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2014/10/15 ¤U¤È 10:11:57
iphone Programming Glossary: necessaryHow do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell on demand since the cell supports text and image access so it doesn't create the data view until necessary so if I do something like this cell.text @ create the label UILabel label UILabel cell.contentView subviews..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom will still appear zoomed in but the scroll view will be able to continue zooming in further as necessary. Google Maps takes this one step further where it lazy loads more detailed views as the user zooms you..
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance The process has changed as of Summer 2010 and you probably need an ERN now not a CCATS as was necessary at the time John wrote his answer. See Apple iTunes export restrictions on apps . The iTunes connect..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux it possible to develop iPhone apps using Linux If yes what do I need and where do I download the necessary tools iphone ios linux share improve this question To provide a differing response I'm running..
Property Declaration and Automatic Backing Storage Allocation http://stackoverflow.com/questions/3238009/property-declaration-and-automatic-backing-storage-allocation but older ones don't. So while both code examples will work on actually iPhones synthesizing the necessary storage the second example will fail to compile for the simulator unless you have an up to date Xcode...
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to force the size of the view on every view and the specific bad problem of landscape only working the..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now smashing your ipops on the floor scanning Stackoverflow for hours screaming at the kids more than necessary about the dangers of crossing the street etc etc. What to do Footnotes ipop i Pad Or Phone Solution..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c count is 0 object is freed Now for autorelease . Autorelease is used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when..
Need to find Distance using Gyro+Accelerometer http://stackoverflow.com/questions/6647314/need-to-find-distance-using-gyroaccelerometer ... n 1 dt. To find the total displacement you just do dl sqrt dx dx dy dy dz dz Gyroscope is not necessary for this but if you are measuring linear distances you can use the gyroscope reading to control that..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013 this isn't necessary any more except if you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always..
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 now. Suppression In trying to think of a situation where suppression of this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where.. up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation..
Property vs. instance variable http://stackoverflow.com/questions/719788/property-vs-instance-variable should almost always be used instead of direct access. @interface APerson NSObject NSString _name necessary for legacy runtime @property readwrite NSString name @end @implementation APerson @synthesize name ..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert
How do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell doesn't work. I've figured out that the label is created on demand since the cell supports text and image access so it doesn't create the data view until necessary so if I do something like this cell.text @ create the label UILabel label UILabel cell.contentView subviews objectAtIndex 0 then I get a valid label but setting..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom then reset the scroll view's zoom factor to 1.0. The image will still appear zoomed in but the scroll view will be able to continue zooming in further as necessary. Google Maps takes this one step further where it lazy loads more detailed views as the user zooms you may or may not choose to implement this. share improve..
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance this question For other people coming to find this answer The process has changed as of Summer 2010 and you probably need an ERN now not a CCATS as was necessary at the time John wrote his answer. See Apple iTunes export restrictions on apps . The iTunes connect faq also contains a lot of useful information on export compliance...
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux get a Mac if you want to develop iPhone apps. Is this true Is it possible to develop iPhone apps using Linux If yes what do I need and where do I download the necessary tools iphone ios linux share improve this question To provide a differing response I'm running OS X and Xcode on a virtualised VMware machine on Linux. CPU..
Property Declaration and Automatic Backing Storage Allocation http://stackoverflow.com/questions/3238009/property-declaration-and-automatic-backing-storage-allocation
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode is a FULL TEST PROJECT you can download that shows it working correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to force the size of the view on every view and the specific bad problem of landscape only working the first time has been resolved. As you can see in the demo..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now ^ £@ @ view to be refreshed at point 5. This can lead to you smashing your ipops on the floor scanning Stackoverflow for hours screaming at the kids more than necessary about the dangers of crossing the street etc etc. What to do Footnotes ipop i Pad Or Phone Solution to the original question................................................
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c init s release Ref count is back to 1 s release Ref count is 0 object is freed Now for autorelease . Autorelease is used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when autorelease is called the current thread's NSAutoreleasePool..
Need to find Distance using Gyro+Accelerometer http://stackoverflow.com/questions/6647314/need-to-find-distance-using-gyroaccelerometer from start to end of measurement at times 0 dt 2 dt 3 dt ... n 1 dt. To find the total displacement you just do dl sqrt dx dx dy dy dz dz Gyroscope is not necessary for this but if you are measuring linear distances you can use the gyroscope reading to control that rotation of the device was not too large. If rotation was too..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now hash will always create the same result every time even across reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013 this isn't necessary any more except if you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always returns a fixed value when querying the MAC to specifically..
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 so ago by looking at the source but don't have a reference right now. Suppression In trying to think of a situation where suppression of this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle.. this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to handle this as well but doing so requires a lot more typing..
Property vs. instance variable http://stackoverflow.com/questions/719788/property-vs-instance-variable Properties are just setters and getters for ivars and should almost always be used instead of direct access. @interface APerson NSObject NSString _name necessary for legacy runtime @property readwrite NSString name @end @implementation APerson @synthesize name use name _name for legacy runtime @end @synthesize creates in..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert
How do I wrap text in a UITableViewCell without a custom cell http://stackoverflow.com/questions/129502/how-do-i-wrap-text-in-a-uitableviewcell-without-a-custom-cell the label is created on demand since the cell supports text and image access so it doesn't create the data view until necessary so if I do something like this cell.text @ create the label UILabel label UILabel cell.contentView subviews objectAtIndex..
UIScrollView. Any thoughts on implementing “infinite” scroll/zoom? http://stackoverflow.com/questions/1493950/uiscrollview-any-thoughts-on-implementing-infinite-scroll-zoom to 1.0. The image will still appear zoomed in but the scroll view will be able to continue zooming in further as necessary. Google Maps takes this one step further where it lazy loads more detailed views as the user zooms you may or may not choose..
Comparing two NSDates and ignoring the time component http://stackoverflow.com/questions/1854890/comparing-two-nsdates-and-ignoring-the-time-component
Using SSL in an iPhone App - Export Compliance http://stackoverflow.com/questions/2128927/using-ssl-in-an-iphone-app-export-compliance to find this answer The process has changed as of Summer 2010 and you probably need an ERN now not a CCATS as was necessary at the time John wrote his answer. See Apple iTunes export restrictions on apps . The iTunes connect faq also contains a..
Starting iPhone app development in Linux? http://stackoverflow.com/questions/276907/starting-iphone-app-development-in-linux apps. Is this true Is it possible to develop iPhone apps using Linux If yes what do I need and where do I download the necessary tools iphone ios linux share improve this question To provide a differing response I'm running OS X and Xcode on a..
Property Declaration and Automatic Backing Storage Allocation http://stackoverflow.com/questions/3238009/property-declaration-and-automatic-backing-storage-allocation the modern runtime but older ones don't. So while both code examples will work on actually iPhones synthesizing the necessary storage the second example will fail to compile for the simulator unless you have an up to date Xcode. share improve this..
http://stackoverflow.com/questions/402/iphone-app-in-landscape-mode that shows it working correctly in a Landscape only iPad app. LandscapeOnlyProblemTest It would appear it is NO longer necessary to force the size of the view on every view and the specific bad problem of landscape only working the first time has been..
http://stackoverflow.com/questions/4194394/client-server-gksessions must be done in ordinary client server paradigm . It would be staggeringly difficult to use P2P mode. Thus it's necessary as a first step to know how to not use the P2P system in GK that is explained above in length. If you DO want to use the..
How do I reset after a UIScrollView zoom? http://stackoverflow.com/questions/448285/how-do-i-reset-after-a-uiscrollview-zoom
Is there a way to make drawRect work right NOW? http://stackoverflow.com/questions/4739748/is-there-a-way-to-make-drawrect-work-right-now This can lead to you smashing your ipops on the floor scanning Stackoverflow for hours screaming at the kids more than necessary about the dangers of crossing the street etc etc. What to do Footnotes ipop i Pad Or Phone Solution to the original question................................................
Save Youtube video to iPhone in the app http://stackoverflow.com/questions/5087249/save-youtube-video-to-iphone-in-the-app didReceiveData delegate method write the data to the output stream file handle and update the progress bar as necessary. In connectionDidFinishLoading or connection didFailWithError close the output stream file handle and rename or delete the..
Difference between protocol and delegates? http://stackoverflow.com/questions/5431413/difference-between-protocol-and-delegates language feature of protocols. The delegation design pattern is a way of designing your code to use protocols where necessary. In the Cocoa frameworks the delegate design pattern is used to specify an instance of a class which conforms to a particular.. instance for another all the programmer has to do is ensure that the replacement instance or class conforms to the necessary protocol i.e. it implements the methods specified in the protocol Protocols and delegates are not restricted only to Objective..
Linking a static library to an iOS project in XCode 4 http://stackoverflow.com/questions/6124523/linking-a-static-library-to-an-ios-project-in-xcode-4 Click the for Link Binary with Libraries and add the library icon that is under the folder Workspace . It may also be necessary to enter a Header Search Path for the headers of the static library project if that is how the headers are linked in the..
Understanding reference counting with Cocoa and Objective-C http://stackoverflow.com/questions/6578/understanding-reference-counting-with-cocoa-and-objective-c 1 s release Ref count is 0 object is freed Now for autorelease . Autorelease is used as a convenient and sometimes necessary way to tell the system to free this object up after a little while. From a plumbing perspective when autorelease is called..
Need to find Distance using Gyro+Accelerometer http://stackoverflow.com/questions/6647314/need-to-find-distance-using-gyroaccelerometer times 0 dt 2 dt 3 dt ... n 1 dt. To find the total displacement you just do dl sqrt dx dx dy dy dz dz Gyroscope is not necessary for this but if you are measuring linear distances you can use the gyroscope reading to control that rotation of the device..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now every time even across reinstalls and apps if the hashing is done in the same way . Anyways nowadays 2013 this isn't necessary any more except if you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always returns a fixed value..
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 have a reference right now. Suppression In trying to think of a situation where suppression of this warning would be necessary and good code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning.. code design I'm coming up blank. Someone please share if they have had an experience where silencing this warning was necessary and the above doesn't handle things properly . More It's possible to build up an NSMethodInvocation to handle this as well..
Property vs. instance variable http://stackoverflow.com/questions/719788/property-vs-instance-variable for ivars and should almost always be used instead of direct access. @interface APerson NSObject NSString _name necessary for legacy runtime @property readwrite NSString name @end @implementation APerson @synthesize name use name _name for legacy..
How to use NSURLConnection to connect with SSL for an untrusted cert? http://stackoverflow.com/questions/933331/how-to-use-nsurlconnection-to-connect-with-ssl-for-an-untrusted-cert
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