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2014/10/15 ¤U¤È 10:12:28
iphone Programming Glossary: parameterhttp://stackoverflow.com/questions/1424608/nsurlconnection-timeout timeoutInterval method. You can pass in the default NSURLRequestUseProtocolCachePolicy cachePolicy parameter if you don't want to worry about that part. The timeout is a floating point value in seconds as are..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention to separate out class variables and as another responder noted to avoid conflict with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix.. that why not name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal.. from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better reason if you use refactor in XCode on an internal class var..
How to intercept click on link in UITextView? http://stackoverflow.com/questions/2543967/how-to-intercept-click-on-link-in-uitextview your app there is usually this line int retVal UIApplicationMain argc argv nil nil The third parameter is the class name for your application. So replacing this line for int retVal UIApplicationMain argc..
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 application and try to link a UISomething to an IBOutlet I get the same error. Is there a global parameter that can generate the error I've encountered Editor's note The project that used to be here is now a..
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:? http://stackoverflow.com/questions/4139219/how-do-you-trigger-a-block-after-a-delay-like-performselectorwithobjectafter delay like performSelector withObject afterDelay Is there a way to call a block with a primitive parameter after a delay like using performSelector withObject afterDelay but with an argument like int double.. this question I think you're looking for dispatch_after . It requires your block to accept no parameters but you can just let the block capture those variables from your local scope instead. int parameter1.. but you can just let the block capture those variables from your local scope instead. int parameter1 12 float parameter2 144.1 Delay execution of my block for 10 seconds. dispatch_after dispatch_time..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding.. stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding.. body appendData NSString stringWithFormat @ Content Disposition form data name parameter1 r n r n dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithString param1 dataUsingEncoding..
UILocalNotification Repeat Interval for Custom Alarm (sun, mon, tue, wed, thu, fri, sat) http://stackoverflow.com/questions/6966365/uilocalnotification-repeat-interval-for-custom-alarm-sun-mon-tue-wed-thu-f . This has been asked before see below but only limited options are provided. The repeatInterval parameter is an enum type and it limited to specific values . You cannot multiply those enumerations and get multiples..
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 withObject and you could run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably.. problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and.. consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are ways to work around this..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called setFrame intelligently calls layoutSubviews on the view having it ™s frame set only if the size parameter of the frame is different scrolling a UIScrollView causes layoutSubviews to be called on the scrollView..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme @ prefs root General But cannot seem to route directly to the Restrictions path via the path parameter UIApplication sharedApplication openURL NSURL URLWithString @ prefs root General path Restrictions Has..
http://stackoverflow.com/questions/1424608/nsurlconnection-timeout this is to construct it via the requestWithURL cachePolicy timeoutInterval method. You can pass in the default NSURLRequestUseProtocolCachePolicy cachePolicy parameter if you don't want to worry about that part. The timeout is a floating point value in seconds as are basically all time intervals in the iPhone SDK. Also make sure..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention not consensus on this. Some people like to use it for clarity to separate out class variables and as another responder noted to avoid conflict with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix and have two strong reasons 1 Some people think the _ is a good.. a setter getter property and thus they are ALL private given that why not name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better reason if you use refactor in.. easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better reason if you use refactor in XCode on an internal class var that is named the same as the property used to access it the..
How to intercept click on link in UITextView? http://stackoverflow.com/questions/2543967/how-to-intercept-click-on-link-in-uitextview file main.m in your project. In this small file that bootstraps your app there is usually this line int retVal UIApplicationMain argc argv nil nil The third parameter is the class name for your application. So replacing this line for int retVal UIApplicationMain argc argv @ MyApplication nil This did the trick for me. share..
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 what is wrong here One more thing every time I create a new application and try to link a UISomething to an IBOutlet I get the same error. Is there a global parameter that can generate the error I've encountered Editor's note The project that used to be here is now a broken link. iphone ios share improve this question I..
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:? http://stackoverflow.com/questions/4139219/how-do-you-trigger-a-block-after-a-delay-like-performselectorwithobjectafter do you trigger a block after a delay like performSelector withObject afterDelay Is there a way to call a block with a primitive parameter after a delay like using performSelector withObject afterDelay but with an argument like int double float iphone objective c objective c blocks grand central dispatch.. c objective c blocks grand central dispatch share improve this question I think you're looking for dispatch_after . It requires your block to accept no parameters but you can just let the block capture those variables from your local scope instead. int parameter1 12 float parameter2 144.1 Delay execution of my block for.. for dispatch_after . It requires your block to accept no parameters but you can just let the block capture those variables from your local scope instead. int parameter1 12 float parameter2 144.1 Delay execution of my block for 10 seconds. dispatch_after dispatch_time DISPATCH_TIME_NOW 10 NSEC_PER_SEC dispatch_get_main_queue ^..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post NSUTF8StringEncoding body appendData NSData dataWithData imageData body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithFormat.. NSData dataWithData imageData body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithFormat @ Content Disposition.. stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithFormat @ Content Disposition form data name parameter1 r n r n dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithString param1 dataUsingEncoding NSUTF8StringEncoding body appendData NSString..
UILocalNotification Repeat Interval for Custom Alarm (sun, mon, tue, wed, thu, fri, sat) http://stackoverflow.com/questions/6966365/uilocalnotification-repeat-interval-for-custom-alarm-sun-mon-tue-wed-thu-f cannot set custom repeat intervals with UILocalNotification . This has been asked before see below but only limited options are provided. The repeatInterval parameter is an enum type and it limited to specific values . You cannot multiply those enumerations and get multiples of those intervals. You cannot have more than 64 local..
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 that this is the same warning will occur with performSelector withObject and you could run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are.. performSelector withObject and you could run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are ways to work around this with bridged casting.. run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are ways to work around this with bridged casting but really it'd be better to simply use..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called added to target view and all the subviews of the target view setFrame intelligently calls layoutSubviews on the view having it ™s frame set only if the size parameter of the frame is different scrolling a UIScrollView causes layoutSubviews to be called on the scrollView and it ™s superview rotating a device only calls layoutSubview..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme UIApplication sharedApplication openURL NSURL URLWithString @ prefs root General But cannot seem to route directly to the Restrictions path via the path parameter UIApplication sharedApplication openURL NSURL URLWithString @ prefs root General path Restrictions Has anyone found documentation on this or been able to make this..
http://stackoverflow.com/questions/1424608/nsurlconnection-timeout cachePolicy timeoutInterval method. You can pass in the default NSURLRequestUseProtocolCachePolicy cachePolicy parameter if you don't want to worry about that part. The timeout is a floating point value in seconds as are basically all time intervals..
Get the password from the webservices url and access through that password http://stackoverflow.com/questions/15377212/get-the-password-from-the-webservices-url-and-access-through-that-password stringWithFormat @ http my example.com Accountservice Security ValidateAccess accesscode abcd type 1 You can not pass parameter with URL in POST method such like .... accesscode abcd type 1 You can use the following code snippet as described in this..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention to use it for clarity to separate out class variables and as another responder noted to avoid conflict with incoming parameter names. Even in Apple sample code the use is mixed. However I greatly prefer to not use the _ prefix and have two strong.. are ALL private given that why not name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2.. Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better reason if you use refactor in XCode on an internal class var that is named the same..
How to intercept click on link in UITextView? http://stackoverflow.com/questions/2543967/how-to-intercept-click-on-link-in-uitextview file that bootstraps your app there is usually this line int retVal UIApplicationMain argc argv nil nil The third parameter is the class name for your application. So replacing this line for int retVal UIApplicationMain argc argv @ MyApplication..
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 time I create a new application and try to link a UISomething to an IBOutlet I get the same error. Is there a global parameter that can generate the error I've encountered Editor's note The project that used to be here is now a broken link. iphone..
What are block-based animation methods in iPhone OS 4.0? http://stackoverflow.com/questions/3126833/what-are-block-based-animation-methods-in-iphone-os-4-0 where you programmatically change any animatable properties of the views in your view hierarchy. This block takes no parameters and has no return value. This parameter must not be NULL. Block objects are part of Concurrent Programming share improve..
Behaviour for significant change location API when terminated/suspended? http://stackoverflow.com/questions/3421242/behaviour-for-significant-change-location-api-when-terminated-suspended from applicationWillTerminate you will get woken up with a UIApplicationLaunchOptionsLocationKey parameter to application didFinishLaunchingWithOptions . At that point you create your CLLocationManager call startMonitoringSignificantLocationChanges..
What does this ^ syntax mean in Objective-C? http://stackoverflow.com/questions/3499186/what-does-this-syntax-mean-in-objective-c mean in Objective C In iPhone SDK 4.0 UIApplication has a new method setKeepAliveTimeout that requires a second parameter of type 'void ^ void '. BOOL setKeepAliveTimeout NSTimeInterval timeout handler void ^ void keepAliveHandler What exactly..
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:? http://stackoverflow.com/questions/4139219/how-do-you-trigger-a-block-after-a-delay-like-performselectorwithobjectafter a block after a delay like performSelector withObject afterDelay Is there a way to call a block with a primitive parameter after a delay like using performSelector withObject afterDelay but with an argument like int double float iphone objective.. share improve this question I think you're looking for dispatch_after . It requires your block to accept no parameters but you can just let the block capture those variables from your local scope instead. int parameter1 12 float parameter2.. to accept no parameters but you can just let the block capture those variables from your local scope instead. int parameter1 12 float parameter2 144.1 Delay execution of my block for 10 seconds. dispatch_after dispatch_time DISPATCH_TIME_NOW 10..
Can the UI Automation instrument be run from the command line? http://stackoverflow.com/questions/4191945/can-the-ui-automation-instrument-be-run-from-the-command-line e UIASCRIPT path_to_script.js e UIARESULTSPATH output_results_path There a few important things to note though the w parameter is not required unless you want to run the scripts on your device. If you want to run your scripts on the simulator simply.. unless you want to run the scripts on your device. If you want to run your scripts on the simulator simply omit this parameter from the command. full_path_to_application is the path to your .app file that is created by your simulator. For me the path..
Grand Central Dispatch (GCD) vs. performSelector - need a better explanation http://stackoverflow.com/questions/5225130/grand-central-dispatch-gcd-vs-performselector-need-a-better-explanation loop at the start of the next run loop iteration. The timer is configured to run in the modes specified by the modes parameter. When the timer fires the thread attempts to dequeue the message from the run loop and perform the selector. It succeeds..
Objective C: How to upload image and text using HTTP POST? http://stackoverflow.com/questions/5422028/objective-c-how-to-upload-image-and-text-using-http-post dataWithData imageData body appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding.. appendData NSString stringWithString @ r n dataUsingEncoding NSUTF8StringEncoding Text parameter1 NSString param1 @ parameter text body appendData NSString stringWithFormat @ @ r n boundary dataUsingEncoding NSUTF8StringEncoding body appendData NSString.. dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithFormat @ Content Disposition form data name parameter1 r n r n dataUsingEncoding NSUTF8StringEncoding body appendData NSString stringWithString param1 dataUsingEncoding NSUTF8StringEncoding..
UILocalNotification Repeat Interval for Custom Alarm (sun, mon, tue, wed, thu, fri, sat) http://stackoverflow.com/questions/6966365/uilocalnotification-repeat-interval-for-custom-alarm-sun-mon-tue-wed-thu-f UILocalNotification . This has been asked before see below but only limited options are provided. The repeatInterval parameter is an enum type and it limited to specific values . You cannot multiply those enumerations and get multiples of those intervals...
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 with performSelector withObject and you could run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send.. run into similar problems with not declaring how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are ways.. how that method consumes parameters. ARC allows for declaring consumed parameters and if the method consumes the parameter you'll probably eventually send a message to a zombie and crash. There are ways to work around this with bridged casting..
When is layoutSubviews called? http://stackoverflow.com/questions/728372/when-is-layoutsubviews-called of the target view setFrame intelligently calls layoutSubviews on the view having it ™s frame set only if the size parameter of the frame is different scrolling a UIScrollView causes layoutSubviews to be called on the scrollView and it ™s superview..
iOS Launching Settings -> Restrictions URL Scheme http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme NSURL URLWithString @ prefs root General But cannot seem to route directly to the Restrictions path via the path parameter UIApplication sharedApplication openURL NSURL URLWithString @ prefs root General path Restrictions Has anyone found documentation..
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