I have list of data and I want to filter them from earliest to lates The list with data looks like this: [{id: 73, startTime: 2022-12-13T15:30:57.244Z}, {id: 74, startTime: 2022-12-13T10:00:57.244Z}]; And the output should look like this: [{id: 74, startTime:…
the color is not recognize by the VScode(flutter) The named parameter 'color' isn't defined. Try correcting the name to an existing named parameter's name, or defining a named parameter with the name 'color'.dartundefined_ enter image description here I tried a…
When i am exporting svg images from figma, these images in flutter are not rendering and throwing error ? Even using flutter_svg package.
I want to know how to make a validation in flutter where IF a TextFormField is filled then when you hit "send" then it doesn't let you go to the next section until all other textformfields must be filled, BUT…
I want to get length of group field and set it to ListView.builder item count property, There is image of my firebase collections my code here StreamBuilder<QuerySnapshot>( stream: FirebaseFirestore.instance.collection("users").snapshots(), builder: (context, AsyncSnapshot<QuerySnapshot> snapshot) { if (snapshot.hasData) { final isCollectionEmpty =…
I want to know what is the right way to dispose all text editing controllers in a list in flutter? List<TextEditingController> controllers = []; I tried this, but it's not working. What should be the correct approach for it? dispose(){…
I am trying to delete a field from my firebase array. I am using this code but it deletes then whole activity array. FirebaseFirestore.instance .collection( widget.user.user.uid) .doc(documentName) .update({ "activities": FieldValue.delete() Instead I want to delete a specific field from 'activities'…
As the above picture shows i have 4 seprate areas with 4 seperate motion defined. For example: I want to slide the positioned widget in top left to bottom right diagonal if user begins sliding at the red box. I…
Newbie's Simple question. I would like to save the result of a variable created with a callback as a var and output it within the text of another widget. What should I do..? Row( children: [ Expanded( child: Container( height:…
Hi I have a dynamic json the details in it changes in every product so I wanna show keys along side their corresponding data any example would be great I am struggling with this. sample json in appDetails wanna show…