445 questions
The UI part (IBOutlet) linked from the StoryBoard will be of the ImplicitlyUnwrappedOptionsal type, but will it not become nil after the linked class is instantiated?Migrating from Objective-C to Swif...
I want to install anaconda and launch jupyter lab.(vscode is also installed)Since it's Windows, type jupyter lab at the command prompt and enterThen, 'jupyter' is an internal or external command, Not ...
The operation couldn't be completed. (LaunchServicesError 0.) When I try to run the simulator, it comes out.I tried rebooting the Mac, resetting and rebooting the simulator, rebooting the Xcode, and c...
When setting up the path, the error similar to the comment in the code below appears.I don't know the cause, so if anyone knows, please let me know.import UIKitclassViewController:UIViewController { l...
I am creating an iPhone app for the first time.Archive with Xcode and validate as stated in the titleiTunes Store operation succeeded with warning.The applications non-public selectors in Payload/[Mya...
Introducing flutter using flutter vscode androidstudio xcodeHotreload does not work on xcode and AndroidstudioPress run to work properly on each simulator.Both hotreload and run work on AndroidThe sam...
import UIKitimport CoreLocationimport MapKitclassViewController:UIViewController, CLLocationManagerDelegate, MKMapViewDelegate{ @IBOutlet weak var theMap:MKMapView! // @IBOutlet weak var theLabel:UILa...
I am studying while reading the book Introduction to IoT Starting with M5 Stack & M5 StickC.In the middle of the book, I tried it on a trial basis because it was compiled by building with Visual S...
I am writing Python code in VSCode.Up until now, modules and methods have been colored, but on a new PC, they will remain white.I use two PCs (Windows 10, Linux Mint) and I don't remember fiddling wit...
This is my first time posting.When I build it, an error occurs and I can test it with an emulator, but I can't test it with an actual machine.Looking at the content, I think NCMB is the cause, but I d...
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