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2014/10/15 ¤U¤È 10:04:34
iphone Programming Glossary: bigUIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need them to be and set their centers based on multiples of the UIScrollView 's width. Then since..
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc) http://stackoverflow.com/questions/2256625/comparison-of-json-parser-for-objective-c-json-framework-yajl-touchjson-etc you for JSON Framework and TouchJSON. TouchJSON claims to be faster but my test with parsing one big 10K array objects JSON string was different JSON Framework was faster. Didn't know about YAJL. share..
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav the hardcoded size inside the controller would not work at all my controllers have to be sometimes big sometimes small controller that will present them have the idea about the size though A solution for..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received take a little while before you really internalise the memory management rules unless you make a big point of it. Remember anything you get from an allocation function usually the static alloc method but..
Inner shadow effect on UIView layer? http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer Then setup up the shadow on the context which includes the offset blur and color. Then fill the big shape with the hole in it. The color doesn't matter because if you've done everything right you won't..
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 no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these two tools Additionally is it possible to find the source of the low system..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset movie file using a picture array and an audio file. To make movie with a picture array i used the big post by zoul here . All is perfect I have my movie with my picture. However when I try to add some audio..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk files from the network and saving them to the local iPhone disk. Some of those images are pretty big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough.. big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough display to show the image in its original size I'm planning on resizing the image to something..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample is one for iCloud and CoreData which is massive . The apple docs are OK but I still can't see the big picture. So please bear with me some of these questions are quite fundamental but possibly easy to answer...
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout Asynchrony Solutions. For explanation purposes here is some UML from a forked project This is a big hack but also the cleanest way I've seen to implement custom annotations. Start with a NSObject Content..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically return self That works. I see the view from ViewControllerA when I start the app. But now the big question is A View Controller typically has all those methods like void viewWillAppear BOOL animated..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition #160 Add voice recognition closed I'd like to build an app that uses voice recognition. I've seen big companies like Google etc implement this feature but I'm curious about doing it on a start up level...
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs . So the first step is to figure out how wide you want your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need them to be and set their centers based on multiples of the UIScrollView 's width. Then since you want to see the other pages of course set clipsToBounds..
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc) http://stackoverflow.com/questions/2256625/comparison-of-json-parser-for-objective-c-json-framework-yajl-touchjson-etc
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav inside the popover I'd not recommend it For me setting the hardcoded size inside the controller would not work at all my controllers have to be sometimes big sometimes small controller that will present them have the idea about the size though A solution for all that pain is as follows You have to reset the size of currentSetSizeForPopover..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received C in general. If you've come from another background it can take a little while before you really internalise the memory management rules unless you make a big point of it. Remember anything you get from an allocation function usually the static alloc method but there are a few others or a copy method you own the memory..
Inner shadow effect on UIView layer? http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer so that you don't draw anything outside it to the screen. Then setup up the shadow on the context which includes the offset blur and color. Then fill the big shape with the hole in it. The color doesn't matter because if you've done everything right you won't see this color just the shadow. share improve this answer..
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 53.30. Further more the free system memory has little to no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these two tools Additionally is it possible to find the source of the low system memory or how to keep it from running out so quickly My app..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset Array and song file using AVAsset I'm trying to make movie file using a picture array and an audio file. To make movie with a picture array i used the big post by zoul here . All is perfect I have my movie with my picture. However when I try to add some audio tracks I have lot of problems. To understand I put my code..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk the iPhone SDK My application is downloading a set of image files from the network and saving them to the local iPhone disk. Some of those images are pretty big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough display to show the image in its original size I'm planning.. them to the local iPhone disk. Some of those images are pretty big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough display to show the image in its original size I'm planning on resizing the image to something a bit smaller to save on space performance. Also some of those..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample they are usually quite detailed on the developer forum there is one for iCloud and CoreData which is massive . The apple docs are OK but I still can't see the big picture. So please bear with me some of these questions are quite fundamental but possibly easy to answer. Context I have a very simple iCloud app running full..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation purposes here is some UML from a forked project This is a big hack but also the cleanest way I've seen to implement custom annotations. Start with a NSObject Content class which has a coordinate the class of the callout view..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically @ ViewA bundle nil do ivar initialization here if needed return self That works. I see the view from ViewControllerA when I start the app. But now the big question is A View Controller typically has all those methods like void viewWillAppear BOOL animated void viewDidDisappear BOOL animated void viewDidLoad ...and..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition App #160 Add voice recognition closed I'd like to build an app that uses voice recognition. I've seen big companies like Google etc implement this feature but I'm curious about doing it on a start up level. Anyone looked into this Are there any tools out there for us..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs how wide you want your pages to be. Make that the width of the UIScrollView . Then set your subview's sizes however big you need them to be and set their centers based on multiples of the UIScrollView 's width. Then since you want to see the..
Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary? http://stackoverflow.com/questions/1249634/wheres-the-difference-between-setobjectforkey-and-setvalueforkey-in-nsmutab setObject forKey and setValue forKey in NSMutableDictionary When looking at the documentation I hardly see any big difference. Both value and object are of type id so can be any object. Key is once a string and in the other case an id...
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc) http://stackoverflow.com/questions/2256625/comparison-of-json-parser-for-objective-c-json-framework-yajl-touchjson-etc the same results as you for JSON Framework and TouchJSON. TouchJSON claims to be faster but my test with parsing one big 10K array objects JSON string was different JSON Framework was faster. Didn't know about YAJL. share improve this answer..
How to search MKMapView with UISearchBar? http://stackoverflow.com/questions/2281798/how-to-search-mkmapview-with-uisearchbar because of @Leo question. I have to say that this method is good as a proof of concept but if you plan to download big JSON files you will have to append to a NSMutableData object to hold all the query to the google server. remember that HTTP..
Popover with embedded navigation controller doesn't respect size on back nav http://stackoverflow.com/questions/2752394/popover-with-embedded-navigation-controller-doesnt-respect-size-on-back-nav it For me setting the hardcoded size inside the controller would not work at all my controllers have to be sometimes big sometimes small controller that will present them have the idea about the size though A solution for all that pain is as..
iPad/iPhone browser crashing when loading images in Javascript http://stackoverflow.com/questions/2986039/ipad-iphone-browser-crashing-when-loading-images-in-javascript is only here to allow the image time to show up on the screen. Mobile Safari is pretty slow and displaying big images so it needs time after the image has loaded to paint the screen. shrinkImages goes through all previously loaded..
EXC_BAD_ACCESS signal received http://stackoverflow.com/questions/327082/exc-bad-access-signal-received background it can take a little while before you really internalise the memory management rules unless you make a big point of it. Remember anything you get from an allocation function usually the static alloc method but there are a few others..
iPhone Development - XMLParser vs. libxml2 vs. TouchXML http://stackoverflow.com/questions/406811/iphone-development-xmlparser-vs-libxml2-vs-touchxml of XML processing is best for parsing huge documents and when you only need to retrieve a tiny amount of data from a big file. In contrast to SAX is the DOM model where the entire XML tree is parsed into memory usually with a single call and.. to the entire xml document. 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.. 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 to..
Inner shadow effect on UIView layer? http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer it to the screen. Then setup up the shadow on the context which includes the offset blur and color. Then fill the big shape with the hole in it. The color doesn't matter because if you've done everything right you won't see this color just..
What are the Dangers of Method Swizzling in Objective C? http://stackoverflow.com/questions/5339276/what-are-the-dangers-of-method-swizzling-in-objective-c kind of the whole point. The goal is to be able to change that code. The reason that people point this out as being a big deal is because you're not just changing things for the one instance of NSButton that you want to change things for but.. class_swizzleMethodAndStore self original replacement store @end Swizzling changes the method's arguments This is the big one in my mind. This is the reason that standard method swizzling should not be done. You are changing the arguments passed..
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 has little to no correlation to the amount of memory that the app is using. Does anyone know why there is such a big disagreement between these two tools Additionally is it possible to find the source of the low system memory or how to keep..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset I'm trying to make movie file using a picture array and an audio file. To make movie with a picture array i used the big post by zoul here . All is perfect I have my movie with my picture. However when I try to add some audio tracks I have lot..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk a set of image files from the network and saving them to the local iPhone disk. Some of those images are pretty big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough display to show the.. those images are pretty big in size widths larger than 500 pixels for instance . Since the iPhone doesn't even have a big enough display to show the image in its original size I'm planning on resizing the image to something a bit smaller to save..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample forum there is one for iCloud and CoreData which is massive . The apple docs are OK but I still can't see the big picture. So please bear with me some of these questions are quite fundamental but possibly easy to answer. Context I have..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout in a blog post from Asynchrony Solutions. For explanation purposes here is some UML from a forked project This is a big hack but also the cleanest way I've seen to implement custom annotations. Start with a NSObject Content class which has..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically here if needed return self That works. I see the view from ViewControllerA when I start the app. But now the big question is A View Controller typically has all those methods like void viewWillAppear BOOL animated void viewDidDisappear..
iPhone App ??#160;Add voice recognition? [closed] http://stackoverflow.com/questions/942312/iphone-app-add-voice-recognition App #160 Add voice recognition closed I'd like to build an app that uses voice recognition. I've seen big companies like Google etc implement this feature but I'm curious about doing it on a start up level. Anyone looked into..
undo all changes made in the child view controller http://stackoverflow.com/questions/10443754/undo-all-changes-made-in-the-child-view-controller Problems is here First in the VCAuthor I edit the authorName in an UITextfiled authorNameTextField from Obama to Big Obama and save it to the MOC by author.authorName authorNameTextField.text in the void viewWillDisappear BOOL animated method... into VCAuthor. I just NSLog the authorName before and after the undo. Before undo the authorName is the changed one Big Obama and after undo it become Obama iphone ios core data nsmanagedobjectcontext nsundomanager share improve this question..
How to Create SeckeyRef from exponent and modulus of Public key and use in SecKeyEncrypt method http://stackoverflow.com/questions/11516355/how-to-create-seckeyref-from-exponent-and-modulus-of-public-key-and-use-in-secke testArray2 testData berDecode NSLog @ testarray @ testArray2 STAssertEqualObjects testArray testArray2 @ Big items decode failed NSData testData2 testArray2 berData NSLog @ PublicKeyData using Publickeyitems @ testData2 return testData2..
When we use delegate and Call back in iOS? http://stackoverflow.com/questions/12050981/when-we-use-delegate-and-call-back-in-ios me about delegate and call back. When we use use call back and delegate iphone ios share improve this question Big piece about delegates here on the dev centre http developer.apple.com library ios #DOCUMENTATION Cocoa Conceptual CocoaFundamentals..
http://stackoverflow.com/questions/1305127/free-weather-api has 1 000 free api calls per day and then it's 1 for every 10 000 requests after that. https developer.forecast.io Big list of free paid http blog.programmableweb.com 2012 01 11 12 json weather apis World Weather Online API example http free.worldweatheronline.com..
Is there a Quick Guide on how to use Shark with iPhone to measure performance? http://stackoverflow.com/questions/1616548/is-there-a-quick-guide-on-how-to-use-shark-with-iphone-to-measure-performance tutorials on how to use Shark there are the following Optimizing Your Application with Shark 4 Optimizing with Shark Big Payoff Small Effort Optimizing Your Application with System Trace in Shark 4 Using Shark and custom DTrace probes to debug..
How to force coredata to rebuild sqlite database model? http://stackoverflow.com/questions/2357010/how-to-force-coredata-to-rebuild-sqlite-database-model following is executed it gives me the error above and file disappears. Does anybody has an idea what's wrong with it Big thanks for pointing me the right way iphone core data sqlite3 share improve this question The Core Data stack does..
If you could buy two books on iOS development, which ones would you choose? [closed] http://stackoverflow.com/questions/3196419/if-you-could-buy-two-books-on-ios-development-which-ones-would-you-choose the iPhone SDK by Dave Mark Author Jeff LaMarche Author . I've also added in the following IPhone Programming The Big Nerd Ranch Guide I'm looking for advice on which 2 to buy in order to get started. I'm looking firstly to get a better understanding..
Big activity indicator on iPhone http://stackoverflow.com/questions/3490991/big-activity-indicator-on-iphone activity indicator on iPhone Does anyone know how to show a rounded squared with a spinning activity indicator It is used..
How to improve UIWebView scrolling performance? http://stackoverflow.com/questions/4060248/how-to-improve-uiwebview-scrolling-performance this problem. Any suggestions are welcome. iphone uiwebview share improve this question I'm afraid there isn't. Big websites remain big and hence consume lots of memory. I'd argue against Brad Larson backing a webview in a own CATiledLayer..
http://stackoverflow.com/questions/5188575/grouped-table-view-obj-c
How to create UINavigationBar drop shadow http://stackoverflow.com/questions/5940076/how-to-create-uinavigationbar-drop-shadow button but no the navigation bar itself. Final Solution Here's how I create drop shadow for UINavigationBar. Big thanks for MusiGenesis for pointing out the missing link of my code #import QuartzCore QuartzCore.h @interface UINavigationBar..
What is the maximum length of a Push Notification alert text? http://stackoverflow.com/questions/6307748/what-is-the-maximum-length-of-a-push-notification-alert-text get a ... at the end of the displayed message. We were able to send and receive messages as a long as 1400 characters. Big long messages 200 chars take longer to get to the destination. We still need to check if this is due to the enhanced notification..
Have any Professional course (certification program) for iPhone developer? [closed] http://stackoverflow.com/questions/645667/have-any-professional-course-certification-program-for-iphone-developer don't put too much store by certification programs certainly not over real experience. If you just want training Big Nerd Ranch have several iPhone courses. Only in Europe and the US. Schedule is at http www.bignerdranch.com schedule.shtml..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c well written book with lots of great examples. It reads like a tutorial. If you're truly diving in you could head to Big Nerd Ranch . This is a training facility run by Aaron Hillegas the author of the book mentioned above. I attended the Intro..
error: server did not accept client registration 68 http://stackoverflow.com/questions/7003155/error-server-did-not-accept-client-registration-68 server did not accept client registration 68 I am trying to build and run the WhereamI.app example of the Big Nerd Ranch book iOS Programming chapter4. Compiling works just fine and it runs but the output to console is server did..
UIScrollView image/photo viewer with paging enabled and zooming http://stackoverflow.com/questions/975708/uiscrollview-image-photo-viewer-with-paging-enabled-and-zooming iphone uiscrollview share improve this question UPDATE I deleted my previous answer because of the news below... Big news for those who haven't heard. Apple has released the 2010 WWDC session videos to all members of the iphone developer..
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