iphone Programming Glossary: experiment
iOS PNG Image rotated 90 degrees http://stackoverflow.com/questions/10307521/ios-png-image-rotated-90-degrees UIImage rotatedImage UIImage imageWithCGImage imageRef scale 1.0 orientation UIImageOrientationUp You may need to experiment with just what orientation to set on your replacement images possibly switching based on the orientation you started with...
NSCache is not evicting data http://stackoverflow.com/questions/11520815/nscache-is-not-evicting-data is not evicting data NSCache is a rarely used tool which actually looks quite useful. I created a simple experiment to see how it works and it looks like it dose not auto evict data in low memory situations or I am doing something wrong..
Adding core data to my iPhone app http://stackoverflow.com/questions/1190139/adding-core-data-to-my-iphone-app test Core data projects where I have worked with simple problems and models ala Person and Group. But now I want to experiment with implementing Core Data to one of my small iPhone apps. How do I do this Subclassing from NSManagedObject and make a..
How to learn how to program? http://stackoverflow.com/questions/1968320/how-to-learn-how-to-program osx share improve this question I would like to know the best methods for learning to program A. Read practice and experiment My problem is that I understand what I read but I can't apply my knowledge to anything. A. Start with simple programs first... Try whatever strikes your mind. Sometimes things which seem to be foolish will do the job just right Sometimes your experiments will not give the results you expected but they may result into something which you thought would never happen If you get..
Using a UITableViewController with a small-sized table? http://stackoverflow.com/questions/222956/using-a-uitableviewcontroller-with-a-small-sized-table thing if I eschew the UINavigationController altogether which I'm not yet willing to do for production but as an experiment and add the table view as a direct subview of the enclosing view I mentioned the frame size given is respected . The very..
Resolving html entities with NSXMLParser on iPhone http://stackoverflow.com/questions/2370842/resolving-html-entities-with-nsxmlparser-on-iphone W3C DTD XHTML 1.0 Strict EN http www.w3.org TR xhtml1 DTD xhtml1 strict.dtd ENTITY agrave ENTITY egrave è In another experiment I created a completely valid xml document with an internal DTD xml version 1.0 standalone yes DOCTYPE author ELEMENT author..
iPhone UIWebView: loadData does not work with certain types (Excel, MSWord, PPT, RTF) http://stackoverflow.com/questions/2764709/iphone-uiwebview-loaddata-does-not-work-with-certain-types-excel-msword-ppt get my files from a server however and saw your post and thought it was a dead end and then just by chance started to experiment on the device iPad in this instance and it worked when i gave the baseURL as what i used to get it from the server and it..
Can I embed a custom font in an iPhone application? http://stackoverflow.com/questions/360751/can-i-embed-a-custom-font-in-an-iphone-application not possible but without justification so I'm looking for a definitive answer. EDIT failed UIFont fontWithName size experiment I downloaded Harrowprint.tff downloaded from here and added it to my Resources directory and to the project. I then tried.. Harrowprint. EDIT there have been a number of replies so far which tell me to read the documentation on X or Y. I've experimented extensively with all of these and got nowhere. In one case X turned out to be relevant only on OS X not on iPhone. Consequently..
Fixed labels in the selection bar of a UIPickerView http://stackoverflow.com/questions/367471/fixed-labels-in-the-selection-bar-of-a-uipickerview 5 When you have multiple components sections ... you will need to find which subview you need to actually get under so experiment with that 'objectAtIndex 5' you can do something like the following to find the view to get on top of define @class UIPickerTable..
Compensating compass lag with the gyroscope on iPhone 4 http://stackoverflow.com/questions/4212988/compensating-compass-lag-with-the-gyroscope-on-iphone-4 compass lag with the gyroscope on iPhone 4 I've been experimenting with the compass and gyroscope on iPhone 4 and would like some help with an issue I'm having. I want to compensate for.. is fast but its not stable you need to re calibrate the value for several interval. In my case every 5 second. I've experiment with gyro for calculating angle between two plane i try with exacly 90 degree ruler and it will give an error about 0.5..
UISearchBar on the top of UITableView which can hide but stay close to UINavigationBar http://stackoverflow.com/questions/4955974/uisearchbar-on-the-top-of-uitableview-which-can-hide-but-stay-close-to-uinavigat could hide it by setting its height to zero. That way if your tableview is set to autoresize it will expand. I would experiment with having the UITableView and the UISearchBar as peers within another view. The GameCenter image does not have the search..
Turning an iPhone or iPod into a wireless webcam http://stackoverflow.com/questions/5258696/turning-an-iphone-or-ipod-into-a-wireless-webcam a small app that captures video input on an iOS app and sends it via an RTSP stream or similar As this is an ad hoc experiment I'm not concerned about App Store guidelines and can jailbreak if necessary. iphone objective c cocoa touch ios rtsp ..
Applying Zoom Effect In cocos2D gaming environment? http://stackoverflow.com/questions/5919180/applying-zoom-effect-in-cocos2d-gaming-environment the delta by PINCH_ZOOM_MULTIPLIER to slow down the scale speed. A PINCH_ZOOM_MULTIPLIER of 0.005f works for me but experiment to find one that you like. self scale yourlayer.scale distanceDelta PINCH_ZOOM_MULTIPLIER scaleCenter pinchCenter share..
Finding generic Bluetooth devices within reach http://stackoverflow.com/questions/6520185/finding-generic-bluetooth-devices-within-reach generic Bluetooth devices within reach We are using the iOS private framework BluetoothManager for a simple experiment to find discoverable generic non iOS BT devices within reach. Now only the following line returns devices for BluetoothDevice..
Accelerometer Low Pass Filtering http://stackoverflow.com/questions/6942626/accelerometer-low-pass-filtering
3D Door Open Animation between two UIViewControllers http://stackoverflow.com/questions/7685547/3d-door-open-animation-between-two-uiviewcontrollers
Why doesn't UIView.exclusiveTouch work? http://stackoverflow.com/questions/843338/why-doesnt-uiview-exclusivetouch-work However I want to stop the user from moving two views at the same time by using two fingers. I have therefore tried to experiment with UIView.exclusiveTouch without any success. To understand how the property works I created a brand new project with..
UITapGestureRecognizer - single tap and double tap http://stackoverflow.com/questions/8876202/uitapgesturerecognizer-single-tap-and-double-tap working as expected on its own . But I don't seem to be able to get the double tap recognizer working. Have tried to experiment with properties like cancelsTouchesInView delaysTouchesBegan and delaysTouchesEnded but still doesn't work. When I double..
How to link to the iTunes store from iPhone app? http://stackoverflow.com/questions/893604/how-to-link-to-the-itunes-store-from-iphone-app title and artist name am I mistaking Thanks iphone objective c itunes store share improve this question You can experiment with the iTMS Link Maker that Apple provides and see how the links are formed. In addition here is the iTMS Link Maker FAQ..
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