Flutter Tips & Tricks

A collection of all the Flutter tips & tricks I share on X (Twitter), LinkedIn, and Bluesky. If you find this useful, give it a star! 🌟

Preview

Download the App

This repo now has a companion app! Download it here to get all my Flutter tips on your phone:

Full List

I'm adding new tips regularly (newest at the top 👇).

ID	View on GitHub (this repo)	X Post	LinkedIn Post	Bluesky Post	Link on codewithandrea.com
212	Adding a Privacy Manifest in Xcode	link	link	link
211	Fix for Missing Compliance Warning in App Store Connect	link	link	link
210	Material Icons Theme (VSCode Extension)	link	link	link
209	iOS App Store: Build and Upload Script	link	link	link
208	API keys storage: Client or Server?	link	link	link
207	Downloads Count on pub.dev	link	link	link
206	Script to Update the Android Project Settings	link	link	link
205	Error.throwWithStackTrace	link	link	link
204	Apple Small Business Program	link	link	link
203	Declaring Riverpod Providers with Ref	link	link
202	What does flutter pub upgrade do?	link	link
201	Firebase Init with Multiple Flavors	link	link		link
200	Fixing Build Issues - Nuclear Option 💣	link	link
199	Force Update with Remote Config	link	link	link
198	Show the Licenses in your Flutter app	link	link
197	Dark and Tinted Icons on iOS 18	link	link
196	FlutterFire Config with Multiple Flavors (Shell Script)	link	link		link
195	Remote Config via GitHub Gist	link	link
194	Generate Commit Messages with Copilot	link	link		link
193	Control the Code Generation Order	link	link		link
192	Async Stream Initialization with async*	link	link
191	Timing the In-App Review Prompt	link	link		link
190	Working with multiple Xcode versions	link	link
189	Adding a Navigator Observer	link	link
188	Flutter DevTools Logging Page	link	link
187	BuildContext extension for push, pop	link	link
186	ShaderMask + LinearGradient + Text = 🌈	link	link
185	Adding a Badge to an IconButton	link	link	link
184	Detect triple taps with RawGestureDetector	link	link
183	Flutter Sidebar (VSCode)	link	link
182	DevTools Performance Rebuild Stats	link	link	link
181	The CarouselView Widget	link	link	link
180	The dart pub unpack command	link	link
179	The OverflowBar widget	link	link	link
178	Futures: await vs unawaited vs ignore	link	link
177	Useful arguments in the log function (from dart:developer)	link	link
176	Use unawaited for your analytics calls	link	link
175	How to use --dart-define-from-file with .env and json files	link	link		link
174	Get the Current Method Name (Hack)	link	link
173	Hugeicons (4,000 stroke Flutter icons)	link	link	link
172	Dio + CancelToken + Riverpod = ❤️	link	link	link
171	TextField with Selection Height Style	link	link
170	The build method: DOs and DON'Ts	link	link		link
169	Transparent Images With Opacity	link	link
168	Disposing fields to avoid memory leaks	link	link
167	Find Unused Dart Files (VSCode Extension)	link	link
166	Conditional Imports for Web/Native APIs	link	link
165	Use defaultTargetPlatform and kIsWeb	link	link	link
164	The UniversalPlatform Package	link	link
163	Taking screenshots with the Flutter CLI	link	link
162	Flutter Web App Initialization Logic with CSS Loader	link	link
161	Transform SVG assets at build time	link	link
160	JsonCodable (Dart Macros experiment)	link	link
159	Useful Aliases for Flutter Development	link	link
158	Hide Generated Dart Files in GitHub PRs	link	link		link
157	Force App Upgrade Gone Wrong 😭	link	link
156	Debouncing in Flutter	link	link		link
155	Null-aware spread operator (...?)	link	link
154	Loading UI with Shimmer effect	link	link
153	Zoom an image with InteractiveViewer	link	link
152	Logging HTTP status codes with emojis	link	link
151	Scroll-to-index inside a ListView	link	link
150	Preloading SVG assets in Flutter	link	link
149	Environment variables in Dart	link	link
148	Determinate Circular Progress Indicator	link	link
147	How to bundle assets based on flavor	link	link
146	Extension methods vs types (Dart 3.3)	link	link
145	Write reusable widgets!	link	link
144	Scheduling microtasks in Dart	link	link
143	We need to talk about FlutterFlow!	link	link		link
142	Launching your Flutter app with flavors	link	link
141	⚠️ debugPrint prints in release mode ⚠️	link	link
140	Toggle Inlay Hints in VSCode	link	link
139	GitHub Copilot Tips for Flutter Devs	link	link		link
138	Opening URLs with xcrun / adb	link	link
137	Combining Streams with RxDart	link	link		link
136	Use IntrinsicWidth, not fixed width	link	link
135	Replace Container with nested widgets	link	link
134	Debug Paint Size (DevTools)	link	link
133	SelectionArea across multiple widgets	link	link
132	Highlight oversized images with the Flutter DevTools	link	link
131	Async Dependency Initialization with requireValue (Riverpod)	link	link		link
130	8 Steps to Follow When Building Your Next Flutter App	link	link		link
129	VSCode Debug Toolbar in Command Center	link	link
128	Error Handling during App Startup	link	link		link
127	Full-Text Search: Firestore Extensions	link	link
126	How to work with webhooks?	link	link		link
125	Xcode 15 DT_TOOLCHAIN_DIR issue	link	link
124	Payment options on mobile and web	link	link
123	Top reasons for using a realtime backend	link	link		link
122	First steps to tackle when starting a new mobile app	link	link		link
121	Fetching vs Mutating data with Riverpod	link	link		link
120	Flutter web: redirect to an external URL	link	link
119	VSCode Quick Fix: Create constructor for final fields, required named	link	link
118	How to Inspect Network Requests with the Flutter DevTools	link
117	Are global variables bad?	link	link
116	Measuring execution time in Dart	link	link
115	Find the Invalid Switch Expression 🧐	link	link
114	6 steps to minimize your Firebase Bill	link	link
113	Conditional JSON parsing in Dart 3	link	link
112	Switch Matrix in Dart 3	link	link
111	Destructuring Lists in Dart	link	link
110	Getting a Future from a FutureProvider with Riverpod	link	link
109	Record Equality in Dart 3	link	link
108	MediaQuery as InheritedModel	link	link	link
107	Happy Birthday with records in Dart 3	link
106	Return without async/await	link
105	Creating an empty Flutter project	link
104	[core/duplicate-app] A Firebase App named "[DEFAULT]" already exists	link
103	Firebase Auth flow in 5 minutes	link
102	Storing API keys in a JSON file	link			link
101	Backend-agnostic Flutter apps	link			link
100	Firestore Security Rules Playground	link
99	Firestore OR queries 🔥	link
98	Pagination with FirestoreListView	link			link
97	Riverpod Notifier with build arguments	link
96	Cloud Firestore - Cache Size	link
95	StreamProvider with Riverpod Generator	link			link
94	Fix missing ProviderScope error with Riverpod Lint	link			link
93	Add a part file with Riverpod Snippets	link
92	Firebase Billing and Cost Calculator	link
91	Got linter issues? Use dart fix --apply	link			link
90	Using context.mounted in Flutter 3.7	link			link
89	Using serverTimestamp() in Firestore	link
88	Get a single item from a list	link
87	The Accessibility Tools package	link
86	Dart code samples in the Firebase docs	link
85	Use ChatGPT to do custom styling in Flutter	link
84	Using the query builder UI in Cloud Firestore	link
83	Update packages with the Version Lens VSCode extension	link			link
82	Cloud Firestore collection count	link
81	How to use the new Riverpod Generator package	link			link
80	How to use Future.wait() in Dart	link
79	String multiplication in Dart	link
78	How to nest generated files in VSCode	link
77	Using AnimatedContainer to animate Container properties	link
76	Enable sticky scroll in VSCode	link
75	Using build_runner in watch mode	link
74	Functions as arguments (with tear-off)	link
73	How to Define Type Aliases in Dart	link
72	Use Type Annotations for Safer Code	link
71	Prefer const over final over var	link
70	Flutter app localization in 5 min	link			link
69	Use SizedBox.shrink() to return an empty box	link
68	--enable-asserts flag in Dart / Flutter	link
67	REST Client extension for VSCode	link			link
66	The HtmlUnescape package	link
65	How kIsWeb works in Flutter	link
64	When to use each Riverpod provider?	link
63	Explicit error types with Either	link			link
62	Exception handling: try/catch vs Result	link			link
61	Errors vs Exceptions in Flutter	link
60	Do not use BuildContexts across async gaps (and what to do instead)	link
59	Flutter Riverpod: How to Register a Listener during App Startup	link			link
58	Using test tags in Flutter	link			link
57	Singletons in Flutter: Drawbacks	link			link
56	Riverpod: Async init with Provider Overrides	link
55	How to run multiple test variants	link			link
54	Riverpod tip for less boilerplate (Passing Ref)	link
53	How to Create DartPad Examples from GitHub Gists	link			link
52	How to Add a Custom Test Timeout in Flutter	link			link
51	Golden Image Testing with Robot Testing	link
50	Dart 2.17: Enhanced Enums with Members	link			link
49	Dart 2.17: Super Initializers	link			link
48	Testing functions that throw	link			link
47	Why write automated tests?	link
46	Riverpod: difference between ref.watch, ref.read, ref.listen	link
45	The Map.update() method	link			link
44	AsyncValue.guard() vs try/catch	link			link
43	How to write a reactive in-memory store with RxDart	link
42	How to Generate and Analyze a Flutter Test Coverage Report in VSCode	link			link
41	Using Fake Repositories for Testing	link
40	Anatomy of a Riverpod Provider	link
39	Flutter Project Structure: Feature-first or Layer-first?	link			link
38	Popular architectures for Flutter development	link			link
37	Rules to follow for good app architecture	link
36	GoRouter: go vs push	link			link
35	AsyncValue vs FutureBuilder & StreamBuilder	link			link
34	How to use WidgetsBindingObserver	link
33	VSCode extensions to speed-up your Flutter workflow	link			link
32	Flutter tip: use composition aggressively	link
31	How to use the Flutter Widget Inspector	link
30	VSCode launch configurations	link
29	Domain-Driven Exception Handling	link
28	DDD: The Domain Model	link
27	Better Comments Extension for VSCode	link
26	Running tests with GitHub actions	link
25	How to run Flutter Integration Tests at Hyper Speed	link
24	Simplified Flutter App Localization	link			link
23	The Gap Widget	link
22	App Development workflow in 6 steps	link
21	Repositories as abstract classes (program to interfaces, not implementations)	link			link
20	How to configure multiple Firebase environments with FlutterFire CLI	link
19	How to use Robot Testing to write more readable widget tests	link
18	How to create a Flutter GridView with content-sized items	link			link
17	6 common sources of errors in Flutter apps	link
16	Easily handle loading and error states	link
15	AsyncValueWidget: a reusable Flutter widget to work with AsyncValue (using Riverpod)	link			link
14	How to navigate programmatically between tabs in Flutter	link
13	Responsive Flutter layout with SizedBox & Center	link
12	How to Validate a TextField in Flutter	link			link
11	How to Style an ElevatedButton in Flutter	link			link
10	How to Generate Fake data with the Faker package	link			link
9	Chat UI with message bubbles (revisited)	link			link
8	Chat UI with message bubbles	link			link
7	How to set the border radius on a Flutter widget	link			link
6	Flutter Fix all command	link
5	Use the DevTools to identify Jank and Shader compilation issues	link
4	Flutter Lints package	link
3	Accept payments with the Stripe SDK	link
2	Flutter create --sample	link
1	Flutter reusable Split View on mobile, desktop and web	link			link

Spread the word!

If these tips have helped you, make sure to star this repo 🌟 and share this tweet! 🙏

This way, others can benefit, too, and everyone can learn! 👍

How to Contribute

If you find any typos, errors, broken links, or other mistakes, feel free to open a PR.

Thank you for all your input!

LICENSE: MIT