPad 2 Thanks RobCroll 170 180MB of ram on devices with 512 Mb of ram total iPhone 4 iPod touch 4g 40 80MB of ram on devices that have 256 MB of ram iPad iPhone 3gs iPod touch 3g 25 MB..
How to Install Older iOS Simulators in XCode 4.2.1 (SDK5.0) http://stackoverflow.com/questions/8529572/how-to-install-older-ios-simulators-in-xcode-4-2-1-sdk5-0 Tab. In downloads tab you'll have two tabs 1 Components Here you will have option to download iOS 4.3 simulator ~600 Mb iOS 4.0 4.1 ~670 MB Device debugging support iOS 3.0 3.2.2 686.3 MB Device debugging support. 2 Documentation Yoy will have..
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