Flutter type _InternalLinkedHashMap<String, dynamic> is not a subtype of type List<dynamic>

I'm a Flutter language learner, new to this world, <img src="https://i.stack.imgur.com/LybBB.png" alt="Code Example" /> <a href="https://i.stack.imgur.com/fRj8u...

Unrecognized functions

I'm trying to execute an http request to a local server that I did, but I'm getting the following I / flutter (28338) error message: Bad state: Insecure HTTP is not al...

How do I solve this [DioErrorType.response]: Http status error [422]

I am trying to send a form data to a server and it is returning this error back : <code> Error Message: DioError [DioErrorType.response]: Http status error [422]</code...

AWS Polly Request from Flutter using sigv4 plugin

I am using <a href="https://pub.dev/packages/sigv4" rel="nofollow noreferrer">https://pub.dev/packages/sigv4</a> dart package to make a request to AWS Polly. I am gett...

get data of specific user from rest api in flutter

everyone I have build a rest API which has one to one relationship from parent to child. one parent can have many children. this could be possible link of endpo...

ASP.Net Core Bearer Authentication + flutter client

I have a problem with Bearer Authentication in ASP.NET Core 3.1 Web Api project. I configured authentication like that: <pre><code>services.AddAuthenticatio...

How to receive server-sent events (SSE) in Flutter Web?

I have tried several different SSE-plugins to receive server-sent events in a Flutter Web app, and all of them can connect but I don't receive any events in Flutter. H...

if i make an API call it returns me with HTML code in flutter

I am using <code>HTTP package</code> for making API requests but when I make a request it returns me with <code>Html response</code>. <pre class="lang-dart prettyp...

API give data NULL in first Load

I get the data from API and when API calls on the first load of the screen so API gets the data but in response, the data shows the null value, and when I click on hot...

Flutter || How to send Put request to server when user click on checkbox

I want to perform Update data over the internet when the user clicks on the checkbox it should change to tick mark done and send put request to the server where manual...

I want to fetch the data using api in flutter just like django

I am trying to build freelancing type app. I am using flutter and for my backend data i created an api using django rest framework. Here is the models.py: <pre><co...

Converting object to an encodable object failed due to 404

Receiving 404 error while writing the data in json format. <pre><code>var response = await http.post(Uri.parse(url + /api/register), body...

Is it possible to use imagekit.io or any other CDN for image optimization in flutter

I am working on a flutter application, I am using so many images to build this application. I have tried to use image compression, but it would be really helpful if I...

How to pass data from Model instance (which has a values from api) and give it to Text() widget

How to pass data from Model instance (which has a values from api) and give it to Text() widget? But without an examples with listview please. I need to just give the...

How to not follow redirects on Flutter Web

I can't figure out how to make a POST request that dosen't automatically follow redirects on Flutter Web. I've tried using Flutter's HTTP library, Dart's HTML library,...