2014/10/15 下午 10:09:57
iphone Programming Glossary: hardhttp://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region Javascript API. Recently I started using MapKit framework for an iphone project but I'm having a hard time to figure out zooming and setting a region on map. In Google Maps API I used to use integer zoom..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard coded and your life will become a lot simpler. However if you have to support older iOS's then it really..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices resizing capabilities of iOS so your views can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about..
How to convert NSArray to NSData? http://stackoverflow.com/questions/1286212/how-to-convert-nsarray-to-nsdata means you need to read up on Encoding and Decoding Objects . Note that this will create a fairly hard to read property list format but can handle a very wide range of objects. If you have a very simple..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone but several others out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk in Developer. You can use the old Xcode to test your app's compliance vs. a 3.x SDK moving the hard work to a fancy compiler and simulator. But you can no longer use the products of the previous SDKs..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring Edit Remember @ first @ second and @ third will be replaced by other strings at any time. So using hardcoded NSRange values won't work. iphone ipad ios4 nsattributedstring share improve this question .. range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously you're not going to hard code in the ranges like this. Perhaps instead you could do something like NSDictionary wordToColorMapping..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line text. I've also found posts that say straight out that it's not possible..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting is far from perfect. at least it was when I last checked a few months ago . They tried hard but still didn't manage to get to Apples perfection in user interaction. Apple must have invested at..
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie finishWriting You 耱l still have to fill in a lot of blanks but I think that the only really hard remaining part is getting a pixel buffer from a CGImage CVPixelBufferRef newPixelBufferFromCGImage CGImageRef..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file to render various elements e.g. UILabel UIImageView etc. in a generic way so you don't have to hard code everything. I used this approach and it worked out great for my needs. Again this may or may not..
iPhone get SSID without private library http://stackoverflow.com/questions/5198716/iphone-get-ssid-without-private-library the SSID of the network it is connected to If it is connected to a Adhoc network for a 3rd party hardware device it needs to be functioning in a different manner than if it is connected to the internet... that if I use a private library Apple will not approve the app. Am I stuck between an Apple and a hard place or is there something I'm missing here iphone xcode share improve this question On iOS 4.1..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes project with the navigation based app with core data storage template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown selector void func id SEL void imp func _controller selector Or more tersely though hard to read SEL selector NSSelectorFromString @ someMethod void id SEL _controller methodForSelector selector..
GCD, Threads, Program Flow and UI Updating http://stackoverflow.com/questions/7290931/gcd-threads-program-flow-and-ui-updating Threads Program Flow and UI Updating I'm having a hard time figuring out how to put this all together. I have a puzzle solving app on the mac. You enter the..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone and fills and backgrounds for graphs. I'm not sure about stacked bar charts but it wouldn't be hard to add to the CPBarPlot class that implements bar charts. As for annotations there is a CPAnotation..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone WCF Web Service using Objective C on iPhone I am having a hard time consuming a very simple Hello World WCF web service in my iPhone app. From what I have read you..
http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region Zoom and Region I'm familiar with using Google Maps Javascript API. Recently I started using MapKit framework for an iphone project but I'm having a hard time to figure out zooming and setting a region on map. In Google Maps API I used to use integer zoom levels like 8 9 10 along with straightforward function setZoom..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size support iOS 6 then definitely consider using Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard coded and your life will become a lot simpler. However if you have to support older iOS's then it really depends on your application. A majority of applications..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices use different views for different screen sizes. Use the auto resizing capabilities of iOS so your views can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is still under NDA at the moment. Be sure..
How to convert NSArray to NSData? http://stackoverflow.com/questions/1286212/how-to-convert-nsarray-to-nsdata the NSCoding protocol. If these are custom objects then that means you need to read up on Encoding and Decoding Objects . Note that this will create a fairly hard to read property list format but can handle a very wide range of objects. If you have a very simple array strings for instance you may want to use NSPropertyListSerialization..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone First pick a JSON library to use I personally like TouchJSON but several others out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick so it may have an error or two The methods you call are..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk versions in different directories i.e. put only one version in Developer. You can use the old Xcode to test your app's compliance vs. a 3.x SDK moving the hard work to a fancy compiler and simulator. But you can no longer use the products of the previous SDKs to submit to the app store. FWIW I plan on doing just this check..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring not possible with NSAttributed string how would you do it Edit Remember @ first @ second and @ third will be replaced by other strings at any time. So using hardcoded NSRange values won't work. iphone ipad ios4 nsattributedstring share improve this question When building attributed strings I prefer to use the mutable.. NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously you're not going to hard code in the ranges like this. Perhaps instead you could do something like NSDictionary wordToColorMapping .... an NSDictionary of NSString UIColor pairs NSMutableAttributedString..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c indicates that's the pattern they expect you to follow. No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though using the 2.0 dot access to properties does make it more possible...
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application messageID 8304744 http forums.macrumors.com showthread.php t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line text. I've also found posts that say straight out that it's not possible but without justification so I'm looking for a definitive..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting You can find it in the OmniUI framework. However this implementation is far from perfect. at least it was when I last checked a few months ago . They tried hard but still didn't manage to get to Apples perfection in user interaction. Apple must have invested at least a few man years into doing only the UI interaction with..
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie markAsFinished videoWriter endSessionAtSourceTime 因 videoWriter finishWriting You 耱l still have to fill in a lot of blanks but I think that the only really hard remaining part is getting a pixel buffer from a CGImage CVPixelBufferRef newPixelBufferFromCGImage CGImageRef image NSDictionary options NSDictionary dictionaryWithObjectsAndKeys..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file use IB to specify coordinates fonts images etc. and write code to render various elements e.g. UILabel UIImageView etc. in a generic way so you don't have to hard code everything. I used this approach and it worked out great for my needs. Again this may or may not make sense for your situation depending on the formatting..
iPhone get SSID without private library http://stackoverflow.com/questions/5198716/iphone-get-ssid-without-private-library commercial app that has a completely legitimate reason to see the SSID of the network it is connected to If it is connected to a Adhoc network for a 3rd party hardware device it needs to be functioning in a different manner than if it is connected to the internet. Everything I've seen about getting the SSID tells me I have.. which I understand is a private library. I also read that if I use a private library Apple will not approve the app. Am I stuck between an Apple and a hard place or is there something I'm missing here iphone xcode share improve this question On iOS 4.1 you can do this #import SystemConfiguration CaptiveNetwork.h..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes Model Version 1 It's the model you get when you create a project with the navigation based app with core data storage template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There we go 2.000 events with an NSDate value. Now we add a second..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c indicates that's the pattern they expect you to follow. No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though using the 2.0 dot access to properties does make it more possible...
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown NSSelectorFromString @ someMethod IMP imp _controller methodForSelector selector void func id SEL void imp func _controller selector Or more tersely though hard to read SEL selector NSSelectorFromString @ someMethod void id SEL _controller methodForSelector selector _controller selector Explanation What's going on here..
GCD, Threads, Program Flow and UI Updating http://stackoverflow.com/questions/7290931/gcd-threads-program-flow-and-ui-updating Threads Program Flow and UI Updating I'm having a hard time figuring out how to put this all together. I have a puzzle solving app on the mac. You enter the puzzle press a button and while it's trying to find the number..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone bar charts I believe axis labels including aribrarty rotations and fills and backgrounds for graphs. I'm not sure about stacked bar charts but it wouldn't be hard to add to the CPBarPlot class that implements bar charts. As for annotations there is a CPAnotation class which you could subclass to add your annotations if there..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone WCF Web Service using Objective C on iPhone I am having a hard time consuming a very simple Hello World WCF web service in my iPhone app. From what I have read you must manually create the request message then send it to the..
http://stackoverflow.com/questions/1166444/mkmapview-zoom-and-region using Google Maps Javascript API. Recently I started using MapKit framework for an iphone project but I'm having a hard time to figure out zooming and setting a region on map. In Google Maps API I used to use integer zoom levels like 8 9 10..
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate] http://stackoverflow.com/questions/12396545/ios-6-apps-how-to-deal-with-iphone-5-screen-size Auto Layout. It removes all fixed layout handling and instead uses constraints to lay things out. Nothing will be hard coded and your life will become a lot simpler. However if you have to support older iOS's then it really depends on your..
How to detect iPhone 5 (widescreen devices)? http://stackoverflow.com/questions/12446990/how-to-detect-iphone-5-widescreen-devices sizes. Use the auto resizing capabilities of iOS so your views can adjust and adapt any screen size. That's not very hard read some documentation about that. It will save you a lot of time. iOS 6 also offers new features about this but this is..
How to convert NSArray to NSData? http://stackoverflow.com/questions/1286212/how-to-convert-nsarray-to-nsdata objects then that means you need to read up on Encoding and Decoding Objects . Note that this will create a fairly hard to read property list format but can handle a very wide range of objects. If you have a very simple array strings for instance..
JSON and Core Data on the iPhone http://stackoverflow.com/questions/2362323/json-and-core-data-on-the-iphone personally like TouchJSON but several others out there are quite nice as well. The complicated part although not very hard is to convert your managed objects into suitable structures for the conversion. I wrote this real quick so it may have an..
This class is not key value coding-compliant for the key http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key
Install xCode 3.2.3 w/ iPhone SDK 4, get “Base SDK missing”, can't see other SDKs http://stackoverflow.com/questions/3161385/install-xcode-3-2-3-w-iphone-sdk-4-get-base-sdk-missing-cant-see-other-sdk put only one version in Developer. You can use the old Xcode to test your app's compliance vs. a 3.x SDK moving the hard work to a fancy compiler and simulator. But you can no longer use the products of the previous SDKs to submit to the app..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring how would you do it Edit Remember @ first @ second and @ third will be replaced by other strings at any time. So using hardcoded NSRange values won't work. iphone ipad ios4 nsattributedstring share improve this question When building attributed.. value UIColor blueColor range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously you're not going to hard code in the ranges like this. Perhaps instead you could do something like NSDictionary wordToColorMapping .... an NSDictionary..
Prefixing property names with an underscore in Objective C [duplicate] http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c expect you to follow. No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though using the 2.0 dot..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application showthread.php t 569311 but these would require me to render each glyph myself which is a bit too much like hard work especially for multi line text. I've also found posts that say straight out that it's not possible but without justification..
UITextView with Syntax Highlighting [duplicate] http://stackoverflow.com/questions/3642540/uitextview-with-syntax-highlighting However this implementation is far from perfect. at least it was when I last checked a few months ago . They tried hard but still didn't manage to get to Apples perfection in user interaction. Apple must have invested at least a few man years..
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie 因 videoWriter finishWriting You 耱l still have to fill in a lot of blanks but I think that the only really hard remaining part is getting a pixel buffer from a CGImage CVPixelBufferRef newPixelBufferFromCGImage CGImageRef image NSDictionary..
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file etc. and write code to render various elements e.g. UILabel UIImageView etc. in a generic way so you don't have to hard code everything. I used this approach and it worked out great for my needs. Again this may or may not make sense for your..
iPhone get SSID without private library http://stackoverflow.com/questions/5198716/iphone-get-ssid-without-private-library reason to see the SSID of the network it is connected to If it is connected to a Adhoc network for a 3rd party hardware device it needs to be functioning in a different manner than if it is connected to the internet. Everything I've seen.. library. I also read that if I use a private library Apple will not approve the app. Am I stuck between an Apple and a hard place or is there something I'm missing here iphone xcode share improve this question On iOS 4.1 you can do this #import..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes when you create a project with the navigation based app with core data storage template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There we go 2.000 events..
Property vs instance variable in Objective-C [duplicate] http://stackoverflow.com/questions/6146244/property-vs-instance-variable-in-objective-c expect you to follow. No matter what since objects still have to send messages to themselves to access properties it's hard to confuse when you're accessing a property or when you're accessing its backing ivar directly though using the 2.0 dot..
performSelector may cause a leak because its selector is unknown http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown imp _controller methodForSelector selector void func id SEL void imp func _controller selector Or more tersely though hard to read SEL selector NSSelectorFromString @ someMethod void id SEL _controller methodForSelector selector _controller selector..
GCD, Threads, Program Flow and UI Updating http://stackoverflow.com/questions/7290931/gcd-threads-program-flow-and-ui-updating Threads Program Flow and UI Updating I'm having a hard time figuring out how to put this all together. I have a puzzle solving app on the mac. You enter the puzzle press a button..
Is there a good charting library for iPhone? [closed] http://stackoverflow.com/questions/769749/is-there-a-good-charting-library-for-iphone aribrarty rotations and fills and backgrounds for graphs. I'm not sure about stacked bar charts but it wouldn't be hard to add to the CPBarPlot class that implements bar charts. As for annotations there is a CPAnotation class which you could..
Consume WCF Web Service using Objective-C on iPhone http://stackoverflow.com/questions/982622/consume-wcf-web-service-using-objective-c-on-iphone WCF Web Service using Objective C on iPhone I am having a hard time consuming a very simple Hello World WCF web service in my iPhone app. From what I have read you must manually create..
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