2014/10/15 下午 10:10:27

iphone Programming Glossary: inputs

http://stackoverflow.com/questions/10389476/hiding-keyboard-ios

has an answer here Dismiss keyboard on touch anywhere outside UITextField 6 answers I have a few text inputs and I can hide the keyboard whenever i touch the background but only when I have been entering into the first text box name..

Best way to serialize a NSData into an hexadeximal string

http://stackoverflow.com/questions/1305225/best-way-to-serialize-a-nsdata-into-an-hexadeximal-string

bytes length length for int i 0 i length i str appendFormat @ 02.2hhX bytes i free bytes return str Thanks for your inputs. thomas iphone notifications nsdata share improve this question This is a category applied to NSData that I wrote...

IOSurfaces - Artefacts in video and unable to grab video surfaces

http://stackoverflow.com/questions/14135215/iosurfaces-artefacts-in-video-and-unable-to-grab-video-surfaces

is a blank screen in the output. This might be due to hardware accelerated decoding that happens in such cases. Any inputs on either of the 2 parts of the questions will be really helpful. Also if you have any good links to read on IOSurfaces..

iPhone - Keyboard hides TextField

http://stackoverflow.com/questions/2307200/iphone-keyboard-hides-textfield

Keyboard hides TextField I am using UITextField to receive user inputs. However since my textfields are towards the middle bottom of the nib it gets hidden when the keyboard pops up. Is there..

iPhone NSDateFormatter Timezone Conversion

http://stackoverflow.com/questions/3094730/iphone-nsdateformatter-timezone-conversion

Using the apple FFT and accelerate Framework

http://stackoverflow.com/questions/3398753/using-the-apple-fft-and-accelerate-framework

bin. Ok Now onto the code Note the 'ip' in vDSP_fft_zrip ' in place ' ie output overwrites A 'r' means it takes real inputs Look at the documentation on vDSP_fft_zrip Real data is stored in split complex form with odd reals stored on the imaginary.. the complex results of the transform to be packed into the same memory footprint as the real but weirdly packaged inputs. vDSP_fft_zrip setupReal A stride log2n FFT_INVERSE and back again... we will still need to unpack our original array from..

Can the iPhone4 record from both front and rear-facing camera at the same time?

http://stackoverflow.com/questions/3919807/can-the-iphone4-record-from-both-front-and-rear-facing-camera-at-the-same-time

4 running the latest iOS 4.2.1. Firstly I tried using a single capture session with both video devices attached as inputs. Attaching the second device produces an exception Terminating app due to uncaught exception 'NSInvalidArgumentException'..

How should I architect my iPhone app to talk to my website?

http://stackoverflow.com/questions/3943597/how-should-i-architect-my-iphone-app-to-talk-to-my-website

should I architect my iPhone app to talk to my website I'm planning my first iPhone app and I'd like to get some inputs as to how to build it right from the start. The iPhone app is being built to be paired with a public facing web application..

This code to write video+audio through AVAssetWriter and AVAssetWriterInputs is not working. Why?

http://stackoverflow.com/questions/4149963/this-code-to-write-videoaudio-through-avassetwriter-and-avassetwriterinputs-is

sizeof acl acl.mChannelLayoutTag kAudioChannelLayoutTag_Mono NSDictionary audioOutputSettings nil Both type of audio inputs causes output video file to be corrupted. if NO should work from iphone 3GS on and from ipod 3rd generation audioOutputSettings..

Invoke native date picker from web-app on iOS/Android

http://stackoverflow.com/questions/4946919/invoke-native-date-picker-from-web-app-on-ios-android

in showing the date picker twice in a row once again after clicking set in its first occurence. When there's multiple inputs on the same page some devices show previous and next to get into another form field. On iOS 4 this does not trigger the.. the input readonly if one is using the plugin but that disables the previous and next buttons when typing in other inputs on the same screen. It also seems the iOS 4 plugin does not make the native date picker show cancel or clear but I guess..

Sensor Fusion on iOS Devices

http://stackoverflow.com/questions/5894580/sensor-fusion-on-ios-devices

examples but I need some help or at least guidance on how to combine the accelerometer gyroscope and compass inputs so that the result is similar to what David shows. Thanks iphone ios accelerometer compass geolocation gyroscope share..

iPhone: numeric keyboard for text input

http://stackoverflow.com/questions/6178556/iphone-numeric-keyboard-for-text-input

for credit card numbers ZIP codes etc. I want to emulate the numeric keyboard functionality of input type number for inputs that take numeric values other than floating point numbers. Is there perhaps another appropriate input type that does that..

Locking the Fields in MFMailComposeViewController

http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller

edits the format everything could go horribly wrong..At the moment the body is filled in from data that the user inputs to textfields and date pickers in the previous view. Basically I think it would just be more professional to have the fields..

What are the best practices for implementing form in iOS

http://stackoverflow.com/questions/7202647/what-are-the-best-practices-for-implementing-form-in-ios

I should implement move to next text field after a user dismisses keyboard resigns first responder . But if all the inputs are filled already and a user changes the value of one field then just navigate to submit button. So IMHO that might be.. iphone objective c ios forms share improve this question A few of my experiences from implementing forms Place inputs and labels in the rows of a UITableView grouped . It's the way Apple does it and the way most users are used to. But be.. the way Apple does it and the way most users are used to. But be wary with the reuse of cells as this may cause your inputs to move around otherwise. In other words keep references to your inputs in a separate NSArray or NSDictionary to make sure..

iPhone and HMAC-SHA-1 encoding

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

on it. using this example what is the NSData keyData NSData clearTextData what do i need to pass for these two values inputs NSData keyData NSData clearTextData uint8_t digest CC_SHA1_DIGEST_LENGTH 0 CCHmacContext hmacContext CCHmacInit hmacContext..

Remove form assistant from keyboard in iPhone standalone web app

http://stackoverflow.com/questions/7904892/remove-form-assistant-from-keyboard-in-iphone-standalone-web-app

this might be possible. You can see it here right above the keyboard The Previous and Next buttons cycle between form inputs. But I have a single input element so they are disabled. The Done button hides the keyboard but since I have a height flexible..

iPhone keyboard in UIWebView does not go away

http://stackoverflow.com/questions/866419/iphone-keyboard-in-uiwebview-does-not-go-away

need to have the active input resign the focus as the form submits. The easiest way would be to call .blur on all your inputs in your form's onsubmit event handler form onsubmit document.getElementById 'myInput' .blur input type text id myInput form..

Converting a UIImage black'n white and not grayscale for using tesseract

http://stackoverflow.com/questions/9992078/converting-a-uiimage-blackn-white-and-not-grayscale-for-using-tesseract