http://www.macoscoders.com My blog to talk on iPhone, Mac OS, Adobe Flex, AIR... Thu, 06 Oct 2011 11:09:14 +0000 http://backend.userland.com/rss092 en We will miss you Steve..! http://www.macoscoders.com/2011/10/06/rip-steve-jobs/ Recently when I was debugging on a Android test application I encountered a crash/exception and in a hurry to fix the issue, I closed the emulator mid way and after a while started working on a different project. The new project didn't had any errors for sure but the console ... http://www.macoscoders.com/2011/09/27/android-sending-jdwp-tracking-request-failed/ if you ever face the below error while trying to build a iOS project "No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=i386, VALID_ARCHS=armv6 armv7)." Then try this: Project Build Settings: Architectures: Standard (armv6 armv7) Base SDK: Latest iOS Build Active Architectures Only: Checked ... http://www.macoscoders.com/2011/06/27/fix-no-architectures-to-compile-error/ When I launched the Terminal today on my Snow Leopard it started showing the error login: Could not determine audit condition [Process completed] Closing and reopening didnt fix this issue and googling about it, I came to know that was caused by me changing permission of the /usr/bin directory. To fix this problem, ... http://www.macoscoders.com/2010/12/16/terminal-error-could-not-determine-audit-condition/ With iPhone 4.0 SDK, all graphics/images are automatically scaled (including coordinates) according to the device screen resolution. All we have to do is provide two versions of each image used in our application - one to suit for the retina display, other one suit to normal resolution. All images that ... http://www.macoscoders.com/2010/10/13/supporting-both-retina-display-and-normal-display/ With iPhone OS 4.0 and above we can send SMS right from within our application. Now our application can invoke the SMS composer screen just like we invoke the Mail composer screen. We need to invoke an instance of MFMessageComposeViewController and assign the delegate, recipients and body of the SMS. ... http://www.macoscoders.com/2010/08/12/in-app-sms-in-iphone-os-4-0/ The FBConnects's FBDialog class has a problem with the cancel button. When user taps the cancel button, the delegate method "dismissWithSuccess" is called instead of "dialogDidCancel". This flaw in the FBConnect SDK makes it difficult to determine whether the user has tapped on cancel button or not. We can overcome ... http://www.macoscoders.com/2010/07/21/problem-with-fbdialog-cancel-button/ We can upload images to Facebook users wall using the following FBConnect code: FBStreamDialog* dialog = [[[FBStreamDialog alloc] init] autorelease]; dialog.delegate = self; dialog.userMessagePrompt = "Image Upload Sample"; dialog.attachment = [NSString stringWithFormat:@"{\"name\":\"Anish\"," "\"href\":\"http://www.macoscoders.com/\",\"description\":\"This is an example to upload image to FB\"," "\"media\":[{\"type\":\"image\"," "\"src\":\"http://www.macoscoders.com/images/anish.jpg\"," "\"href\":\"http://www.macoscoders.com/\"}]," "\"properties\":{\"another link\":{\"text\":\"Home page\",\"href\":\"http://www.macoscoders.com/\"}}}"]]; [dialog show]; Make sure you have implemented the correct delegate methods for FBConnect to ... http://www.macoscoders.com/2010/07/21/uploading-images-to-facebook-wall-using-fbconnect/ If you would like to launch the app review page of your application so that its easier for your user to navigate there in the app store and write a good review to your app, here is the code snippet Use this: [[UIApplication sharedApplication] openURL:[NSURL URLWithString: @"http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=YOUR_APP_ID&mt=8"]]; Replace YOUR_APP_ID with the application ID of ... http://www.macoscoders.com/2010/06/07/opening-app-review-page-of-app-store/ What are requirement of anicon for Tab Bar item ? From Tab Bar Item class reference: The item’s image: If nil, an image is not displayed. The images displayed on the tab bar are derived from this image. If this image is too large to fit on the tab ... http://www.macoscoders.com/2010/06/07/tab-bar-icons/ Are you a budding author who needs help?  Apple has just given you a way to get your masterpiece into the iBooks store for the iPad (and soon for iPhone with OS 4.0), and the best thing is  you can do it all yourself without ever ... http://www.macoscoders.com/2010/05/28/and-then-we-changed-the-entire-publishing-industry/ Adobe has decided to stop developing software tools that allow Apple's iPhone and iPad to use its popular Flash technology. The decision reverses an earlier pledge in which it said it would help get Flash working on the gadgets. Closed tools In mid-April, Adobe released software  Creative Suite 5 ... http://www.macoscoders.com/2010/05/11/adobe-abandons-iphone-code-tools/ To manually set the iPhone application icon badge value, use the following code snippet [UIApplication sharedApplication].applicationIconBadgeNumber = 5; http://www.macoscoders.com/2010/04/13/set-application-badge-number/ For adding internationalization support to iPhone Settings.bundle, follow these steps:- 1. Close the Xcode IDE 2. Drag and duplicate the settings bundle onto the desktop (or wherever) 3. Open bundle contents by selecting "Show Package Contents" from the right click menu options 4. Drag Root.strings into the en.lproj folder 5. Duplicate the en.lproj folder and ... http://www.macoscoders.com/2010/04/12/localizing-settings-bundle/ iPhone OS 4 is the next generation of the world's most innovative mobile operating system. Its unique capabilities and new technologies will change what you thought was possible on a mobile platform. With a rich set of over 1500 new APIs, iPhone SDK for iPhone OS 4 ... http://www.macoscoders.com/2010/04/09/new-features-in-iphone-os-4-0/ Some times we would like to move the info.plist to other directories than the default project root directory. In such cases XCode would throw warning like "Warning: The Copy Bundle Resources build phase contains this target's Info.plist file 'Resources/Info.plist'." The Info.plist file belongs directly inside of the bundles Contents folder -- ... http://www.macoscoders.com/2010/03/30/warning-the-copy-bundle-resources-build-phase-contains-this-targets-info-plist-file-resourcesinfo-plist/ Apple has released iPad, its new tablet computer, which is the size of a standard children's slate and does not have a keyboard or mouse, but relies on a touch-screen. [caption id="" align="aligncenter" width="420" caption="Apple iPad"][/caption] Steve Jobs claims it will offer the best browsing experience you can have, like "holding ... http://www.macoscoders.com/2010/01/28/apple-releases-new-ipad/ Today while I was working with some CoreGraphics API's, I encountered a error which I was seeing it for the first time. CG for dumping an error "CGGStackRestore: gstack underflow" in the console everytime I invoked a method that was doing some CG based operations. Googling around I found that ... http://www.macoscoders.com/2009/11/02/error-cggstackrestore-gstack-underflow/ Today while working on an iPhone project , I was just about to commit an code which displays a bar graph, and ended up finding a crash with the following error: objc[<pid>]:FREED(id): message release sent to freed object="<memory_address>" [caption id="" align="alignnone" width="555" caption="Double Release Of Cocoa Objects"][/caption] After searching through my code, ... http://www.macoscoders.com/2009/10/23/double-release-of-cocoa-objects/ When we create a new file in XCode, the default template has the company name listed as __MyCompanyName__. If you want this to show your actual company name instead of __MyCompanyName__, then execute the following command in your terminal. Make sure to replace the"YourCompanyNameHere" with the name of your company. defaults ... http://www.macoscoders.com/2009/10/23/how-to-replace-__mycompanyname__-in-the-new-files-from-xcode/ array(0) { }