2014/10/15 下午 10:05:33

iphone Programming Glossary: converts

How to programmatically change the hue of UIImage?

http://stackoverflow.com/questions/11555071/how-to-programmatically-change-the-hue-of-uiimage

UIGraphicsEndImageContext return result Rotated hue To rotate the hue you need Core Image filters. The code below converts the UIImage to a CIImage and then converts the result back to UIImage for display. Depending on where your image comes from.. Rotated hue To rotate the hue you need Core Image filters. The code below converts the UIImage to a CIImage and then converts the result back to UIImage for display. Depending on where your image comes from you may be able to avoid one or both of..

iOS : How to do proper URL encoding?

http://stackoverflow.com/questions/12652396/ios-how-to-do-proper-url-encoding

not opening in UIWebView but amazingly it opens in Safari FireFox perfect. Even I open unencoded URL its automatically converts and open the page I'm looking for. I've google for URL encoding it points me to different results I already checked but..

Indoor navigation hardware/software requirements for iOS

http://stackoverflow.com/questions/15732181/indoor-navigation-hardware-software-requirements-for-ios

Both do not require specific hardware if your uni already has deployed access points APs . Trilateration converts signal strength to distance and then intersect circles almost exactly like GPS . In general this has poorish accuracy and..

How to access SOAP services from iPhone

http://stackoverflow.com/questions/204465/how-to-access-soap-services-from-iphone

at all costs. Is it possible to add a proxy server between the iPhone and the web service Perhaps something that converts REST into SOAP for you You could try CSOAP a SOAP library that depends on libxml2 which is included in the iPhone SDK ...

iPhone SDK: accessing indexed color PNG images

http://stackoverflow.com/questions/3251595/iphone-sdk-accessing-indexed-color-png-images

from libpng. Thanks in advance UPDATE I'm able to load the PNG using Quartz2D but for some reason it automatically converts my indexed color 8bit PNG to a 32 bit ARGB PNG. Any thoughts how I might prevent this UPDATE 2 The reason this is important..

Decode sha1 string to normal string

http://stackoverflow.com/questions/3492317/decode-sha1-string-to-normal-string

structure to make it usable again NSData out NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH description converts to hex but puts around it and spaces every 4 bytes NSString hash out description hash hash stringByReplacingOccurrencesOfString..

Build fat static library (device + simulator) using Xcode and SDK 4+

http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4

library http stackoverflow.com a 5721978 153422 takes much more effort to setup but much nicer long term solution it converts your library into a Framework . RECENT CHANGES Info on how to use this script with a project embedded in another project..

Sha256 in Objective-C for iPhone

http://stackoverflow.com/questions/3709204/sha256-in-objective-c-for-iphone

self bytes NSData self length hash NSData sha2 NSData dataWithBytes hash length CC_SHA256_DIGEST_LENGTH description converts to hex but puts around it and spaces every 4 bytes NSString hash sha2 description hash hash stringByReplacingOccurrencesOfString..

How to apply “filters” to AVCaptureVideoPreviewLayer

http://stackoverflow.com/questions/5156872/how-to-apply-filters-to-avcapturevideopreviewlayer

The images aren't saved so I do not need to capture the output. For example I would like to toggle a setting that converts the video coming in on the preview layer to Black White. I found a question here that seems to accomplish something similar..

HTML5 web app vs Native mobile apps

http://stackoverflow.com/questions/5548517/html5-web-app-vs-native-mobile-apps

put in place solutions easily for both Android and iPhone. BlackBerry is coming soon. What I liked the most is that it converts the written Javascript into the targetted platform with the default UI. It's really great. And above all the UI is easily.. with some nice features weather twitter feeds sending on a facebook wall ... use Appcelerator Titanium SDK. It converts your code into NATIVE. If you have time to spend learning native languages do it. It's the best way Hope it helps. Regards...

iPhone/iOS JSON parsing tutorial [closed]

http://stackoverflow.com/questions/5813077/iphone-ios-json-parsing-tutorial

webservice retrieves a JSON response and uses that response to populate the rows of a UITableView assuming it converts the JSON into an NSArray first . Anyone know of anything that might be useful iphone objective c ios json uitableview ..

iPhone and HMAC-SHA-1 encoding

http://stackoverflow.com/questions/735714/iphone-and-hmac-sha-1-encoding

How to copy songs from iPod Library to app and play with AVAudioPlayer?

http://stackoverflow.com/questions/7472141/how-to-copy-songs-from-ipod-library-to-app-and-play-with-avaudioplayer

from iPod Library. So Is it possible to copy iPod Library songs after copying it to app I have one code which converts the song to caf format and then I am able to play using AVAudioPlayer . But Conversion takes too long time. So is there..

Need some help understanding transient properties in Core Data

http://stackoverflow.com/questions/7504391/need-some-help-understanding-transient-properties-in-core-data

selector even though within the method it still reports as a fault. Accessing the modeled property of Beta.num converts bb from a fault even before the call is made the compiler sets it to trigger but as soon as the access is done it reverts.. the Beta object has the address of 0x63454c0 whereas bb has the address of 0x639de70 while it is a fault. After it converts from a fault and then back again it's a address is 0x6029a80 . However the managedObjectID of all three objects is the same...

Convert formatted HTML text string to NSString parts

http://stackoverflow.com/questions/8148291/convert-formatted-html-text-string-to-nsstring-parts

in custom class file testString NSString html_response stringByConvertingHTMLToPlainText NSLog @ @ testString but it converts whole string instead of breaking it in parts. output at the console is Turn right onto Kennington Park Rd A3Continue to..

iOS: formatting decimal numbers

http://stackoverflow.com/questions/9385783/ios-formatting-decimal-numbers

res @end iphone objective c share improve this question I had the same problem. I was told that NSNumberFormatter converts everything to a double first. How did I solve it It's easy just write your own formatter. First round the decimal to 2 decimal..