GGroup: window.padding.top return 0 in release mode
Hello flutter, I was trying to build a custom UI without Material widgets, but I found it wired when dealing with the status bar. In debug mode, everything works fine, but in release mode(start app with flutter run —-release), the top padding retrieved from ui.window is 0. What’s wrong in the
Submitted June 04, 2018 at 07:06AM by 李少杰
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Hello flutter, I was trying to build a custom UI without Material widgets, but I found it wired when dealing with the status bar. In debug mode, everything works fine, but in release mode(start app with flutter run —-release), the top padding retrieved from ui.window is 0. What’s wrong in the
Submitted June 04, 2018 at 07:06AM by 李少杰
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Reddit: Refactoring a Legacy Flutter App - Part 1
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Submitted June 04, 2018 at 07:39AM by Purple_Pizzazz
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Submitted June 04, 2018 at 07:39AM by Purple_Pizzazz
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Medium
Refactoring a Legacy Flutter App - Part 1
This is the first post in a series where we’ll attempt to safely and gradually refactor a legacy app written in Flutter.
Reddit: How to Develop an Android App with Flutter SDK using Dart Tutorial
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Submitted June 04, 2018 at 07:31AM by developine
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Submitted June 04, 2018 at 07:31AM by developine
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Welcome to Developine
How to Develop an Android App with Flutter SDK using Dart Tutorial
In this tutorial, we will learn: What is Flutter SDK? How to use Dart programming language with Flutter. How Flutter can be used for Android and iOS app development. How to setup development environment for developing cross-platform Android and iOS apps using…
GGroup: In one line,How to build a auto-scrolling text to show all string, Instead of use clip or ellipsis?
< https://lh3.googleusercontent.com/-g4sjvx2U98s/WxTbG3mJusI/AAAAAAAAAAY/EDA9O4Is0kcijEZ6s9h58EtXde3fBkG0ACLcBGAs/s1600/xxx.gif > what I need is a widget like the gif above. I have tried to do,but have no way to start. can you give me some suggestion? thank you very much!
Submitted June 04, 2018 at 08:32AM by huang
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< https://lh3.googleusercontent.com/-g4sjvx2U98s/WxTbG3mJusI/AAAAAAAAAAY/EDA9O4Is0kcijEZ6s9h58EtXde3fBkG0ACLcBGAs/s1600/xxx.gif > what I need is a widget like the gif above. I have tried to do,but have no way to start. can you give me some suggestion? thank you very much!
Submitted June 04, 2018 at 08:32AM by huang
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Reddit: Flutter: Nested ListView
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Submitted June 04, 2018 at 09:05AM by Purple_Pizzazz
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https://www.youtube.com/watch?v=1LGKZsff8bQ
Submitted June 04, 2018 at 09:05AM by Purple_Pizzazz
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YouTube
Flutter Nested ListView
Source codehttps://github.com/IhorKlimov/Flutter-Nested-ListViewCheck out my blogwww.myhexaville.com
Reddit: Simple Milky Way animation with Flutter
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Submitted June 04, 2018 at 10:27AM by Elixane
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Submitted June 04, 2018 at 10:27AM by Elixane
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Medium
Simple Milky Way animation with Flutter
Hi all, in this article, we’ll practice how to make a simple animation in flutter from scratch. I’ll make a milky way contains starry sky…
Reddit: Material Design Flutter tutorials
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Submitted June 04, 2018 at 12:52PM by Elixane
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Submitted June 04, 2018 at 12:52PM by Elixane
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Material Design
Developer tutorials
Build beautiful, usable products faster. Material Design is an adaptable system—backed by open-source code—that helps teams build high quality digital experiences.
GGroup: How can I build a good searching system in flutter? data will backup by realtime database/firestore
i want to stream video from URLs, and URL will be stored in firebase real-time database or firestore
Submitted June 04, 2018 at 02:01PM by Adnan Ahmed
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i want to stream video from URLs, and URL will be stored in firebase real-time database or firestore
Submitted June 04, 2018 at 02:01PM by Adnan Ahmed
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GGroup: is it possible to style TextFormField error
is it possible to style TextFormField error eg: text align
Submitted June 04, 2018 at 02:50PM by Michael Tawiah Sowah
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is it possible to style TextFormField error eg: text align
Submitted June 04, 2018 at 02:50PM by Michael Tawiah Sowah
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Reddit: Form with custom widgets
What’s the best way to give FormField behavior to a custom widget? I want it to be validated and saved to the form state as well. I have no idea how to use FormField or if extending it is the right way to do it. Could you show me an example on how adding a custom widget to a form would be best done in flutter?Thanks
Submitted June 04, 2018 at 03:02PM by Ruditorres
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What’s the best way to give FormField behavior to a custom widget? I want it to be validated and saved to the form state as well. I have no idea how to use FormField or if extending it is the right way to do it. Could you show me an example on how adding a custom widget to a form would be best done in flutter?Thanks
Submitted June 04, 2018 at 03:02PM by Ruditorres
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reddit
r/FlutterDev - Form with custom widgets
1 votes and 0 so far on reddit
GGroup: Where I can get Flutter MVP Tutorial?
Hi, I need to learn how to integrate MVP in Flutter. There is many example about login tutorial but they are all confusing. I need to make Login page and keep the Login state alive. If example 5 min no interaction than app will redirect user to Login page. I need to learn MVP in Flutter to
Submitted June 04, 2018 at 03:14PM by Niyazi Toros
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Hi, I need to learn how to integrate MVP in Flutter. There is many example about login tutorial but they are all confusing. I need to make Login page and keep the Login state alive. If example 5 min no interaction than app will redirect user to Login page. I need to learn MVP in Flutter to
Submitted June 04, 2018 at 03:14PM by Niyazi Toros
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Reddit: One to find them all: How to use Service Locators with Flutter
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Submitted June 04, 2018 at 03:30PM by escamoteur
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Submitted June 04, 2018 at 03:30PM by escamoteur
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Guru Meditation
One to find them all: How to use Service Locators with Flutter
Most people when starting with Flutter will start looking for a way how to access their data from the views to separate them. What’s recommended in the Flutter docs is using an InheritedWidge…
GGroup: [off-topic] Flutter stickers/swag
Quick question - forgive if wrong place to ask. I'm doing a couple conference sessions this summer in late-June and early-August introducing and experiences with Flutter for mobile development. Does anyone know if there is a potential source of Flutter/Firebase/related stickers/swag that I
Submitted June 04, 2018 at 04:08PM by Bruce Abernethy
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Quick question - forgive if wrong place to ask. I'm doing a couple conference sessions this summer in late-June and early-August introducing and experiences with Flutter for mobile development. Does anyone know if there is a potential source of Flutter/Firebase/related stickers/swag that I
Submitted June 04, 2018 at 04:08PM by Bruce Abernethy
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GGroup: Error during layout -- BoxConstrains forces an infinite height
Hello devs, i want to make a scrollable textview so I went for this layout: Center > Container > Column > LayoutBuilder(so i can know the screen/parent's size) > Container > ListView > Text ERROR: I/flutter (23908): ══╡ EXCEPTION CAUGHT BY RENDERING LIBRARY ╞═══════════════════════════════════
Submitted June 04, 2018 at 08:09PM by the_aceix
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Hello devs, i want to make a scrollable textview so I went for this layout: Center > Container > Column > LayoutBuilder(so i can know the screen/parent's size) > Container > ListView > Text ERROR: I/flutter (23908): ══╡ EXCEPTION CAUGHT BY RENDERING LIBRARY ╞═══════════════════════════════════
Submitted June 04, 2018 at 08:09PM by the_aceix
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GGroup: Proper way to use ListView with lots of Images?
Hi, For example, when building a ListView that functions as a simple Gallery app (i.e. loads photos from the user's external storage), my app quickly runs out of memory and is killed by the system (Android, in this case) when scrolling through the list. This may be exaggerated by Flutter's image
Submitted June 04, 2018 at 08:50PM by Mike Maksymowych
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Hi, For example, when building a ListView that functions as a simple Gallery app (i.e. loads photos from the user's external storage), my app quickly runs out of memory and is killed by the system (Android, in this case) when scrolling through the list. This may be exaggerated by Flutter's image
Submitted June 04, 2018 at 08:50PM by Mike Maksymowych
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GGroup: DartPad now uses Dart 2 SDK, semantics
DartPad , a web-based interactive dart service for experimenting with Dart without requiring a local SDK, is now live with Dart 2 by default. *How does this impact users of DartPad?* Dart 2 language features are now available
Submitted June 04, 2018 at 09:07PM by Janice Collins
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DartPad , a web-based interactive dart service for experimenting with Dart without requiring a local SDK, is now live with Dart 2 by default. *How does this impact users of DartPad?* Dart 2 language features are now available
Submitted June 04, 2018 at 09:07PM by Janice Collins
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Reddit: The Flutter team is looking for participants for UX research studies.
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Submitted June 04, 2018 at 09:26PM by KingBaal
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Submitted June 04, 2018 at 09:26PM by KingBaal
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Google Docs
Flutter UX Research Sign-up Form
Tell us what you think about Flutter and help us test new features by participating in our UX research studies. For study sessions that last longer than 30 minutes, Google usually provides a gift as a token of appreciation to participants in many regions…
GGroup: Re: Proper way to use ListView with lots of Images?
The root issue is that the default ImageCache holds onto the last 1000 decoded images (regardless of size or memory pressure). +Jonah Williams is working on fixing this as we speak. :/ https://ift.tt/2JoHqAm On Mon, Jun 4, 2018 at 11:50 AM Mike
Submitted June 04, 2018 at 09:57PM by eseidel
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The root issue is that the default ImageCache holds onto the last 1000 decoded images (regardless of size or memory pressure). +Jonah Williams is working on fixing this as we speak. :/ https://ift.tt/2JoHqAm On Mon, Jun 4, 2018 at 11:50 AM Mike
Submitted June 04, 2018 at 09:57PM by eseidel
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GitHub
Example implementation of Image changes by jonahwilliams · Pull Request #17614 · flutter/flutter
Improvements to Image Caching and Loading
Background
The high level goals of this design are an improvement to the image caching system:
Intuitive and reasonable default behavior for the ImageCach...
Background
The high level goals of this design are an improvement to the image caching system:
Intuitive and reasonable default behavior for the ImageCach...
Reddit: Flutter Custom Paint Tutorial | Build a Radial Progress
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Submitted June 04, 2018 at 10:06PM by Purple_Pizzazz
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Submitted June 04, 2018 at 10:06PM by Purple_Pizzazz
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Medium
Flutter Custom Paint Tutorial | Build a Radial Progress
Flutter is on the rolls nowadays! Like everything related to UI, Flutter makes custom drawing easy too. We will be building a radial…
GGroup: ListView to ListView.builder
Hi, I just read it's best to use ListView.builder for a larger number of items. My problem is that I built my constructor with the standard ListView and now I'm struggling to change my code to ListView.builder. I've been playing with my code the last few days but never succeeded I hope some
Submitted June 04, 2018 at 11:46PM by Marc Andrew
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Hi, I just read it's best to use ListView.builder for a larger number of items. My problem is that I built my constructor with the standard ListView and now I'm struggling to change my code to ListView.builder. I've been playing with my code the last few days but never succeeded I hope some
Submitted June 04, 2018 at 11:46PM by Marc Andrew
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Reddit: [Question] How can I store user created objects in local storage and retrieve to a List?
I am recreating my app Call Manager in Flutter and I am having a very difficult time storing objects and retrieving them into a list. Using SharedPreferences and GSON works well for the full Android app, but as GSON does not exist in Flutter, it seems to me that storing onjects as JSON data is the way to go.The flow should be as follows:The user add a new call on the AddNewCall screen. This includes a name, phone number, and optional description'When the user clicks the 'Save' button, a Call object is created from the text in those fields. The object is encoded into a String like this:
Submitted June 05, 2018 at 02:25AM by GroovinChip
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I am recreating my app Call Manager in Flutter and I am having a very difficult time storing objects and retrieving them into a list. Using SharedPreferences and GSON works well for the full Android app, but as GSON does not exist in Flutter, it seems to me that storing onjects as JSON data is the way to go.The flow should be as follows:The user add a new call on the AddNewCall screen. This includes a name, phone number, and optional description'When the user clicks the 'Save' button, a Call object is created from the text in those fields. The object is encoded into a String like this:
String jsonData = json.encode(newCallObject);
The call JSON data is saved into the app's local storage using getApplicationDocumentsDirectory()
The user is taken back to the main screen, where the JSON file will be loaded into the app asynchronously in the initState()
method.The JSON data is decoded and added to a ListViewThe problem I am experiencing is that as the JSON data is added to the file is Step 3, it will look like this: {sampleData}{sampleData}
instead of being surrounded in []
, as an array. The app hiccups when reading in the file because of this. My solution thus far has been to parse the contents of the file into an array, stick an underscore in between the }{, and split the resulting String into an array of type String. It looks like this:String jsonCalls = await file.readAsString();jsonCalls = jsonCalls.replaceAll('}{', '}_{');List<String> temp = jsonCalls.split('_');
So now I get an array with JSON strings in them, but I am stuck on being able to access the values in each JSON string. This whole approach that I'm taking seems way over-complicated too. There must be a better way, but I have googled like crazy and found nothing. Are you guys able to help me out?Thanks!EDIT: Here is the StackOverflow post, if you want to answer thereSubmitted June 05, 2018 at 02:25AM by GroovinChip
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Google Play
Call Manager - Apps on Google Play
This app streamlines the process of making multiple phone calls. I always find myself having a lot of calls to make, so I created this app to help me as I didn't like writing everything down on paper or in a list app. Features:- Add a phone call with a name…