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Recent questions tagged Dart
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dart - How to listen for document changes in Cloud Firestore using Flutter?
I would like to have a listener method that checks for changes to a collection of documents if changes ... on CollectionReference. Any ideas? See Question&Answers more detail:os...
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dart - How to go back and refresh the previous page in Flutter?
I have a home page which when clicked takes me to another page through navigates, do some operations in then ... and refreshes the home page? See Question&Answers more detail:os...
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dart - How to load JSON assets into Flutter App
How do I load a JSON asset into my Flutter app? My pubspec.yaml file has the following: assets: - assets/ ... parameter type 'String'. Thanks! See Question&Answers more detail:os...
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dart - How to detect swipe in flutter
I've tried using the swipe detector plugin for flutter to achieve navigating to a new screen on swipe right but it's not ... , ], ), ) ) ); See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter: How to open Drawer programmatically
I want to open Drawer programmatically not by sliding it, how to disable that sliding functionality (touch functionality of Drawer) See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter - I am looking for a way to do a pulse animation
i am trying to achieved some thing like this in flutter See Question&Answers more detail:os...
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dart - How to save and download text file in Flutter web application
I am new to Flutter and working in a flutter web application, My requirement is to create and download a text ... anyone help me to achieve this See Question&Answers more detail:os...
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Oct 24, 2021
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dart - how to set showModalBottomSheet to full height?
I use showRoundedModalBottomSheet, how can I adjust this modal height till the appbar? See Question&Answers more detail:os...
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Oct 24, 2021
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dart - How to check if dark mode is enabled on iOS/Android using Flutter?
How can I check if dark mode is enabled in Android Q with Flutter? I know how to set the dark mode, but ... theme. darkTheme: ThemeData.dark(), See Question&Answers more detail:os...
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dart - When to use Provider.of<X> vs. Consumer<X> in Flutter
I'm still wrapping my head around state-management techniques in flutter and am a bit confused about when and why ... all when we have Consumer? See Question&Answers more detail:os...
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dart - How to make a phone call from a flutter app
I try to make a phone call from my Flutter app. With the following code: UrlLauncher.launch('tel: xxxxxxxx'); I ... a phone call from my app? See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter stuck at Installing buildappoutputsapkapp.apk
when I run $ flutter run I'm getting a prompt on my mobile device asking if I want to install the app on my ... .apk... 14.9s Then nothing. See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter give container rounded border
I'm making container, I gave it a border, but I would be nice to have rounded borders. This is what I have ... for this? Thanks in advance!!! See Question&Answers more detail:os...
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Oct 24, 2021
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dart - How do I open a web browser (URL) from my Flutter code?
I am building a Flutter app, and I'd like to open a URL into a web browser or browser window (in response to a button tap). How can I do this? See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Multi-line Textfield in flutter
It may sound easy but How can we do a multi-line editable textfield in flutter? TextField works only with ... enter button means no multiline. See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter save a network image to local directory
In Flutter how to save an image from network to the local directory. I am new to encoding and decoding images. ... me in the right direction? See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Make BoxDecoration image faded/transparent
I have the following snippet of code and I would like to make the image faded such that it does not interfere with other ... pic1.jpg'), ) ) ) ) See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Flutter - How to set status bar color when AppBar not present
How to set status bar color when AppBar not present. I have tried this but not working. Widget build(BuildContext ... } Output look like this: See Question&Answers more detail:os...
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dart - Displaying notification badge on BottomNavigationBar's Icon
I'd like to display notification badge (a colored marble) on the top right corner of BottomNavigationBar's Icon ... create a custom Icon class? See Question&Answers more detail:os...
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Oct 24, 2021
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dart - Create a rounded button / button with border-radius in Flutter
I'm currently developing an Android app in Flutter. How can I add a rounded button? See Question&Answers more detail:os...
asked
Oct 17, 2021
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843
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dart - Bind content containing html tags
How can I display content containing html tags like <br> inside a polymer-element like: <polymer-element name="my- ... tags are shown as text. See Question&Answers more detail:os...
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Oct 17, 2021
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dart - How to disable multi-touch in mobile application using flutter
This question is purely based on GestureDetector flutter. For Example: In Application, GestureDetector class is ... /GestureDetector-class.html See Question&Answers more detail:os...
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Oct 17, 2021
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dart - Enable CORS while an XMLHttpRequest error occurs in flutter web
when I will add data to the database using the function, and on the server I have added Access-Control-Allow- ... . how to deactivate CORS?? See Question&Answers more detail:os...
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Oct 17, 2021
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875
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dart - how to add or remove item to the the existing array in firestore ?
Firestore has recently add the new new method FieldValue.arrayUnion(value) and FieldValue.arrayRemove( ... /add-data#update_elements_in_an_array See Question&Answers more detail:os...
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dart - How to count items' occurence in a List
I am new to Dart. Currently I have a List of duplicate items, and I would like to count the occurence of them and store it ... [x] || 0)+1; }); See Question&Answers more detail:os...
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Oct 17, 2021
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71.8m
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votes
841
views
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answer
dart regex matching and get some information from it
For practice, I decided to build something like a Backbone router. The user only needs to give the regex string ... pointers anyone? Thank you. See Question&Answers more detail:os...
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dart - Logging large strings from Flutter
I'm trying to build a Flutter App and learning Dart in the process, but I'm getting kind of frustrated ... them automatically getting cut off? See Question&Answers more detail:os...
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Oct 17, 2021
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dart - Constraining Draggable area
I'm attempting to create a draggable slider-like widget (like a confirm slider). My question is if there is a ... doesn't appear to do that. See Question&Answers more detail:os...
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Oct 17, 2021
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