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 DART
0
votes
903
views
1
answer
dart - Style BottomNavigationBar in Flutter
I am trying out Flutter and I am trying to change the colour of the BottomNavigationBar on the app but all I could ... new FirstScreen(), ); } } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
941
views
1
answer
dart - Not able to change TextField Border Color
I am trying to change color of the border of my TextField using a BorderSide, but it does not work. This is ... of the result is shown below. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.1k
views
1
answer
dart - How to run code after some delay in Flutter?
I'd like to execute a function after a certain delay after my Widget is built. What's the idiomatic way ... style property after some duration. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.1k
views
1
answer
dart - How to Move bottomsheet along with keyboard which has textfield(autofocused is true)?
I'm trying to make a bottomsheet that has a text field and autofocus is set to true so that the keyboard pops up ... , maxLines: 4, ),]); See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
2.0k
views
1
answer
dart - Horizontally scrollable cards with Snap effect in flutter
I want to create a list of cards scrolling horizontally with snap to fit effect when swiped either from left or right. Each ... , ), ), ); } } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.1k
views
1
answer
dart - How can I add shadow to the widget in flutter?
How can I add shadow to the widget like in the picture below? This is my current widget code. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
848
views
1
answer
dart - How to create Toast in Flutter
Can I create something similar to Toasts in Flutter? Just a tiny notification window that is not directly in the ... fade the view behind it. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
846
views
1
answer
dart - forEach vs for in: Different Behavior When Calling a Method
I noticed that forEach and for in to produce different behavior. I have a list of RegExp and want to run ... different results. Why is this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
785
views
1
answer
dart - Refer classes by their metadata tag
Is it possible to find(probably with the mirror API) all classes(in my project) with some metadata ... = getClassMirrorsByTag(#foo); } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.6k
views
1
answer
dart - Multiple widgets used the same GlobalKey
I'm using Flutter. I have a simple app with 3 tabs. There is a RefreshIndicator in each tab with a ListView. ... times. Thank you for any help. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
920
views
1
answer
dart - Usage of FutureBuilder with setState
How to use the FutureBuilder with setState properly? For example, when i create a stateful widget its starting to load data ( ... ; } }, ); } } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.6k
views
1
answer
dart - Flutter: There should be exactly one item with [DropdownButton]'s value
I am trying to create a dropdown button in Flutter. I am getting a List from my database then I pass the list ... to get my List from database. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.9k
views
1
answer
dart - Invalid Arabic characters With Utf-8 charset Retrived with http.get Flutter
Hi i'm trying to Fetch data from the internet in flutter and as long as all characters in response.body are ... the text in a text widget: See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.4k
views
1
answer
dart - Flutter Navigator not working
I have app with two screens, and I want to make push from 1st to second screen by pressing button. Screen 1 ... a Navigator. What is wrong? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
959
views
1
answer
dart - Does using const in the widget tree improve performance?
When creating a widget tree, will inserting const before static widgets improve performance? ie child: const Text( ... Thanks for your answers! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.3k
views
1
answer
dart - Flutter camera appears stretched
I've been playing around with flutter an i'm loving it so far, but I'm having an issue getting the ... stretched but still fills the screen? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.2k
views
1
answer
dart - How can we change appbar background color in flutter
I am trying to set a common theme for app so I need to change appbar color as a color that indicates hex code ... can I do this from themeData? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
776
views
1
answer
dart - How to schedule background tasks in Flutter?
I have been looking a lot for this but haven't found any packages or a way to schedule background tasks ... to schedule background tasks). See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
983
views
1
answer
dart - How to use InputFormatter on Flutter TextField?
What do I need to insert into TextField(inputFormatters:? I want to disallow and / in one TextField and only allow a to Z in another. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.4k
views
1
answer
dart - flutter run function every x amount of seconds
inside my flutter app I want to check my api every 10 seconds. I found this post to run a function every x ... anybody know how to fix this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.7k
views
1
answer
dart - Flutter: How to get upload / download progress for http requests
I am writing an app that uploads an image to a server, and instead of just showing a spinner, I'd love to ... with current dart / flutter APIs? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
917
views
1
answer
dart - How do I crop an image in Flutter?
Let's say I have a rectangular, portrait image: I'd like to crop it, such that it's rendered like this: How ... from https://flic.kr/p/nwXTDb) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.1k
views
1
answer
dart - how to convert an image to base64 image in flutter?
I am actually trying to convert an image picked by ImagePicker in flutter to base64 image. I am always getting ... mistake . Many thanks, Mahi See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
1.1k
views
1
answer
dart - Formatting a Duration like HH:mm:ss
Is there a good way to format a Duration in something like hh:mm:ss, without having to deal with time zones? I ... I get this: 0:00:00.000000 See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
804
views
1
answer
dart - Flutter, render widget after async call
I would like to render a widget that needs an HTTP call to gather some data. Got the following code (simplified ... the widget does not update. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
966
views
1
answer
dart - Creating Image Carousel in Flutter
How can i create an Carousel of Containers Like the example below? I looked at Pageview class but this only displays ... how i can fix this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
769
views
1
answer
dart - how to create toolbar searchview in flutter
i need to implement searchview in toolbar my app to achieve list view list filter. like below image, i searched ... , thank you in advance. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
925
views
1
answer
dart - Flutter: Setting the height of the AppBar
How can I simply set the height of the AppBar in Flutter? The title of the bar should be staying centered vertically (in that AppBar). See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
Page:
« prev
1
...
6
7
8
9
10
11
12
13
14
15
16
...
31
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] selenium的webdriver可以以无窗口的方式启动IE浏览器吗?
[2] load data from text with pandas with a two characters as separator
[3] command line - How to make an alias for Kubectl in Windows using ENV Variables?
[4] Azure Media Servicdes: client.Assets.CreatOrUpdateAsync results in error: The resource Type is invalid
[5] python - Best parameters of an Optuna multi-objective optimization
[6] 为什么这个爬虫一直412
[7] python - time evolution of a matrix?
[8] Angular版本升级出现问题了
[9] Fail2ban无法启用sshd jail
[10] nodejs文字点选验证
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
...