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Recent questions tagged Objective
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objective c - How to fetch gmail Contacts in iOS application using google contacts api?
In my application we kept option to login through gmail. I have requirement to retrieve gmail contacts. In the ... m missing to my request. See Question&Answers more detail:os...
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objective c - duplicate symbols in AdMob
When archiving, such en error occurs: Projects/Dossier/MultiDocument/Helpers/GAD/libGoogleAdMobAds.a(GADGestureCFiles ... architecture armv7s See Question&Answers more detail:os...
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Oct 24, 2021
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objective c - Wait for code to finish execution
I would like to know the easiest way to wait for code to finish execution within an objective c project ... before the first has finished See Question&Answers more detail:os...
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Oct 24, 2021
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710
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objective c - Limiting text field entry to only one decimal point
I have created a text field to enter an amount of money. I want the user to be able to enter only one ... pressing backspace. How to do that ? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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0
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615
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objective c - XSLT in a UIWebView using iOS SDK 4.2
Is it possible to use XSLT in a UIWebView using iOS SDK 4.2? Alternatively, is it possible to use XSLT in ... example would be great too. TIA. See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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647
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objective c - Cocoa-Touch - Loading a text file into an array
Whats wrong with my code.. I want it to read a text file like Item1 Item2 Item3 Item4 Item5 and parse ... project and copied it to destination. See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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0
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691
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objective c - What is SharedInstance actually?
What is sharedInstance actually? I mean what is the usage? Currently I'm having some problem in communicating between ... to solve my problem? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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objective
0
votes
660
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1
answer
objective c - Retrieve Facebook friends list
I want to retrieve the user's friends list from Facebook. Any sample code will be highly appreciated. See Question&Answers more detail:os...
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Oct 24, 2021
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71.8m
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objective
0
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505
views
1
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objective c - How to simplify a single complex UIBezierPath polygon in iOS
Problem: I have a user generated polygon (via registering user's touches on screen) which can be simple or ... result will be as follows: See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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0
votes
632
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1
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objective c - Trying to Write NSString sha1 function, but it's returning null
I have the following Objective-C function: +(NSString *)stringToSha1:(NSString *)str{ NSMutableData *dataToHash = [[ ... in comes back out NULL. See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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objective
0
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536
views
1
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objective c - How do automatic @synthesized ivars affect the *real* sizeof(MyClass)?
If I include some automatic properties like this: @property (nonatomic, readonly) NSInteger test1; @property (nonatomic, ... of the class size? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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71.8m
points)
objective
0
votes
726
views
1
answer
objective c - CSV parser with low memory footprint for iPhone
After testing my app with Instruments I realized that the current CSV parser I use has a huge memory footprint. ... with a low memory footprint? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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71.8m
points)
objective
0
votes
564
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1
answer
objective c - what's the difference between single key and keypath?
as shown in this page [self setValue:[NSNumber numberWithInt:intValue] forKey:@"myObject.value"]; The answer was that ... , What does that mean? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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objective
0
votes
611
views
1
answer
objective c - Resize and saving an image to disk in Monotouch
I'm trying to resize an image loaded from disk - a JPG or PNG (I don't know the format when I load it) ... ok if NULL CGImageRelease(ref); */ } See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
548
views
1
answer
objective c - Cylinder Orientation between two points on a sphere, Scenekit, Quaternions IOS
I've been trying to draw a cylinder between two points on the outer edge of a sphere using SceneKit. ... a subclass implementation of SCNScene. See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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71.8m
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objective
0
votes
615
views
1
answer
objective c - "back" text displayed in iOS7 UINavigationBar when view title is long
In my application,I need to show the previous viewController title to current viewController back title. Its working ... the issue in iOS7? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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71.8m
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objective
0
votes
601
views
1
answer
objective c - The final word on NSStrings: Mutable and Immutable
I've read in several books... and online... about immutable and mutable strings. They claim "immutable ... different string, but longer.) See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
605
views
1
answer
objective c - How do I return a struct value from a runtime-defined class method under ARC?
I have a class method returning a CGSize and I'd like to call it via the Objective-C runtime functions because ... and return a struct value? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
points)
objective
0
votes
625
views
1
answer
objective c - Getting the last word of an NSString
As the title suggests, I would like to get the last word out of an NSString. I thought using this code: ... by a comma. Thanks for helping! See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
670
views
1
answer
objective c - Is dealloc guaranteed to be called on the same thread that created the object?
Is dealloc guaranteed to be called on the same thread that created a NSObject instance? For example, if I ... any documentation confirming it. See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
778
views
1
answer
objective c - fopen issue in iOS
For some reason fopen gives the error No such file or directory even though I have converted the path to the ... Group and Relative to Project See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
806
views
1
answer
objective c - File monitoring using Grand Central Dispatch
I'm using the code example by David Hamrick to monitor a file using GCD. int fildes = open("/path/to/ ... not for the following changes. Why? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
555
views
1
answer
objective c - Moving back from a Controller to a previous one
I'm trying to switch back from my UIViewController to my UITableViewController but apperendly it's not working the ... Data in listArray (null) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
809
views
1
answer
objective c - Get cookies from NSHTTPURLResponse
I've an extremely weird problem, I'm requesting a URL and I want to get the cookies from it, I've used ... fine and all the cookies is there. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
563
views
1
answer
objective c - NSURLConnection on iOS doesn't try to cache objects larger than 50KB
Despite Apple's documentation indicating otherwise, NSURLCache on iOS doesn't do any disk (flash) caching at all. You can ... and on an iPad 2. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
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深蓝
(
71.8m
points)
objective
0
votes
441
views
1
answer
objective c - App Store code runs different from Xcode/Device code on iPhone 3G
I'm not sure how to explain this one. I submitted an update of one of my apps to the store yesterday. The ... .frame = colorViewFrame; ... } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
740
views
1
answer
objective c - How can I write a 'clamp' / 'clip' / 'bound' macro for returning a value in a given range?
I often find myself writing something like int computedValue = ...; return MAX(0, MIN(5, computedValue)); I ... turn this into a single macro? See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
0
votes
1.6k
views
1
answer
objective c - How to fix error Format specifies type 'char *' but the argument has type 'char'
I get a warning saying: "Format specifies type 'char *' but the argument has type 'char'" for the student variable. ... Cocoa", 5); return 0; } See Question&Answers more detail:os...
asked
Oct 24, 2021
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Technique[技术]
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深蓝
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71.8m
points)
objective
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