![Error: The argument type 'String?' can't be assigned to the parameter type 'String' because 'String?' is nullable and 'String' isn't - Stack Overflow Error: The argument type 'String?' can't be assigned to the parameter type 'String' because 'String?' is nullable and 'String' isn't - Stack Overflow](https://i.stack.imgur.com/rEwQ3.png)
Error: The argument type 'String?' can't be assigned to the parameter type 'String' because 'String?' is nullable and 'String' isn't - Stack Overflow
dart:io WebSocket needs OnBadCertificate() callback for wss:// socket connections · Issue #16300 · dart-lang/sdk · GitHub
![Gita Khanal on Twitter: "Day (86/100)* of Dart programming Program: Dart Program for calculating savings from expenditure. #100dayschallenge #dart #day86 #programmers #100daysofcode #programming #algorithms #engineering #datastructures ... Gita Khanal on Twitter: "Day (86/100)* of Dart programming Program: Dart Program for calculating savings from expenditure. #100dayschallenge #dart #day86 #programmers #100daysofcode #programming #algorithms #engineering #datastructures ...](https://pbs.twimg.com/media/EqQGChJVEAM0hXt.png)