This usually happens because App has not registered FormsModule to be used. So just go into your main app.module.ts and […]
Delete the text NSNotification.Name. written before the UIResponder to remove the error.
If statements are used to compare the optional value to nil .If there is a value then we can obtain […]
This error may occur due to the fact that a constant is assigned a optional type and not provided with […]
We can convert errors to optional value by using try?..try!. If we want to disable error propagation (knowing that error […]
We handle errors propagated to the calling function from a catch clause using do-catch statements. Any errors that are […]
We can use do-catch statements to handle errors in Swift. We have to include the error throwing function call along […]
Initializers can also throw errors by calling error throwing functions and propagate the error to the caller.
In order to indicate that a function, method or initializer can throw errors, we have to mention the throws keyword after […]