Recent questions tagged objective

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objective c - What is the difference between "copy" and "retain"?

What is the difference between copy and retain for NSString? - (void)setString:(NSString*)newString { string = [newString copy]; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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388 views

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objective c - Programmatically creating an NSTableView (trouble getting the NSHeaderView to show up)(cocoa osx)

I am making an NSTableView programmatically but for some reason no matter what I do, I cannot make the darn ... headerView. Thanks a lot. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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569 views

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objective c - Custom Getter & Setter iOS 5

I want to override the getter and setter in my ObjC class using ARC. .h File @property (retain, nonatomic) ... } Am I missing something here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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692 views

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objective c - Convert NSURL to local file path

I have an NSURL that looks like this: file://localhost/Users/myuser/myfile.txt Is there a standard function ... this: /Users/myuser/myfile.txt See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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756 views

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objective c - UIView border with fade or blur effect

I'm looking for method to add gradually fading or maybe blured border (I don't exactly know how to name this ... to do. Can anyone help me? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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510 views

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objective c - Can I load a localizable.strings file into an iOS app over-the-air

Lets say my app only runs in English. But I do not want to release a new version for every time I add ... the language file at compile time? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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517 views

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objective c - iOS - Install SSL certificate programmatically

I'm writing a phonegap plugin that installs both CA root certificate and user certificate in the app keychain. ... https call in phonegap. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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575 views

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objective c - Change the font size and font style of UISearchBar iOS 7

How can I change the font size and font style of UISearchBar in iOS 7? UITextField *textField = [[searchBar ... s getting crash in iOS 7 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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484 views

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objective c - Transitioning between view controller, OS X

I am trying to write a single window timer application, where when the user presses the start button I want ... , what do those represent? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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352 views

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objective c - Can I embed a custom font in a bundle and access it from an ios framework?

I'm creating an ios framework with its bundle for packaging ressources (nib, images, fonts) and I'm trying ... solution for a framework. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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546 views

1 answer

objective c - Tell When a UIPageViewController is Scrolling (for Parallax Scrolling of an Image)

I am trying to make an effect similar to that found in the new Yahoo weather app. Basically, each page in the ... a method for that? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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435 views

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objective c - How to troubleshoot iOS background app fetch not working?

I am trying to get iOS background app fetch to work in my app. While testing in Xcode it works, when ... the device. Appreciate any advice! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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543 views

1 answer

objective c - How to increment a NSNumber

How do I increment a NSNumber? i.e. myNSNumber++ See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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390 views

1 answer

objective c - Check if a method exists

Is there any way I can test if a method exists in Objective-C? I'm trying to add a guard to see if my object has the method before calling it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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383 views

1 answer

objective c - Controlling OSX windows

I'm trying to control windows of a foreign OSX applications from my application. I'd like to 1. move the ... a process if it has multiple. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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416 views

1 answer

objective c - How To Loop Through All Active Thread in iPad app

In the iPad app that I'm creating, I'm trying to handle the uncaught Exceptions by outputting the callStackSymbols ... do so. Is this possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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359 views

1 answer

objective c - iPhone : In-App Purchase(s) must be submitted with a new app version

I am trying to verify my in-app purchase. For that I have uploaded my binary and added In-app purchase. But ... upload. What could be wrong ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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517 views

1 answer

objective c - how to convert hexadecimal to RGB

I want to make a conversion from hexadecimal to RGB, but the hexadecimal deal with a string like #FFFFFF. How can I do that? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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571 views

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objective c - NSButton how to color the text

on OSX I have an NSButton with a pretty dark image and unfortunately it is not possible to change the color ... Switzerland, Ronald Hofmann ---? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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objective c - Xcode custom shell scripts are slowing down the compiling time

Testing any changes to my Xcode project has become an exercise in patience whenever I build. After all the source ... i possibly speed it up? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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464 views

1 answer

objective c - Merging Xcode project files

There are often conflicts in the Xcode project file (Project.xcodeproj/project.pbxproj) when merging branches ... /framework/modules/xml_merge/ See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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430 views

1 answer

objective c - UIRefreshControl iOS 6 xcode

Does anyone have a short example of how to implement the new UIRefreshControl into xcode. I have a ... pull down and refresh. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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377 views

1 answer

objective c - SenTestingKit in Xcode 4: Asynchronous testing?

I have been searching for a way to use SenTestingKit to do some integration testing between my client-side code ... would be interested as well. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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553 views

1 answer

objective c - Reading the iPhone's Ambient Light sensor

I notice on my iPhone, after a few seconds of being in direct sun light, the screen will adjust to become ... knows when to use the flash. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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368 views

1 answer

objective c - Using resizableImageWithCapInsets: image for button only works for the state set, other states show a "gap"

When using resizableImageWithCapInsets: to create an image for a UIButton only the normal state (the ... forState:UIControlStateSelected]; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 views

1 answer

objective c - When to use lazy instantiation in iOS?

I've heard that lazy instantiation of objects in iOS is pretty common, however I'm not exactly sure ... have multiple properties to initialize. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

1 answer

objective c - Convert seconds to days, minutes, and hours in Obj-c

In objective-c, how can I convert an integer (representing seconds) to days, minutes, an hours? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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393 views

1 answer

objective c - How much RAM is there in an an iOS (Iphone/iPad/iPod Touch) Device?

Different iPhones have different published memory 4GB, 8GB and 16GB. The touch can have 32GB. My ... a preconfigured virtual amount? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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