2020欧洲杯时间表

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Questions tagged [objective-c]

2020欧洲杯时间表 This tag should be used only on questions that are about Objective-C features or depend on code in the language. The tags [cocoa] and [cocoa-touch] should be used to ask about Apple's frameworks or classes. Use the related tags [ios], [macos], [apple-watch] and [tvos] for issues specific to those platforms.

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13 views

While debugging with lldb a macOS application, is it possible to watch the contents of a register for changes with a watchpoint?

While debugging with lldb a macOS application, is it possible to watch the contents of a register for changes with a watchpoint ? I mean not the memory to which the address contained in the register ...
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15 views

The same operation takes different execution times in two different apps

I have an app which I am trying to migrate to a new project. There is a heavy operation which I am handling in main thread asynchronously. In my older project, it takes just a second to complete this ...
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1answer
33 views

Efficient way or replacing “a” with “an”?

In my most recent project I am dynamically constructing sentences, then after the fact going through my text to grammatically "clean things up". One task I have is to switch occurrences of "a" to "an" ...
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20 views

Hide Objective C in mixed Swift Cocoapod library

I am developing a Swift Cocoapod library which actually is a wrapper around some Objective C code. My goal is to expose only the Swift part of the library, while making the Objective C as private as ...
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0answers
11 views

registerForRemoteNotifications is not working after deleting and reinstalling app from Xcode

My Application was using registerForRemoteNotifications for a long time and was working fine. It suddenly started showing strange behaviour. If i delete app and reinstall from Xcode(11.2.1), ...
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47 views

Double +inf calculations

I have a financial equation that gives very large outputs like 10 ^ 800. But for some reason when i do the calculation it gives me and output of +inf. How can I overcome this to perform large ...
0
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1answer
28 views

When should the function CGLGetCurrentContext return NULL and when it shouldn't?

I am writing a program using an API that needs to get an OpenGL low-level context, but I am unable to understand when does the function CGLGetCurrentContext should return a value (an integer ...
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0answers
23 views

Facebook signUp/Login error when using custom facebook button in swift iOS

Error image is hereI am integrating Facebook login/signUp in my app FB signup working fine when I am using the default Facebook button provided by FBSDK, but shows error while using the custom ...
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0answers
13 views

CVOpenGLESTextureCacheCreateTextureFromImage for kCVPixelFormatType_OneComponent8

I'm trying to use CVOpenGLESTextureCacheCreateTextureFromImage in order to use the reference in OpenGL, with no luck: I have a CVPixelBufferRef pixel_bufferAlpha which gets updated using ...
0
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1answer
30 views

Thread 0 name: Dispatch queue: com.apple.main-thread ios 13.4

My app is running fine with all the devices but only crashes with iphone Xr and the crash report looks like the: Any help would be appreciated file link http://drive.google.com/open?id=...
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0answers
31 views

How can I add an repeatable image to CALayer?

I wanted to add an UIImage as CALayer´s content and add it as an sublayer to my markerLayer (to display the path) and change the appearance of my path which I draw with CAShapeLayer. I first check if ...
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0answers
7 views

MapBox framework issue iOS using objective c

dyld: Library not loaded: @rpath/MapboxMobileEvents.framework/MapboxMobileEvents Referenced from: /Users/priya/Library/Developer/CoreSimulator/Devices/DDBC14B2-4830-462A-B711-65C31C21644C/data/...
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0answers
32 views

Method does not override any method from its superclass , Alamofire

I am trying to create a XCFramework from Alamofire source code . I was able to create frameworks for iOS and iOS-Simulator, I tested both frameworks in a test code worked fine. I added this to ...
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0answers
20 views

How to save and fetch multiple PDF Files from NSUser Defaults and downloading from NSURLSession

I am downloading multiple pdf files from server. once download is completed I need to save the pdf files in local and fetch from pdf files and display the pdf files in UIDocument interaction ...
2
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2answers
43 views

Error installing cocoapods “sudo gem install cocoapods” MacOs Catalina

I am trying to install cocoapods in my mac system but Unfortunately not able to install due to below error. I have already used below commands. sudo gem install -n /usr/local/bin cocoapods --pre ...

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