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Questions - flutter-streambuilder

Flutter stuck with a "DatabaseEvent subtype" error

The below code gives an error of subtype Data Structure code StreamBuilder( stream: _database.orderByKey().onValue, builder: (context, snapshot) { final valudisp = <Card&g...
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Buddy Ramesh

flutter

dart

firebase-realtime-database

stream

flutter-streambuilder

Votes: 0

Answers: 2

Latest Answer

I think you're looking for the DatabaseEvent class there: (snapshot.data! as DatabaseEvent).snapshot.value // 👆
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Frank van Puffelen

Flutter Error: Instance member &#39;user&#39; can&#39;t be accessed using static access

I/m facing this issue. Can anyone assist? Thanks First page Second page. Both pages are shown below
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Dark_programmer

flutter

flutter-provider

flutter-streambuilder

Votes: 0

Answers: 1

Latest Answer

In order to access a member via static access it needs to be marked as static like so: static final myStaticFinalVariable; Alternatively, you must instantiate the class first by creating an instance ...
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Jahn E.

How can I fetch data from Firebase based on the selected date on calendar?

I have a calendar functions as food log where if user select a particular date on that calendar, it would show all the foods has been consumed only on that selected date. My date field is in timestamp...
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jung_66

flutter

datetime

flutter-streambuilder

Votes: 0

Answers: 1

Latest Answer

Assuming you are using a the flutter show the date picker DateTime selectedDate = DateTime.now(); Future<void> _selectDate(BuildContext context) async { final DateTime picked = await showDat...
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griffins

Problem reading last entry in Firestore - Class &#39;_JsonQuerySnapshot&#39; has no instance method &#39;[]&#39;

I am trying to read last entry from Firebase Friestore like this: This is my stream: final getLastEmotion = _emotionsDbReference .orderBy('timeStamp', descending: true) .limit(1) .snapshot...
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AturicLiqr

firebase

flutter

google-cloud-firestore

stream-builder

flutter-streambuilder

Votes: 0

Answers: 2

Latest Answer

You can use like this StreamBuilder( stream: getLastEmotion, builder: (BuildContext context, AsyncSnapshot lastEmotionSnapshot) { if (lastEmotionSnapshot.data == null) { return const CircularPro...
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Khadga shrestha

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