Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions tagged Flutter
0
votes
1.7k
views
1
answer
flutter - Dart 2.1.0 smart cast using 'is' not working
I'm using the Bloc pattern and have the following code to define my states: import 'package:meta/meta.dart' ... version is atleast 2.1.0. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.3k
views
1
answer
flutter - What is the difference between existing types of snapshots in Firebase?
as I'm further progressing with my code and my coding experiences in Flutter. I've encountered different types of ... ?. Thank you in advance. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.7k
views
1
answer
flutter - Firebase Firestore new line command
I'm trying to utilize a new line command to create a new line in text. It appears from this issue that ... still has the within the string. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.4k
views
1
answer
flutter - Builder versus GlobalKey
Numerous questions relating to building Flutter UIs come down to the wrong BuildContext (such as showing a SnackBar) ... use a Builder instead? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.7k
views
1
answer
flutter - How to capitalize the first letter of a string in dart?
How do I capitalize the first character of a string, while not changing the case of any of the other letters? For ... give "This is a string". See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
3.1k
views
1
answer
flutter - How to fix HttpException: Connection closed before full header was received
I have recently upgraded my flutter version in my app. But when I want to debug the application, it shows ... any workaround, please share. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
2.2k
views
1
answer
flutter - Open drawer on clicking AppBar
If you create an Scafold there is an option for drawer. If you now create this drawer you get automaticly the ... icon for the drawer button? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.2k
views
1
answer
flutter - How to use BottomNavigationBar with Navigator?
The Flutter Gallery example of BottomNavigationBar uses a Stack of FadeTransitions in the body of the Scaffold. I ... any examples of this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.6k
views
1
answer
flutter - Sizing elements to percentage of screen width/height
Is there a simple (non-LayoutBuilder) way to size an element relative to screen size (width/height)? For example: ... to put logic like this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.4k
views
1
answer
flutter - Vertical viewport was given unbounded height
This is my code: @override Widget build(BuildContext context) { return new Material( color: Colors.deepPurpleAccent, ... /object.dart:1555:9) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.8k
views
1
answer
flutter - Unable to find bundled Java version. MacBook Air M1
I was using flutter on MacBook Pro with intel. It was working fine. Now I switch to MacBook Air with M1 ... Doctor found issues in 1 category. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.3k
views
1
answer
flutter - Subclass a class that extends StatelessWidget or StatefulWidget class
Is it possible to create a class that extends a class extending StatelessWidget or StatefulWidget. For example: class ... I had not success. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.9k
views
1
answer
flutter - How to Async/await in List.forEach() in Dart
I'm writing some kind of bot (command line application) and I'm having trouble with async execution when I'm ... wrong I would appreciate it. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.3k
views
1
answer
flutter - FlutterError: Unable to load asset
This is the folder structure of my app .idea .vscode ... See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.9k
views
1
answer
flutter - How to debounce Textfield onChange in Dart?
I'm trying to develop a TextField that update the data on a Firestore database when they change. It seems to ... print(widget.idCliente); } } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.7k
views
1
answer
flutter - InkWell not showing ripple effect
Tapping the container triggers the onTap() handler but does not show any ink splash effect. class _MyHomePageState ... well but in vain. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.9k
views
1
answer
flutter - TextField inside of Row causes layout exception: Unable to calculate size
I'm getting a rendering exception that I don't understand how to fix. I'm attempting to create a column that ... calculate the size of that row? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.3k
views
1
answer
flutter - How do you detect the host platform from Dart code?
For UI that should differ slightly on iOS and Android, i.e. on different platforms, there must be a way to detect ... in the docs. What is it? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.3k
views
1
answer
flutter - How do I use Dart extension functions?
Dart 2.6 introduces a new language feature called "static extension members". However, I do not quite understand ... => this.children.length; See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.2k
views
1
answer
flutter - What does the empty parentheses after the onPressed property mean in Dart?
I know the syntax for calling a function after onPressed and onTap for a widget. There are two options We ... do the empty parentheses mean? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.2k
views
1
answer
flutter - Part of the window dialog(showDatePicker) that falls on top of the pdf(EasyWebView) does not work, not react
I use two plugins: EasyWebView and showDatePicker. In EasyWebView i show pdf via the link. Under certain conditions, I need ... ) ? No issues found! How this can be solved?...
asked
Jan 29, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
0
votes
1.4k
views
1
answer
flutter App项目,ios里,微软中文输入法,打字带拼音
flutter App项目。运行在ios时,输入框打字的时候,微软中文输入法,打字带拼音,拼音和汉字一起出现,不知道怎么解决?...
asked
Jan 29, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
flutter
Page:
« prev
1
2
3
4
5
6
7
8
9
10
...
34
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] vue 下怎么绑定video的url
[2] vue3使用reactive包裹数组如何正确赋值
[3] 树结构添加搜索框以快速定位到与查询条件相匹配的叶子节点或子分支。
[4] ubuntu - MQTT Configuration File Mosquitto on Azure Ubunutu VM
[5] aws lambda - The library libcrypto could not be found
[6] typescript 解构 怎么给类型?
[7] 有哪些好的3D建模软件,最近对3D建模很感兴趣?
[8] symfony - Composer Conflict
[9] android - Listen for dynamic, universal AND deep links all in one intent filter
[10] Oracle SQL - change WHERE condition depending on current_date
2.1m
questions
2.1m
answers
60
comments
57.0k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...