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Aliaksei Tratseuski misterfourtytwo

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Flutter dev

misterfourtytwo / progressbar_border.dart

Created February 3, 2022 11:58

add border to progressbar around its content

	import 'package:flutter/material.dart';

	const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override

misterfourtytwo / crossAxisAlignment.start vs stretch

Last active January 11, 2023 17:52

crossAxisAlignment.start vs stretch

	import 'package:flutter/material.dart';

	const Color darkBlue = Color.fromARGB(255, 18, 32, 47);

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override

misterfourtytwo / method_is_not_getter.dart

Last active February 23, 2023 23:30

function tear-off behaves like getter, but is actually syntactic sugar, while function method declaration and getter are incompatible language tokens

	void p(String x) => print(x);
	typedef MyFunc = void Function(String);

	abstract class A {
	MyFunc? get t;
	const A();
	}

	class B implements A {
	@override

misterfourtytwo / user_subclasses_with_mixin_components.dart

Last active September 20, 2024 16:58

Decompose different user subfeatures into mixins with freezed.

	import 'package:freezed_annotation/freezed_annotation.dart';

	part 'user.freezed.dart';
	abstract class IUserBase {
	int? get id;
	}

	enum UserStatus {
	normal,
	pro,

misterfourtytwo / solution.dart

Last active July 7, 2023 17:04

Yandex interview algo task: find longest ascending/descending segment of an array

	/*
	Дан массив чисел a_1, a_2, ..., a_n .
	Необходимо найти монотонный подотрезок (то есть строго убывающий или строго возрастающий) максимальной длины и
	вернуть пару индексов его начала и конца.
	*/

	void main() {
	final tests = [
	[1, 1], // -> {1, 3}
	[2, 7, 5, 4, 4, 3], // -> {1, 1} or {0, 0}

misterfourtytwo / main.dart

Last active September 20, 2024 17:02

different loadable element approaches

	import 'package:flutter/material.dart';

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatefulWidget {
	@override
	createState() => _MyAppState();
	}