After upgrading iOS to 13.6, Xcode debug error "iPhone is not available.Please connect the device"
IssueAfter upgrading iOS to 13.6, I connet my iPhone to debug, but I get an error message saying "iP...
Concatenate strings in Objective C
Here are several ways to connect multiple strings using Objective C.stringByAppendingStringTo concat...
Convert between JSON String and NSDictionary/NSArray
In iOS, the NSJSONSerialization class of Objective C is used to convert between JSON strings and obj...
Convert between NSString and NSData
With Objective C in iOS, we can convert the value of NSString to NSData.NSString* str = @"Hello Worl...
[iOS] When scheme is Release, Undefined symbol: _RCTSetLogFunction
QuestionUpgrade React Native 0.60 to 0.61. When Scheme is set to Debug, it runs without problems. An...
POST request using application/x-www-form-urlencoded with Objective C
Using Objective C to post request withapplication/x-www-form-urlencodedbody. The data will be encode...
React Native Error: must be used from main thread only
QuestionIn iOS, I use Objective C to create my own native module.RCT_EXPORT_METHOD(startPay:(NSStrin...
React Native StatusBar dark-content not working on iOS 13 dark appearance
QuestionReact Native 0.60.5 . Light mode in iOS 13 or earlier versions is normal. However, there is ...
Example of multipart/form-data post in Objective C
Use Objective C to implement the http post method and send data with Content-Type in multipart/form-...
React Native ios Error [RCTModuleMethod.mm:375] Unknown argument type '__attribute__'
QuestionThe package.json for my React Native project is as follows: "react": "16.8.3", "react-native...
Topics
Hot Articles