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2014/10/15 ¤U¤È 10:03:29
iphone Programming Glossary: accomplishedHow to create a UITableViewCell with a transparent background http://stackoverflow.com/questions/1008246/how-to-create-a-uitableviewcell-with-a-transparent-background a 'floating' effect for the images and buttons as if they were not inside the tableview . Any idea how this could be accomplished iphone cocoa touch uitableview uitableviewcell share improve this question If both the other options didn't work try..
UILocalNotification - Fire and Repeat at particular time each day http://stackoverflow.com/questions/10375128/uilocalnotification-fire-and-repeat-at-particular-time-each-day NSLog @ @ notification.fireDate However I need another local notification to fire each day at 13 00. How is this accomplished I don't understand how the above code can be adapted to achieve this.. Thanks a lot Jack iphone objective c ios uilocalnotification..
How can I animate the movement of a view or image along a curved path? http://stackoverflow.com/questions/1142727/how-can-i-animate-the-movement-of-a-view-or-image-along-a-curved-path way to handle this is to use Core Animation to animate the motion of the image or view along a Bezier path. This is accomplished using a CAKeyframeAnimation. For example I've used the following code to animate an image of a view into an icon to indicate..
http://stackoverflow.com/questions/14659563/to-drawrect-or-not-to-drawrect-when-should-one-use-drawrect-core-graphics-vs-su size changes So bestow your knowledge. In what situations do you reach for drawRect Core Graphics that could also be accomplished with subviews What factors lead you to that decision How Why is drawing in one custom view recommended for buttery smooth..
Integrate opentok video conferencing into parse.com + iOS app http://stackoverflow.com/questions/15267806/integrate-opentok-video-conferencing-into-parse-com-ios-app video conferencing tokbox share improve this question I strongly felt that the tokbox tutorial was quite basic accomplished the requirement but had steeper learning curve. So I ended up wrote out my own app cum tutorial I feel compelled to post..
SOLVED: Peculiar problem - iphone application distribution build contains a bug http://stackoverflow.com/questions/2211486/solved-peculiar-problem-iphone-application-distribution-build-contains-a-bug can benefit from it. In order for me to recreate this bug I had to run the distribution build on my device. This was accomplished following MrMage's advice which told me to change the certificate to the developer and not the distribution. This allowed..
Detecting Acceleration in a car (iPhone Accelerometer) http://stackoverflow.com/questions/2733249/detecting-acceleration-in-a-car-iphone-accelerometer I am working on an iPhone app where we are trying to calculate the acceleration of a moving car. Similar apps have accomplished this Dynolicious but the difference is that this app is designed to be used during general city driving not on a drag strip...
How to add line numbers to a UITextView? http://stackoverflow.com/questions/2836162/how-to-add-line-numbers-to-a-uitextview to write my own UI Element or is there an other solution iphone objective c ipad share improve this question I accomplished this by subclassing UIView and overriding the drawRect method like so #define TXT_VIEW_INSETS 8.0 The default insets for..
Obtaining an NSDecimalNumber from a locale specific string? http://stackoverflow.com/questions/317311/obtaining-an-nsdecimalnumber-from-a-locale-specific-string 01 . I want to convert this string to a NSDecimalNumber. From the examples I've seen thus far on the interwebs this is accomplished by using an NSNumberFormatter a la NSString s @ 0.07 NSNumberFormatter formatter NSNumberFormatter alloc init formatter..
How can I be notified when a dispatch_async task is complete? http://stackoverflow.com/questions/3379008/how-can-i-be-notified-when-a-dispatch-async-task-is-complete grand central dispatch share improve this question From the docs COMPLETION CALLBACKS Completion callbacks can be accomplished via nested calls to the dispatch_async function. It is important to remember to retain the destination queue before the..
Practical efficient usage of IBOutletColletion http://stackoverflow.com/questions/3635638/practical-efficient-usage-of-iboutletcolletion to change over time per client requests. Instead of writing N line of code I created an IBOutletCollection and accomplished the same results in 4 @property @synthesize and for loop . YMMV but I found it very useful in this situation. share improve..
What determines the presence of the iPhone Location Services icon in the status bar? http://stackoverflow.com/questions/4413963/what-determines-the-presence-of-the-iphone-location-services-icon-in-the-status tried resetting the device's location warnings which I did not originally know I could do. For the curious this can be accomplished through the Settings app then General Reset Reset Location Warnings. After making this reset and upon reinstalling the app..
Core Animation CALayer mask animation performance http://stackoverflow.com/questions/4520941/core-animation-calayer-mask-animation-performance the icon and it uses the alpha channel to create the normal and highlighted states by masking a background image. I accomplished this with CALayer's mask property Inside a UIView subclass' init method... Create the mask layer by settings its contents..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events visible while the app is running which I thought was a requirement. Does anyone have any clues as to how this can be accomplished iphone background location multitasking share improve this question I have seen this behavior too. After trying a lot..
iphone - core motion (relative rotation) http://stackoverflow.com/questions/5053793/iphone-core-motion-relative-rotation me crazy numbers like 13600 degrees even when the iPhone is resting on the table. Any thoughts on how this can be accomplished thanks iphone core motion share improve this question There is indeed. You can get what you're looking for by drilling..
What are the tradeoffs between performSelector:withObject:afterDelay: and dispatch_after http://stackoverflow.com/questions/6205998/what-are-the-tradeoffs-between-performselectorwithobjectafterdelay-and-dispat there is a way to do this that I do not know about . I'd like to know more about functional tradeoffs What else can be accomplished with one interface but not the other performance tradeoffs Is one implementation more efficient In which cases stylistic..
Duplicating an XCode 4 Project http://stackoverflow.com/questions/6428247/duplicating-an-xcode-4-project to use the same UI for each. iphone ios xcode share improve this question Seconding @zoul 's comment this can be accomplished in Xcode 4.5 with four steps. In Finder duplicate the project folder. Do not update the .xcodeproj file name. In Xcode rename..
Tracking audio (level of intensity) - android/iphone http://stackoverflow.com/questions/8324463/tracking-audio-level-of-intensity-android-iphone want to know the strength in decibels of the signal for medical research purposes. I was thinking this could maybe be accomplished in the same manner a visualizer does java android iphone audio recording avaudiorecorder share improve this question..
Display encrypted file using QuickLook framework or UiDocumentInteractionController http://stackoverflow.com/questions/8917368/display-encrypted-file-using-quicklook-framework-or-uidocumentinteractioncontrol and load it in Preview. But there is a constraint of not storing the unencrypted file locally. If someone has already accomplished this and can help me out here it will be greatly appreciated. Thanks AJ iphone ios ipad quicklook uidocumentinteraction..
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