Most voted "flutter" questions
Flutter is a mobile application development SDK created by Google.
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answer175
viewsThe method 'setState' isn’t defined for the type 'Myapp'
I’m starting in flutter, but I came across this mistake in setState. Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar( title: Text('Horímetro'), ), body:…
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answer32
viewsWhen writing in input the text starts in the middle instead of the beginning
When writing in the input the text starts in the middle instead of the beginning. How do I change it? I already changed the padding but the text stays in the middle. Sample image: Code: Widget…
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answer124
viewsHow to validate fields with Flutter?
I have a screen that needs to validate 2 fields. If one or both receive wrong values, return me one snackbar with the error message. However, I would like to leave the field in red as soon as I…
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answer94
viewsCalculation of age using Dart
I have a field that is for "date of birth" Textformfield and I have a mask to facilitate user typing (dd/mm/yyyy) but I need a validation that, depending on what the user type is not possible to…
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answer38
viewsSplash Screen does not appear in the flutter app
Hi, I’m having trouble showing Splash Screen on my flutter app and would like help. When opening the application it appears, but is only visible for 1 second, even if I put a 3-second timer. This…
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answers29
viewsOFFTOPIC - Dev reference in Brazil
Guys, sorry about OFFTOPIC Who do you think is the reference person who represents the DEV community in Brazil? Has some name?
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answer292
viewsFlutter : Listview Builder - Text
Good afternoon, you guys! Could you help me with a question? What am I doing: I created a Listview. inside my body. As you can see I am passing an itemCount: data.length, because I created a List…
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answer50
viewsFlutter - message is only sent if all fields are filled
When I try to send a message without an image, the Mailer shows an error, but if I take the field ..attachments.add(new Fileattachment(_imagemAn,)); the message is sent normally without presenting…
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answer43
viewsFlutter Listview does not show updated data
Good morning, you guys. I am in trouble when I upgraded to Flutter 2. I am taking the course of Alura and the project was done with the previous Flutter. When registering a transfer in…
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answers39
viewsHow do you ask a good question?
Impossible to ask a good question on this site, besides the bad explanation and a bad tutorial, all questions are rated as outside the scope of the site or things like that, even making clear which…
flutterasked 3 years, 3 months ago Programador otaku 1