Dart Uri Api - The request changed the link by giving the HTML code to the question mark

I want to get some data from an API, the link contains a question mark, the request using the Uri changed the link so it fails to access to my link. <pre><code>Uri...

Rebuild Parent Widget after closing BottomModalSheet in flutter

Here is my code of BottomModalSheet: <pre><code> onTap: () async{ await scaffoldKey.currentState...

Spawning Isolates in for loop and processing parallelly in Dart

<pre><code>for(int i=0;i&lt;2;i++){ ..............preprocessing(pr)........... ..... = await someFunc(someData[i]) (this line spawns off new Isolate) ..............

Flutter: Use | symbol in Process.runsync

I want to use | pipe symbol in command but it is throwing error whenever i use this or any other special symbol like &gt;, &gt;&gt; in commands. <pre class="lang-d...

Flutter comment_tree 0.3.0 How to remove replies under comments

I use the component as in the description, I can’t figure out how to remove the answer (child component) in the component itself, or at least how to check if it exists...

In Flutter, how to wait for non future function to complete?

In Flutter, Data calculation takes time to compute. how to wait for non-future function to complete? Local Data manipulation takes time to complete. how to assign it a...

Flutter Table Calendar : Showing Event from API to Table Calendar Pub version table_calendar: ^3.0.6

Hi This is my code im new to flutter kindly help me with the when I execute this im getting an error at the value Notifier for the _selectedEvents. im trying to use th...

When the list of size is very big my app is crash. but if the size is small it working. My list size is 12079

<pre class="lang-dart prettyprint-override"><code>static const List &lt;double&gt; mylist=[mydata] //size of my list 12079 double getFLResult({ List&lt;double&gt; elev...

Getting this exception in pubspec.yaml while adding icon for my app

The current Dart SDK version is 2.12.2. <pre><code>Because audioplayers 0.18.3 depends on uuid ^3.0.1 which depends on crypto ^3.0.0, audioplayers 0.18.3 requires...

Unable to use flutter_secure_storage package. I keep on getting errors

This is the error I get: <pre><code>W/KeyStore( 6026): KeyStore exception W/KeyStore( 6026): android.os.ServiceSpecificException: (code 7) W/KeyStore( 6026): at...

I am getting blank value after wraping Text widget in AutoLocalBuilder widget

I am using AutoLocalBuilder widget by using package auto_localization: ^1.2.0 in my project for translating text in selected langauge. The Problem I am facing that aft...

Flutter Dart http2 how to add body to request

I just started learning flutter about 1 and half month ago. All the tutorials I found are in http1.1. We would like to use http2 for less latency. I'm trying to use ht...

After update flutter to 1.22.0-12.0.pre Error package:flutter/src/widgets/scroll_position.dart: _pendingDimensions: is not true

Today after update flutter sdk to 1.22.0-12.0. Wherever the <a href="https://pub.dev/packages/pull_to_refresh" rel="nofollow noreferrer">SmartRefresher</a> package is...

Controlling Carousel Slider from Stream (Flutter)

I have data coming from a stream mainly a queue and current <code>mediaItem</code> of the queue. So the <code>mediaItem</code> is always changing. I got the index usin...

android_alarm_manager plugin does not continue executing in background in Flutter:

I spent whole weekend in experimenting with <a href="https://pub.dartlang.org/packages/android_alarm_manager" rel="nofollow noreferrer">android_alarm_manager</a> plug-...