Angular error: can’t bind to ‘ngmodel’ since it isn’t a known property of ‘input’
This usually happens because App has not registered FormsModule to be used. So just go into your main app.module.ts and…
Type ‘NSNotification.Name’ has no member ‘UIResponder’ Error iOS
Delete the text NSNotification.Name. written before the UIResponder to remove the error.
Forced Unwrapping of Optional in Swift
If statements are used to compare the optional value to nil .If there is a value then we can obtain…
Return from initializer without initializing all stored properties error in Swift initialization
This error may occur due to the fact that a constant is assigned a optional type and not provided with…
How to convert errors to optional values in Swift?
We can convert errors to optional value by using try?..try!. If we want to disable error propagation (knowing that error…
How to handle error propagated to the calling function in Swift?
We handle errors propagated to the calling function from a catch clause using do-catch statements. Any errors that are…
How to use do-catch statement to handle errors in Swift?
We can use do-catch statements to handle errors in Swift. We have to include the error throwing function call along…
Error throwing initializers in Swift
Initializers can also throw errors by calling error throwing functions and propagate the error to the caller.
How to propagate error from a function in Swift?
In order to indicate that a function, method or initializer can throw errors, we have to mention the throws keyword after…