2014/10/15 下午 10:15:35

iphone Programming Glossary: usable

How to parse an ISO-8601 duration in Objective C?

http://stackoverflow.com/questions/1146416/how-to-parse-an-iso-8601-duration-in-objective-c

for an easy way to parse a string that contains an ISO 8601 duration in Objective C. The result should be something usable like a NSTimeInterval . An example of an ISO 8601 duration P1DT13H24M17S which means 1 day 13 hours 24 minutes and 17 seconds...

What is mach_absolute_time based on on iPhone

http://stackoverflow.com/questions/1450737/what-is-mach-absolute-time-based-on-on-iphone

the result from mach_timebase_info a ratio which will return billionth of seconds or nanoseconds . To make this more usable I use a function like the one below #include mach mach_time.h int getUptimeInMilliseconds const int64_t kOneMillion 1000..

What's a good machine for iPhone development? [closed]

http://stackoverflow.com/questions/22469/whats-a-good-machine-for-iphone-development

question Any modern Mac will be fine. I work on a two year old MacBook 2GHz with 2Gb of memory and its perfectly usable. The biggest constraint I find it screen real estate. I am way more productive on my 22 external screen. Go big if you get..

Create a table of contents from a pdf file

http://stackoverflow.com/questions/2556344/create-a-table-of-contents-from-a-pdf-file

Count 2011 07 27 09 16 19.376 LDS Scriptures App iPad 624 707 pdf integer value 7 No idea yet how to turn that into a usable table of contents. Ideally I would like to get to an array of NSDictionary objects with a title and matching page number...

CoreData : store images to DB or not?

http://stackoverflow.com/questions/2573072/coredata-store-images-to-db-or-not

dataWithContentsOfURL url iphone image core data share improve this question First always store your images in a usable format such as PNG or JPEG instead of NSData. This will save you a lot of headaches. Second the rule for storing binary..

Support legacy iPhone users

http://stackoverflow.com/questions/3088624/support-legacy-iphone-users

use any APIs from after your Target Deployment version. Your app would be better with 4.0 APIs but it would still be usable without them if you can conditionally use 4.0 APIs either by providing reduced functionality when on pre iOS 4.0 devices..

Decode sha1 string to normal string

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

SHA1 hash of your hash data CC_SHA1 keyData.bytes keyData.length digest Now convert to NSData structure to make it usable again NSData out NSData dataWithBytes digest length CC_SHA1_DIGEST_LENGTH description converts to hex but puts around it..

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

this that I can find and Xcode's default templates are NOT configured to do this. I'm looking for a simple portable re usable technique that can be done inside Xcode. Some history In 2008 we used to be able to make single static libs that included..

Is Titanium appcelerator worth it for developing camera based application on ipad, iphone and android? [closed]

http://stackoverflow.com/questions/4072239/is-titanium-appcelerator-worth-it-for-developing-camera-based-application-on-ipa

Android version at some point it's not a priority. But I'm glad to know that a large chunk of my app code will be re usable tested etc. and that I'll wind up mostly just building revamping the UI for Android not rewriting networking code data management..

How to set lock screen , wallpaper and Ringtone programmatically in iPhone?

http://stackoverflow.com/questions/4476777/how-to-set-lock-screen-wallpaper-and-ringtone-programmatically-in-iphone

AVAssetWriter multiple sessions and the status property

http://stackoverflow.com/questions/4911534/avassetwriter-multiple-sessions-and-the-status-property

iphone ios avfoundation avassetwriter share improve this question After the writer has completed it is no longer usable. You must create a new one. From the docs You can only use a given instance of AVAssetWriter once to write to a single file...

How to reuse/recycle custom element like uitableviewcell does?

http://stackoverflow.com/questions/4914427/how-to-reuse-recycle-custom-element-like-uitableviewcell-does

we can reuse its cells using UITableViewCell alloc initWithStyle reuseIdentifier and uiTableViewInstance dequeueReusableCellWithIdentifier methods. This helps keep memory in check for huge tables as only a few cells are there in the view at.. is to calculate which of the visible views is no more visible then remove it from the visible pool and move to the usable pool. Besides the delegate must understand when a new cell is going to appear but it is still not visible then getting it..

UIView and initWithFrame and a NIB file. How can i get the NIB file loaded?

http://stackoverflow.com/questions/5056219/uiview-and-initwithframe-and-a-nib-file-how-can-i-get-the-nib-file-loaded

application. It's not clear just how you intend to use this class as the view in a UIViewController subclass or as a reusable modular component mean to be instantiated multiple times throughout your application for use in many different view controllers... class . be sure to hook up both the view and label outlets to File's Owner. That's it A template for creating re usable UIView widgets. The really neat thing about this structure is that you can place instances of your MyView object in other..

iPhone Paypal in UIWebView Appstore approval process

http://stackoverflow.com/questions/5145524/iphone-paypal-in-uiwebview-appstore-approval-process

can use this in application payment functionality to collect payment for enhanced functionality or additional content usable by your application. Apple Therefore if you are selling additional content using PayPal it would be logical that Apple might..

How to declare instance variables and methods not visible or usable outside of the class instance?

http://stackoverflow.com/questions/5826345/how-to-declare-instance-variables-and-methods-not-visible-or-usable-outside-of-t

to declare instance variables and methods not visible or usable outside of the class instance I've looked through a bunch of posts on this subject. Maybe I didn't run across the one and.. If that ivar is declared conventionally in the header under @interface its existence is publicly advertised and it is usable by anyone creating an instance of the class. The ideal scenario would be that this ivar would not be visible at all outside..

AESCrypt decryption between iOS and PHP

http://stackoverflow.com/questions/6461419/aescrypt-decryption-between-ios-and-php

'7opqbb7sEVNoXplyQv X8g ' UPDATE Been doing some MD5 decryption and experimenting a lot but still far from achieving usable results. This is what I got so far Original string Hello AES256Encrypt result 7opqbb7sEVNoXplyQv X8 base64_decode Decrypted..

How to customize Buttons in UIActionSheet?

http://stackoverflow.com/questions/6568308/how-to-customize-buttons-in-uiactionsheet

uiactionsheet share improve this question If you change these sizes not only might you make your application less usable but that may violate Apple's Human Interface Guidelines leading to a rejection of your application when submitted. Here..

iPhone and HMAC-SHA-1 encoding

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

iPhone AVCaptureDeviceInput How to Set Quality of Audio Capture?

http://stackoverflow.com/questions/7796263/iphone-avcapturedeviceinput-how-to-set-quality-of-audio-capture

working fine some checking and code eliminated at 44100 depth 2 which seems to be the default. Since this interface is usable but not documented well anyone know of how to change the default quality audioCaptureDevice AVCaptureDevice defaultDeviceWithMediaType..