Hello developers, today I have resolved the “Null check operator used on a null value” error in a flutter, this error is common every flutter
Tag: dart
Hello developers, today I have selected a very important topic in flutter app development, The topic is – Dropdown List in a flutter In
What is a Listview? In the default constructor of the ListView class. A ListView simply takes a list of widgets and makes it scrollable. Usually,
Each app is used the TextFormField for different types of use for example saving user name, age, email, password, etc. so have must validate a