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2014/10/15 ¤U¤È 10:12:16
iphone Programming Glossary: obtainRetrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage a pixel alpha value for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and.. for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and created a RGBA byte array from this. Alpha is premultiplied...
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew You may need to perform a transpose due to convention of using row or column vectors. To obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use..
Subclass UIButton to add a property http://stackoverflow.com/questions/5500327/subclass-uibutton-to-add-a-property MyButton buttonWithType UIButtonTypeRoundedRect btn.property SomeDataForTheProperty From where i obtain this error UIRoundedRectButton setProperty unrecognized selector sent to instance 0x593e920 Thus from.. setProperty unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is.. ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is init the unique solution Thank you iphone objective c ios uibutton share improve..
What are all the custom URL schemes supported by the Facebook iPhone app? http://stackoverflow.com/questions/5707722/what-are-all-the-custom-url-schemes-supported-by-the-facebook-iphone-app info on the commands that can be sent to the Facebook app. The following information I was able to obtain from http wiki.akosma.com IPhone_URL_Schemes fb profile Open Facebook app to the user ™s profile fb friends..
iPhone/iPad/OSX: How to get my IP address programmatically? http://stackoverflow.com/questions/7072989/iphone-ipad-osx-how-to-get-my-ip-address-programmatically iPad OSX How to get my IP address programmatically I would like to obtain my iPad's IP address programmatically. How can I query the networking subsystem to find out what my..
Retrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage a pixel alpha value for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and created a RGBA byte array from this. Alpha is premultiplied... a pixel alpha value for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and created a RGBA byte array from this. Alpha is premultiplied. CGImageRef image uiImage.CGImage NSUInteger width CGImageGetWidth..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew elements instead of relying on the CATransform3DMake functions. You may need to perform a transpose due to convention of using row or column vectors. To obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you may need a transpose function compute_transform_matrix..
Subclass UIButton to add a property http://stackoverflow.com/questions/5500327/subclass-uibutton-to-add-a-property @end And here how i use the class MyButton btn MytButton MyButton buttonWithType UIButtonTypeRoundedRect btn.property SomeDataForTheProperty From where i obtain this error UIRoundedRectButton setProperty unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton.. From where i obtain this error UIRoundedRectButton setProperty unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is init the unique solution Thank you iphone objective c ios.. unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is init the unique solution Thank you iphone objective c ios uibutton share improve this question Try using a category with Associative References..
What are all the custom URL schemes supported by the Facebook iPhone app? http://stackoverflow.com/questions/5707722/what-are-all-the-custom-url-schemes-supported-by-the-facebook-iphone-app and then cancel. My question is does anyone have any more info on the commands that can be sent to the Facebook app. The following information I was able to obtain from http wiki.akosma.com IPhone_URL_Schemes fb profile Open Facebook app to the user ™s profile fb friends Open Facebook app to the friends list fb notifications..
iPhone/iPad/OSX: How to get my IP address programmatically? http://stackoverflow.com/questions/7072989/iphone-ipad-osx-how-to-get-my-ip-address-programmatically iPad OSX How to get my IP address programmatically I would like to obtain my iPad's IP address programmatically. How can I query the networking subsystem to find out what my IPv4 and IPv6 addresses are Thanks. PS Can I disable IPv6 somehow..
Retrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage a pixel alpha value for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and created a RGBA byte.. a pixel alpha value for a UIImage I am currently trying to obtain the alpha value of a pixel in a UIImageView. I have obtained the CGImage from UIImageView image and created a RGBA byte array from this. Alpha is premultiplied. CGImageRef image uiImage.CGImage..
http://stackoverflow.com/questions/1656124/mpmediaitems-raw-song-data raw data. Any ideas iphone iphone sdk 3.0 mpmediapickercontroller mpmediaitem share improve this question you can obtain the media item's data in such way void mediaItemToData Implement in your project the media item picker MPMediaItem curItem..
XCode 5 Crashes on AppStore Validation http://stackoverflow.com/questions/18913964/xcode-5-crashes-on-appstore-validation my certificates. Your certificate must be listed here with a private key in the sub list otherwise you will need to obtain a new certificate. Enter a name and Done. In XCode Preferences Cmd select the Accounts tab and then click View Details.....
http://stackoverflow.com/questions/1934187/oauth-secrets-in-mobile-apps secrets in mobile apps When using the OAuth protocol you need a secret string obtained from the service you want to delegate to. If you are doing this in a web app you can simply store the secret in your data.. the URL in the app. I don't believe using https is any help. The only workable solution I can come up with is to first obtain the Access Token as normal preferably using a web view inside the app and then route all further communication through our..
How to search MKMapView with UISearchBar? http://stackoverflow.com/questions/2281798/how-to-search-mkmapview-with-uisearchbar not be a hard thing to do but I'm really clueless about how to input a Street Address in the search bar and then obtaining coordinates for that address or something that can help me to actually move the map and center in that place. I mean.. but for several reasons I chose to go with JSON. So here are the steps to perform a JSON query to Google Maps and obtain the coordinate of the query. Note that not all the correct validations are done this is only a Proof of concept. 1 Download.. servers NSString jsonString NSString alloc initWithData data encoding NSUTF8StringEncoding JSON Framework magic to obtain a dictionary from the jsonString. NSDictionary results jsonString JSONValue Now we need to obtain our coordinates NSArray..
iPhone image stretching (skew) http://stackoverflow.com/questions/2351586/iphone-image-stretching-skew CATransform3DMake functions. You may need to perform a transpose due to convention of using row or column vectors. To obtain the transform to convert a rectangle X Y W H to any quadrilateral x1a y1a x2a y2a x3a y3a x4a y4a use this function you..
Figure out UIBarButtonItem frame in window? http://stackoverflow.com/questions/2994354/figure-out-uibarbuttonitem-frame-in-window a selector of the form void buttonClicked UIBarButtonItem sender event UIEvent event note the event argument you can obtain the position of touch with event.allTouches anyObject locationInView theWindow or the button view with event.allTouches..
Can the iPhone SDK obtain the Wi-Fi SSID currently connected to? http://stackoverflow.com/questions/339089/can-the-iphone-sdk-obtain-the-wi-fi-ssid-currently-connected-to the iPhone SDK obtain the Wi Fi SSID currently connected to In the iPhone SDK I don't see the same SCDynamicStore used on Mac OS X to get the..
Passing parameters to addTarget:action:forControlEvents http://stackoverflow.com/questions/3988485/passing-parameters-to-addtargetactionforcontrolevents can do the following set a tag property to each button equal to required index in switchToNewsDetails method you can obtain that index and open appropriate deatails void switchToNewsDetails UIButton sender self openDetails sender.tag Or place opening..
http://stackoverflow.com/questions/459833/which-open-source-licenses-are-compatible-with-the-apples-iphone-and-its-offici between Pay for Development and the LGPL Application Stores that require users to pay to enter the program and obtain key certificates provisioning profiles and tools to deploy to the device are in direct contradiction with the LGPL. The..
Obtaining Specific ABSource from ABAddressBook in iOS 4+ http://stackoverflow.com/questions/4679641/obtaining-specific-absource-from-abaddressbook-in-ios-4 Specific ABSource from ABAddressBook in iOS 4 Does anyone have an example of how to obtain a specific ABSource from the ABAddressBook in iOS 4 iphone ios4 abaddressbook share improve this question iOS 4 provides.. know anything about groups. http flavors.me volonbolon#1a5 tumblr Attached are functions that leverage the new API to obtain sources of specific types which may be used in calls to ABGroupCreateInSource . #define CFRELEASE_AND_NIL x CFRelease x..
Is it good practice to use AppDelegate for data manipulation and Handling? http://stackoverflow.com/questions/5155437/is-it-good-practice-to-use-appdelegate-for-data-manipulation-and-handling
Subclass UIButton to add a property http://stackoverflow.com/questions/5500327/subclass-uibutton-to-add-a-property btn MytButton MyButton buttonWithType UIButtonTypeRoundedRect btn.property SomeDataForTheProperty From where i obtain this error UIRoundedRectButton setProperty unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain.. this error UIRoundedRectButton setProperty unrecognized selector sent to instance 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is init the unique solution.. 0x593e920 Thus from ButtonWithType i obtain a UIRoundedRectButton and Mybutton can't cast it... What i have to do to obtain a MyButton object is init the unique solution Thank you iphone objective c ios uibutton share improve this question ..
What are all the custom URL schemes supported by the Facebook iPhone app? http://stackoverflow.com/questions/5707722/what-are-all-the-custom-url-schemes-supported-by-the-facebook-iphone-app have any more info on the commands that can be sent to the Facebook app. The following information I was able to obtain from http wiki.akosma.com IPhone_URL_Schemes fb profile Open Facebook app to the user ™s profile fb friends Open Facebook..
iPhone/iPad/OSX: How to get my IP address programmatically? http://stackoverflow.com/questions/7072989/iphone-ipad-osx-how-to-get-my-ip-address-programmatically iPad OSX How to get my IP address programmatically I would like to obtain my iPad's IP address programmatically. How can I query the networking subsystem to find out what my IPv4 and IPv6 addresses..
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