I want to build a Flutter app with a counter, just like the same as that in the given sample: Whenever it starts it must give different results and stops randomly. I've built the counter but failing to make it…
Respected Experts, I am trying to get my hands on Flutter and building a demo app that needs to do the following: Retrieve Product data from a backend API. The GET API returns multiple products in single call Render the…
I am working with a Flutter project where I am trying to learn simple http method to work with api where I can make a call and represent the data in a listview. The problem I am facing has to…
App Transport Security exception http://54.234.189.148:4000 is not a valid CIDR notation. ERR | dataCorrupted(Swift.DecodingError.Context(codingPath: [], debugDescription: "The given data was not valid JSON.", underlyingError: Optional(Error Domain=NSCocoaErrorDomain Code=3840 "Unexpected character 'G' around line 1, column 1." UserInfo={NSJSONSerializationErrorIndex=0, NSDebugDescription=Unexpected character 'G' around…
* What went wrong: Execution failed for task ':gradle:compileGroovy'. > BUG! exception in phase 'semantic analysis' in source unit 'C:UsersACERAndroidStudioProjectsflutterpackagesflutter_toolsgradlesrcmaingroovyapp_pl ugin_loader.groovy' Unsupported class file major version 65 * Try: > Run with --stacktrace option to get the stack trace. >…
i want to a list of string to show in a dropdown, but i am not able to do that. i have a list named categories, i am initializing it with some data, i want to access it something like…
In Dart, I can override the toString method to change the string content returned by an object when it is used as a string. I need to change the object's behavior when it is used as a double. I would…
I have a confusion regarding passing list to a function in dart here i have made two example to clear my query in first example when i passed a list to function and add some new values to list...it updates…
@override Widget build(BuildContext context) { return WillPopScope( onWillPop: () async { await _stop(); // Stop the speech when the back button is pressed return true; }, child: Scaffold (...), ); } The flutter code block of mine (above) shows the…
I am trying to assign the length of a list to a double and it says that an instance member can't be accessed in an initializer: List numlist = [1,2,3,4,5]; double size = numlist.length.toDouble(); Is there a way to get…