Keys! What are they good for?
The key parameter can be found on basically every widget constructor, but their use is less common. Keys preserve state when widgets move around in your widget tree. In practice, this means they can be useful to preserve the user’s scroll location or keep state when modifying a collection. The following article is adapted from the following video: If you prefer to listen/watch rather than read, th
Dart/Flutter の静的解析強化のススメ
TL;DR特にFlutterアプリの場合は、手っ取り早く強め(Flutter推奨 + α)に静的解析強化したいときには以下がお勧めです。 1. インストールpedantic_mono パッケージをインストール。 dev_dependencies: pedantic_mono: any2. analysis_options.yamlの配置https://github.com/mono0926/pedantic_mono/blob/master/example/analysis_options.yaml をプロジェクトのルートに置く。 analysis_options.yaml とはそれでは、以下もう少し詳しく補足していきます。 Dart/Flutterプロジェクトでは、analysis_options.yamlを設定することでその記述内容に応じて静的解析をかけてくれるようになります。
Flutter Design Patterns: 0 — Introduction
Hi, I am Mangirdas, a software engineer and Flutter enthusiast from Lithuania. I have been following the Flutter journey since its version of 0.10.2 but realized that I have not contributed to the Flutter community, yet. So I am more than intrigued to introduce a new article series — Flutter Design Patterns. In the series, I will do my best to describe OOP design patterns, their implementation in
We hear you — learnings from Q3 2019 Flutter user survey
Flutter’s User Experience team runs a survey every quarter to understand what we can do to help you be successful with Flutter. Over 7,500 users participated in the Q3 survey, and we’re here to share what we learned, as always. Overall, 92% of the users were either somewhat satisfied or very satisfied with Flutter. This is the first question we ask in every survey, because it is important for us t
Terminating our business relationship with Daisy AI
In 2018, Streamr announced a partnership with Daisy AI, Japan, an AI platform using blockchain for deep learning, based in Japan. Streamr intended to become Daisy AI’s official data provider to exclusively sell data from Streamr’s decentralized data Marketplace. Daisy AI planned to purchase data for a wide range of purposes, including forecasting stock and cryptocurrency prices, economy insights,
12 Useful libraries to support development using flutter
A library is a collection of subprograms used in software development. Libraries contain ancillary code and data, which provides standalone program services, allowing for the modular sharing and modification of code and data (taken from Wikipedia). In this article we will list 12 very useful and highly maintained community flutter libraries that in my opinion every developer should know about. The
Medium
You can find (just about) anything on Medium — apparently even a page that doesn’t exist. Maybe these stories will take you somewhere new?
[読書ノート] Flutter モバイルアプリ開発バイブル
Flutter モバイルアプリ開発バイブル2019年10月31日発売のFlutter モバイルアプリ開発バイブルという本を、著者の1人である 南里勇気さん(＠neonankiti) から献本していただいたので、それを読んだ感想などを書いていきます。 Chapter1: FlutterとはFlultterの魅力的な点の紹介がざっくり述べられています。また、宣言的UIフレームワークの例として、以下がコード付きで紹介されています。 Appleプラットフォーム: SwiftUIAndroid: Jetpack Composeまた、既存のクロスプラットフォーム開発技術との比較もされていて、全体感が分かるようになっています。 XamarinUnityReact Native個人的に少し違和感があったのは、以下の記述です。 公式サイトでは、3D描画にも将来的に対応すると言及されており、 出典のリンクの記
![[読書ノート] Flutter モバイルアプリ開発バイブル](https://cdn-ak-scissors.b.st-hatena.com/image/square/e7c24301db9e2d2fc6c9a6499ae021a59682812c/height=288;version=1;width=512/https%3A%2F%2Fmiro.medium.com%2Fv2%2Fresize%3Afit%3A389%2F0%2AY2KX3XwYICXhE3S3.jpg)
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Using two or more different versions of Flutter in single machine
週刊 Dart & Flutter インプット ３
週刊 Dart & Flutter インプット ２
Quick tip — sync*, a taste of the future
週刊 Dart / Flutter インプット その１
Creating a Flutter Plugin | Dialog Box
Flutter Interact キーノート 発表内容のまとめ
A brand new DartPad.dev with Flutter support
Keeping State with the Bottom Navigation Bar in Flutter
Blazingly Fast Flutter Driver Tests
Dark Mode in Flutter
How to call a Rust function from Dart using FFI