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2014/10/15 ¤U¤È 10:13:08
iphone Programming Glossary: rangeUIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs mhjoy stated. The trick part now is getting it to scroll when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create..
How to convert NSArray to NSData? http://stackoverflow.com/questions/1286212/how-to-convert-nsarray-to-nsdata . 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..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring @ firstsecondthird string addAttribute NSForegroundColorAttributeName value UIColor redColor range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange.. range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string addAttribute NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange.. range NSMakeRange 5 6 string addAttribute NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously you're not going to hard code in the..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel NSDictionary dictionaryWithObjectsAndKeys regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string.. regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string text attributes NSMutableAttributedString.. alloc initWithString text attributes attrs attributedText setAttributes subAttrs range range Set it in our UILabel and we are done _label setAttributedText attributedText else iOS5 and below..
iphone/ipad: How exactly use NSAttributedString? http://stackoverflow.com/questions/3786528/iphone-ipad-how-exactly-use-nsattributedstring attributedStringWithString @ Hello World for those calls we don't specify a range so it affects the whole string attrStr setFont UIFont systemFontOfSize 12 attrStr setTextColor UIColor.. UIColor grayColor now we only change the color of Hello attrStr setTextColor UIColor redColor range NSMakeRange 0 5 2 Affect the NSAttributedString to the OHAttributedLabel myAttributedLabel.attributedText..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield delegate method BOOL textField UITextField textField shouldChangeCharactersInRange NSRange range replacementString NSString string NSUInteger newLength textField.text length string length range.length.. range replacementString NSString string NSUInteger newLength textField.text length string length range.length return newLength 25 NO YES Before the text field changes the UITextField asks the delegate if.. at this point so we grab it's current length and the string length we're inserting minus the range length. If this value is too long more than 25 characters in this example return NO to prohibit the..
How to parse a date string into an NSDate object in iOS? http://stackoverflow.com/questions/4999396/how-to-parse-a-date-string-into-an-nsdate-object-in-ios colon dateStr dateStr stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange dateStr length 5 5 self.currentQuestion.lastOnDeck dateFormatter dateFromString dateStr.. self.currentParsedCharacterData stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange self.currentParsedCharacterData length 5 5 Documentation here http developer.apple.com library..
OpenGL Texture Coordinates in Pixel Space http://stackoverflow.com/questions/5879403/opengl-texture-coordinates-in-pixel-space uses OpenGL ES 2 for its drawing. I know that typically texture coordinates are defined in the 0 1 range but ideally I'd like to map them from 0 1023 the size of my TextureAtlas for readability's sake. I've..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c More naive techniques like taking random modulo n introduce a bias towards smaller numbers in the range. static NSUInteger random_below NSUInteger n NSUInteger m 1 Compute smallest power of two greater than..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs to see the other pages of course set clipsToBounds to NO as mhjoy stated. The trick part now is getting it to scroll when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create a UIView subclass i.e. ClipView that will contain the UIScrollView..
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 array strings for instance you may want to use NSPropertyListSerialization which creates a bit simpler property list NSString..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring string NSMutableAttributedString alloc initWithString @ firstsecondthird string addAttribute NSForegroundColorAttributeName value UIColor redColor range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string addAttribute NSForegroundColorAttributeName.. NSForegroundColorAttributeName value UIColor redColor range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string addAttribute NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange 11 5 typed in a browser. caveat implementor Obviously.. NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string addAttribute 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..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel NSForegroundColorAttributeName nil NSDictionary subAttrs NSDictionary dictionaryWithObjectsAndKeys regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string text attributes NSMutableAttributedString attributedText.. nil NSDictionary subAttrs NSDictionary dictionaryWithObjectsAndKeys regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string text attributes NSMutableAttributedString attributedText NSMutableAttributedString.. NSMutableAttributedString attributedText NSMutableAttributedString alloc initWithString text attributes attrs attributedText setAttributes subAttrs range range Set it in our UILabel and we are done _label setAttributedText attributedText else iOS5 and below Here we have some options too. The first one is to do something..
iphone/ipad: How exactly use NSAttributedString? http://stackoverflow.com/questions/3786528/iphone-ipad-how-exactly-use-nsattributedstring the NSAttributedString NSMutableAttributedString attrStr NSMutableAttributedString attributedStringWithString @ Hello World for those calls we don't specify a range so it affects the whole string attrStr setFont UIFont systemFontOfSize 12 attrStr setTextColor UIColor grayColor now we only change the color of Hello attrStr setTextColor.. attrStr setFont UIFont systemFontOfSize 12 attrStr setTextColor UIColor grayColor now we only change the color of Hello attrStr setTextColor UIColor redColor range NSMakeRange 0 5 2 Affect the NSAttributedString to the OHAttributedLabel myAttributedLabel.attributedText attrStr Use the Justified alignment myAttributedLabel.textAlignment..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield by setting the text field's delegate and implementing the following delegate method BOOL textField UITextField textField shouldChangeCharactersInRange NSRange range replacementString NSString string NSUInteger newLength textField.text length string length range.length return newLength 25 NO YES Before the text field changes.. UITextField textField shouldChangeCharactersInRange NSRange range replacementString NSString string NSUInteger newLength textField.text length string length range.length return newLength 25 NO YES Before the text field changes the UITextField asks the delegate if the specified text should be changed. The text field has not.. specified text should be changed. The text field has not changed at this point so we grab it's current length and the string length we're inserting minus the range length. If this value is too long more than 25 characters in this example return NO to prohibit the change. When typing in a single character at the end of a text..
How to parse a date string into an NSDate object in iOS? http://stackoverflow.com/questions/4999396/how-to-parse-a-date-string-into-an-nsdate-object-in-ios self.currentParsedCharacterData we need to strip out the single colon dateStr dateStr stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange dateStr length 5 5 self.currentQuestion.lastOnDeck dateFormatter dateFromString dateStr iphone objective c ios nsdate nsdateformatter share improve.. self.currentQuestion.updated self.dateFormatter dateFromString self.currentParsedCharacterData stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange self.currentParsedCharacterData length 5 5 Documentation here http developer.apple.com library ios #documentation Cocoa Conceptual DataFormatting Articles..
OpenGL Texture Coordinates in Pixel Space http://stackoverflow.com/questions/5879403/opengl-texture-coordinates-in-pixel-space in Pixel Space I'm working on an iPhone app that uses OpenGL ES 2 for its drawing. I know that typically texture coordinates are defined in the 0 1 range but ideally I'd like to map them from 0 1023 the size of my TextureAtlas for readability's sake. I've seen sample code that defines coordinates in this manner but..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c then throws away the random number if it's between n and m. More naive techniques like taking random modulo n introduce a bias towards smaller numbers in the range. static NSUInteger random_below NSUInteger n NSUInteger m 1 Compute smallest power of two greater than n. There's probably a faster solution than this loop but..
UIScrollView horizontal paging like Mobile Safari tabs http://stackoverflow.com/questions/1220354/uiscrollview-horizontal-paging-like-mobile-safari-tabs to NO as mhjoy stated. The trick part now is getting it to scroll when the user starts the drag outside the range of the UIScrollView 's frame. My solution when I had to do this very recently was as follows Create a UIView subclass i.e...
How to convert NSArray to NSData? http://stackoverflow.com/questions/1286212/how-to-convert-nsarray-to-nsdata 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 which creates..
How do you use NSAttributedString? http://stackoverflow.com/questions/3482346/how-do-you-use-nsattributedstring alloc initWithString @ firstsecondthird string addAttribute NSForegroundColorAttributeName value UIColor redColor range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string.. UIColor redColor range NSMakeRange 0 5 string addAttribute NSForegroundColorAttributeName value UIColor greenColor range NSMakeRange 5 6 string addAttribute NSForegroundColorAttributeName value UIColor blueColor range NSMakeRange 11 5 typed.. UIColor greenColor range NSMakeRange 5 6 string addAttribute 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...
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel NSDictionary subAttrs NSDictionary dictionaryWithObjectsAndKeys regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string text attributes.. NSDictionary dictionaryWithObjectsAndKeys regularFont NSFontAttributeName nil const NSRange range NSMakeRange 8 12 range of 2012 10 14 . Ideally this should not be hardcoded Create the attributed string text attributes NSMutableAttributedString.. NSMutableAttributedString alloc initWithString text attributes attrs attributedText setAttributes subAttrs range range Set it in our UILabel and we are done _label setAttributedText attributedText else iOS5 and below Here we have some..
iphone/ipad: How exactly use NSAttributedString? http://stackoverflow.com/questions/3786528/iphone-ipad-how-exactly-use-nsattributedstring attrStr NSMutableAttributedString attributedStringWithString @ Hello World for those calls we don't specify a range so it affects the whole string attrStr setFont UIFont systemFontOfSize 12 attrStr setTextColor UIColor grayColor now we.. 12 attrStr setTextColor UIColor grayColor now we only change the color of Hello attrStr setTextColor UIColor redColor range NSMakeRange 0 5 2 Affect the NSAttributedString to the OHAttributedLabel myAttributedLabel.attributedText attrStr Use the..
Set the maximum character length of a UITextField http://stackoverflow.com/questions/433337/set-the-maximum-character-length-of-a-uitextfield implementing the following delegate method BOOL textField UITextField textField shouldChangeCharactersInRange NSRange range replacementString NSString string NSUInteger newLength textField.text length string length range.length return newLength.. NSRange range replacementString NSString string NSUInteger newLength textField.text length string length range.length return newLength 25 NO YES Before the text field changes the UITextField asks the delegate if the specified text.. field has not changed at this point so we grab it's current length and the string length we're inserting minus the range length. If this value is too long more than 25 characters in this example return NO to prohibit the change. When typing..
How to parse a date string into an NSDate object in iOS? http://stackoverflow.com/questions/4999396/how-to-parse-a-date-string-into-an-nsdate-object-in-ios to strip out the single colon dateStr dateStr stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange dateStr length 5 5 self.currentQuestion.lastOnDeck dateFormatter dateFromString dateStr iphone objective c.. dateFromString self.currentParsedCharacterData stringByReplacingOccurrencesOfString @ withString @ options 0 range NSMakeRange self.currentParsedCharacterData length 5 5 Documentation here http developer.apple.com library ios #documentation..
OpenGL Texture Coordinates in Pixel Space http://stackoverflow.com/questions/5879403/opengl-texture-coordinates-in-pixel-space an iPhone app that uses OpenGL ES 2 for its drawing. I know that typically texture coordinates are defined in the 0 1 range but ideally I'd like to map them from 0 1023 the size of my TextureAtlas for readability's sake. I've seen sample code that..
canonical way to randomize an NSArray in Objective C http://stackoverflow.com/questions/791232/canonical-way-to-randomize-an-nsarray-in-objective-c between n and m. More naive techniques like taking random modulo n introduce a bias towards smaller numbers in the range. static NSUInteger random_below NSUInteger n NSUInteger m 1 Compute smallest power of two greater than n. There's probably..
iOS - UIWebView not working due to parsing error http://stackoverflow.com/questions/12399241/ios-uiwebview-not-working-due-to-parsing-error fine until later the view shows nothing. Just a blank white view. And I got this log WebKit discarding exception NSRangeException __NSCFString substringToIndex Range or index out of bounds iphone html ios ipad uiwebview share improve this.. Just a blank white view. And I got this log WebKit discarding exception NSRangeException __NSCFString substringToIndex Range or index out of bounds iphone html ios ipad uiwebview share improve this question Use http www.youtube.com v XXXXXXX..
How to use multiple font stylings on a single string inside a label? [closed] http://stackoverflow.com/questions/14068962/how-to-use-multiple-font-stylings-on-a-single-string-inside-a-label intValue str addAttribute NSBackgroundColorAttributeName value UIColor clearColor range NSMakeRange 0 30 Define Range here and also BackGround color which you want str addAttribute NSForegroundColorAttributeName value UIColor.. intValue str addAttribute NSBackgroundColorAttributeName value UIColor clearColor range NSMakeRange 0 30 Define Range here and also BackGround color which you want str addAttribute NSForegroundColorAttributeName value UIColor blackColor range.. BackGround color which you want str addAttribute NSForegroundColorAttributeName value UIColor blackColor range NSMakeRange 0 30 Define Range here and also TextColor color which you want str addAttribute NSFontAttributeName value UIFont fontWithName..
apply style to range of text with javascript in uiwebview http://stackoverflow.com/questions/2887101/apply-style-to-range-of-text-with-javascript-in-uiwebview browsers including Safari on iPhone running OS 3.0. It uses the non standard but convenient intersectsNode method of Range which exists in WebKit but was removed from Firefox in 3.0 so it doesn't work in recent versions of Firefox but could be.. I plan to work on an IE version soon. script type text javascript var nextId 0 var rangeIntersectsNode typeof window.Range undefined Range.prototype.intersectsNode function range node return range.intersectsNode node function range node var.. on an IE version soon. script type text javascript var nextId 0 var rangeIntersectsNode typeof window.Range undefined Range.prototype.intersectsNode function range node return range.intersectsNode node function range node var nodeRange node.ownerDocument.createRange..
Cannot get the MPMoviePlayerViewController to play my media file http://stackoverflow.com/questions/3191821/cannot-get-the-mpmovieplayerviewcontroller-to-play-my-media-file configured. A brief search on the web mentions that my problem may be that my media connection doesn't support byte Range Requests. This is probably true. Is there a way to allow Range Requests with WCF iphone objective c mpmovieplayercontroller.. may be that my media connection doesn't support byte Range Requests. This is probably true. Is there a way to allow Range Requests with WCF iphone objective c mpmovieplayercontroller share improve this question Here is a link to my working..
How to play movie with a URL using a custom NSURLProtocol? http://stackoverflow.com/questions/4383388/how-to-play-movie-with-a-url-using-a-custom-nsurlprotocol get something like this twice for the start 2011 01 16 17 00 47.287 iPhoneApp 1177 5f03 Start loading from request Range bytes 0 1 So my GUESS is that as long as you can provide the correct range and return a mp4 file that can be played by the..
Is the iPhone cellular data limit enforced in 3rd party Apps? http://stackoverflow.com/questions/4742637/is-the-iphone-cellular-data-limit-enforced-in-3rd-party-apps many of our customers work on the road and have no access to wifi. If the limit is enforced I need to be enable HTTP Range header support on our server and add this to the requirements for the App so that the file can be downloaded in 20MB chunks...
Pause/Resume downloads in Objective-C http://stackoverflow.com/questions/5170773/pause-resume-downloads-in-objective-c to download. NSString range NSString stringWithFormat @ bytes i fromByte request setValue range forHTTPHeaderField @ Range Data should immediately start downloading after the connection is created. self.urlConnection NSURLConnection alloc initWithRequest.. iphone objective c download http headers file download share improve this question I see you are specifying the Range header in the request. First thing to check is whether the server is actually honoring the Range request by checking the.. are specifying the Range header in the request. First thing to check is whether the server is actually honoring the Range request by checking the headers in the response object which should be an NSHTTPURLResponse in connection didReceiveResponse..
Using php to output an mp4 video http://stackoverflow.com/questions/5924061/using-php-to-output-an-mp4-video size length size Content length start 0 Start byte end size 1 End byte header 'Content type video mp4' header Accept Ranges 0 length if isset _SERVER 'HTTP_RANGE' c_start start c_end end list range explode ' ' _SERVER 'HTTP_RANGE' 2 if strpos.. start c_end end list range explode ' ' _SERVER 'HTTP_RANGE' 2 if strpos range ' ' false header 'HTTP 1.1 416 Requested Range Not Satisfiable' header Content Range bytes start end size exit if range ' ' c_start size substr range 1 else range explode.. _SERVER 'HTTP_RANGE' 2 if strpos range ' ' false header 'HTTP 1.1 416 Requested Range Not Satisfiable' header Content Range bytes start end size exit if range ' ' c_start size substr range 1 else range explode ' ' range c_start range 0 c_end isset..
How to download docx , pdf , image , pptx , or any file from a internet http://stackoverflow.com/questions/7420837/how-to-download-docx-pdf-image-pptx-or-any-file-from-a-internet req NSMutableURLRequest requestWithURL url req setValue NSString stringWithFormat @ bytes ld 0 forHTTPHeaderField @ Range req addValue @ docx forHTTPHeaderField @ Content Type req setHTTPMethod @ POST set the headers conn NSURLConnection alloc..
POST jpeg upload with AFNetworking http://stackoverflow.com/questions/8557364/post-jpeg-upload-with-afnetworking Failed' 413 'Request Entity Too Large' 414 'Request URI Too Long' 415 'Unsupported Media Type' 416 'Requested Range Not Satisfiable' 417 'Expectation Failed' 500 'Internal Server Error' 501 'Not Implemented' 502 'Bad Gateway' 503 'Service..
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