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New post on /r/flutterdev subreddit:

What packages would I use to create an app that can scan my screen? (See description)
I want to be able to switch to another app, then scan the screen of that app and do something based on that. What packages would I need to do that?Right now, I think I would need a package like this to have an overlay to control the app when it's not in the foreground.Next I think I would need some sort of package to take screenshots. I think I want something like this but I'm not sure.Lastly I think I would need some sort of computer vision package so scan that image and process whatever data. I think I would probably use this package.All these features combined should create something similar to this app.I'd also like to add some sort of auto clicker feature to this app but I have no clue how to do that. All my searching has only found ways to test the gesture class in flutter and I'm fairly sure that's not what I want.

March 13, 2021 at 04:09AM by SirAwesome789
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New post on Flutter Dev Google group:

http Post issues
Hello, I'm having trouble retrieving data via http. I want to send a user name to my node.js api and have it return the encrypted password from the database. I must be missing a step somewhere. In the same app, I have a registration form that posts to the same database using the same api

March 13, 2021 at 05:33AM by Kevin Roberson
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New tweet from FlutterDev:

🥳 Обязательно присоединяйтесь!#FlutterEngage is going to Russia! Join the developers from Russia and @filiphracek from the #Flutter team for a Flutter 2 Q&A!

Tune in 📺https://t.co/jiFtV0UOl1 pic.twitter.com/ijY6s3WE6N— Flutter (@FlutterDev) March 13, 2021

March 13, 2021 at 08:00AM
http://twitter.com/FlutterDev/status/1370630947880730626
New post on /r/flutterdev subreddit:

Flutter 2 gets 3 stable releases in last 10 days. I have handled release engineering before and this gives me chills. Is this release frequency on stable branch common for open source frameworks as compared to enterprise softwares?
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March 13, 2021 at 09:29AM by ankmahato
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New post on /r/flutterdev subreddit:

Do we still need Angular for creating webapps since flutter 2.0?
https://www.youtube.com/watch?v=SnF-6S0bGU4&list=PLl-K7zZEsYLkxEAJUxCfpOwBq0Z2AjL4UIn this official video series from firebase (uploaded some months ago) they show how to build a web application with Angular and Firebase. I only had some few touch points with angular and im wondering if we would still need to use angular?In my case for example I have a working app with flutter. Now with the newest flutter update Im able to open the whole application in the webbrowser. I could just create a different design or page for web and show data to my users or am I completely wrong? I don't see any advantages anymore using Angular for that.Im interested in your recommendations

March 13, 2021 at 11:37AM by md186
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New post on /r/flutterdev subreddit:

Need help to find advanced resources to create apps
I took the complete flutter development bootcamp from Angela Yu, and I don't not what should I do next. I am not a software engineer (I am an electrical engineer) so I do no know how to design a software project. Do you guys know any books or tutorials to learn more about app structure, architecture... with flutter?Also I am confused with the state management part. Should I always use some state management library such as Provider or Riverpod?

March 13, 2021 at 11:20AM by diepala
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New post on /r/flutterdev subreddit:

Best way to have a list with self updating children (which the amount of can change constantly)
Hello everyone,I'm building a qBittorrent controller in Flutter. Now I do have something that functions, but it does throw a few exceptions of the way I set it up and I don't know how to make it better, since I'm self thought. So I'm hoping you guys can help me or point me to something that already exists, here's the explanation:The app gets a list of torrents from the server. It then sorts these based on whether they are active and creates children with a ChangeNotifier to keep the values updated (1s if they are active, longer if they are not). This means the class that holds all the torrents also has to update to check if new ones are added or if the torrent went inactive and needs to reorder the list. This comes with a problem that if a torrent is removed or changed lists it gets removed from the widget tree, but the repeating update call gets executed in a ChangeNotifier that doesn't exist anymore. Also when a regroup happens a lot of widgets are rebuild that probably didn't change. This also means any state, for example if a child has been selected to show more information gets discarded every so many seconds.I'm not sure what a good way of handeling the data, displaying new data and keep them ordered would be, since I just lack experience. I hope it is clear enough. If you need more information do let me know!Thanks in advance :)

March 13, 2021 at 01:28PM by vanthome
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New post on /r/flutterdev subreddit:

Generated classes
I try to sync data via GraphQL from my backend. Therefore I use the artemis package to generate my classes. However I then want to cache the data localy and therefore use the sqfentity_gen package to generate classes to safe my data via sql. I can use a json constructor with each framework to convert the data between.However I want to encapsulate certain functionality since I dont want to just safe changed data localy but sync it to the backend and handle certain errors like merge conflicts or missing network. Therefore I am thinking about wrapping the classes with an other one since I cant change the generated code. Is this a good idea or are there other solutions which work better? Would you use a completly diffrent setup? Glad for any ideas

March 13, 2021 at 01:05PM by spl45hX
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New post on Flutter Dev Google group:

Error: No named parameter with the name 'child'.
Hello there, I'm working on a flutter project. When I try to check the web part I get this error. Launching lib \ main.dart on Chrome in debug mode ... lib / dialogs / common_dialogs.dart: 146: 7: Error: No named parameter with the name 'child'. child: AlertDialog ( ^^\\\\\\\\\\\ '

March 13, 2021 at 02:56PM by Muti
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New post on /r/flutterdev subreddit:

Which would be faster to learn and implement for a python programmer: Flutter or Ionic
I only know python and I think I'm pretty decent at it. Given that, I want to make a mobile app. Ive broken down my options to Ionic or Flutter. If I go with Ionic I have to learn css/html/javascript. If I go with flutter I have to learn dart. Which option would be the faster for me to learn and implement an app given I'm coming from only python? Anyone with relevant experience that can provide insight here?

March 13, 2021 at 03:38PM by miamiredo
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New post on /r/flutterdev subreddit:

What are the limitation of Flutter 2 Desktop ?
I heard that Flutter Desktop don't support webview yet and also don't have a video playerWhat are the other limitations ?(Also tell about Web limitations )

March 13, 2021 at 06:58PM by RageshAntony
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New post on Flutter Dev Google group:

/flutter_localizations.dart'
Hello, I get an underlined error when I want to add "import 'package: flutter_localizations / flutter_localizations.dart';" in main.dart. error message: Target of URI doesn't exist: 'package: flutter_localizations / flutter_localizations.dart'. Try creating the file referenced by the URI, or

March 13, 2021 at 10:59PM by Muti
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New post on /r/flutterdev subreddit:

What is your state management preference
I've been trying out different state management tools for Flutter. For react projects I almost always go for redux, I could even say it's become standard for me and I assume for many people.I'm wondering how this is perceived for Flutter. What is your preference for state management and why? Also if your preference changes depending on context, would be nice to hear about it as well.

March 13, 2021 at 10:17PM by Agyieus
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New tweet from FlutterDev:

💙 Join us as we go live at #FlutterEngage India!

16 local communities in India will come together and host @filiphracek! Tune in to hear exciting #FlutterEngage announcements, updates on Flutter 2, demos and more!

Let's go 👉 https://t.co/qg7MTSqLBC pic.twitter.com/b6ksjGdJ2v— Flutter (@FlutterDev) March 14, 2021

March 14, 2021 at 04:59AM
http://twitter.com/FlutterDev/status/1370947742785286144
New post on /r/flutterdev subreddit:

The `json_helpers` contains functions that make it easier decoding JSON objects directly from strings, lists and maps.
https://pub.dev/packages/json_helpersAllows you to simplify decoding JSON objects directly from `String`, `List` and `Map` values (eg. from request body).```final list = '[{"name":"test1"},{"name":"test1"}]'.decodeJsonList((e) => Data.fromJson(e));print(list[0].name);​final data1 = '{"name":"test1"}'.decodeJson((e) => Data.fromJson(e));print(data1.name);​final data2 = {'name': 'test1'}.fromJson((e) => Data.fromJson(e));print(data2.name);```

March 14, 2021 at 07:51AM by andrew_mezoni
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