2014/10/15 下午 10:05:08

iphone Programming Glossary: closest

UIPickerView: last value followed by first value

http://stackoverflow.com/questions/1291426/uipickerview-last-value-followed-by-first-value

can change the number of strings in pickerData and it will still work fine. The selected row selects the first value closest to the middle. row pickerData count returns the following assuming there are 3 NSStrings in pickerData ROW RETURNS 0 0 1..

Sorting an array of doubles or CLLocationDistance values on the iPhone

http://stackoverflow.com/questions/1422840/sorting-an-array-of-doubles-or-cllocationdistance-values-on-the-iphone

array of doubles or CLLocationDistance values on the iPhone I'm trying to sort a list of CLLocationDistance values by closest distance ascending order . I first converted the values to NSString objects so that I could use the following sort NSArray..

How to open call out MKAnnotationView programmatically? (iPhone, MapKit)

http://stackoverflow.com/questions/2193843/how-to-open-call-out-mkannotationview-programmatically-iphone-mapkit

up the callout for an MKPinAnnotationView programmatically. Eg I drop 10 pins on the map and want to open up the one closest to me. How would I go about doing this Apple has specified the 'selected' parameter for MKAnnotationView's but discourages.. openAnnotation id annotation mv is the mapView mv selectAnnotation annotation animated YES You can then determine the closest annotation based on current location and walking the annotations available in the mv annotations array. Once the closest.. annotation based on current location and walking the annotations available in the mv annotations array. Once the closest annotation is calculated call self openAnnotation closestAnnotation The mapView should scroll automatically to place your..

UISlider with increments of 5

http://stackoverflow.com/questions/2519460/uislider-with-increments-of-5

Is there an augmented reality framework that works on iPhone, Android, and Windows Phone 7?

http://stackoverflow.com/questions/4691885/is-there-an-augmented-reality-framework-that-works-on-iphone-android-and-windo

how can I use animation in cocos2d?

http://stackoverflow.com/questions/486609/how-can-i-use-animation-in-cocos2d

with each rotation taking 0.5 seconds. The rotations are split in half because Core Animation will go to the next closest state so the most you can rotate something is a half rotation before the animation wants to rotate in the other direction...

Using MPMediaItems with AVAudioPlayer

http://stackoverflow.com/questions/5222464/using-mpmediaitems-with-avaudioplayer

Creating a proxy to spoof iPhone user-agent in PHP?

http://stackoverflow.com/questions/5426899/creating-a-proxy-to-spoof-iphone-user-agent-in-php

iOS WebView remote html with local image files

http://stackoverflow.com/questions/5572258/ios-webview-remote-html-with-local-image-files

the html is remote. I always get answers for loading both html and image files from local I have done that already The closest recommendation I got was to use a custom url scheme such as myapp images img.png in the html page and in the iOS application..

Create layer mask with custom-shaped hole

http://stackoverflow.com/questions/5721196/create-layer-mask-with-custom-shaped-hole

share improve this question I came back to this later after learning other core graphics techniques. The solution is closest to the Multiple Layer Mask Example above. However instead of creating an inner and outer layer you need to combine two paths..

Objective C Issue With Rounding Float

http://stackoverflow.com/questions/6333711/objective-c-issue-with-rounding-float

cannot represent exactly . 16.695 is one of them. When you try to store that value in a float you actually get the closest representable value. When you perform a series of operations on a float you can lose precision and then you lose accuracy...

How do I change the color of the side Alphabet in an indexed UITableView?

http://stackoverflow.com/questions/750119/how-do-i-change-the-color-of-the-side-alphabet-in-an-indexed-uitableview

From what I can tell unfortunately it is not possible to customize the color of the text displayed in the index the closest I've been able to come is being able to modify the background color and the font of the index. There is some code in the..

disable/enable return key in UITextField?

http://stackoverflow.com/questions/788323/disable-enable-return-key-in-uitextfield

return key in UITextField Is there a way to programatically enable and disable return key on the UIKeyboard The closest I could find is enablesReturnKeyAutomatically but that only will tell whether to disable it at all. iphone cocoa touch..

How do I make a MKAnnotationView touch sensitive?

http://stackoverflow.com/questions/8648263/how-do-i-make-a-mkannotationview-touch-sensitive

that are actually inside one annotation to get sent to a different annotation. It does this by figuring out the closest annotation center to the touch point and sending the events to that annotation this is so that close together overlapping..

insert NSDictionary into CoreData

http://stackoverflow.com/questions/8682324/insert-nsdictionary-into-coredata

this NSDictionary is a collection of data. A Table in a database is kind of a collection of data. In CoreData the closest thing you got to a collection of data is NSManagedObject. So my advise would be to make a NSManagedObject subclass that..

Core Data Primary Key

http://stackoverflow.com/questions/901640/core-data-primary-key

and increments it with the creation of each object There is no good way to validate that a property is unique. The closest you'll get is to ensure it is unique at creation time and then implement a custom setter method that stops anyone ever changing..

Finding the closest point to a given point

http://stackoverflow.com/questions/913576/finding-the-closest-point-to-a-given-point

the closest point to a given point I have searched all over for this but I can't seem to find the best approach to this. I have about.. for this but I can't seem to find the best approach to this. I have about 22000 lat lon points and I want to find the closest one's to the current location of the iPhone. I've seen people ask about Quad Trees Dijkstra's Algorithm and spatial databases...