I'm trying to understand how to use streams to notify listeners when there is a new addition to a list, below I wrote an example program that sums up ...

I would like to create a StatefulWidget which I'll use all over the app for listening streams of different types. Since I try to keep all the widgets ...

void main() async { check(); print('end'); } Future check() async { var verion = await lookUpVersion(); print(version); } int lookUpVersi ...

I have a class like below & method readJson which returns Future<Map<String, dynamic>> and in constructor TestRemoteConfigManager(){}, ...

I have a screen that loads shopping cart items in a ListView.builder: The data are loaded using the function loadData() Then, inside the item ca ...

Building an app with Flutter and Riverpod, using a lot of: The problem is that in most cases the loading screen only renders for a split second, ca ...

I currently have a class that stores images after fetching images asynchronously over GRPC. There is an issue with the handling of events. The problem ...

I am trying to check whether a boolean value in Firestore is true for a list of documents. On trying to compile the code below I keep on getting the ...

How can I correct this code? That might have sparked the need to win another solution. enter image description here This result is only after a hot r ...

In Kotlin there is Flow.flatMapLatest() function that: Returns a flow that switches to a new flow produced by transform function every time the or ...

I am using TextFormField in my code and I have added the suffix icon inside it. I want that the value of textformfield will be assigned to the variabl ...

I have created a demo for learning async and await Here it is happening that a statement is executed before await function.. According to me output ...

Is it possible to perform async steps with Timer instead of Future.delayed? The main reason is the availability of cancel() method in the Timer class, ...

I have a problem with flutter printing out the name and rendering Widget name after running the application After running the app the output is Log ...

So I've read the docs and this example in particular: runZoned(() { HttpServer.bind('0.0.0.0', port).then((server) { server.listen(staticFiles. ...

So basically Iam working with the network_info_plus package to read the current connected Wifiname of the device. I want to use a FutureBuilder to get ...

I need to do the widget with Flutter like "N users watch on it now", where N comes from the backend, and I need to update it every 5 seconds if the wi ...

So I'm trying to create a qr scanner feature, I manage to do all the function and functionality for the code, but when my code try to fetch the data t ...

I want to see a the value of a counter in a flutter UI when the counter is updated asynchronously. Staring from the sample flutter project, I would e ...

I'm trying to use an Isolate that will send a request, so as not to block the main thread/isolate. After using so, the function of the spawned Isolat ...