Christoph Bühler buehler
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buehler
/ async_lazy.dart
Created
June 7, 2024 06:57
Lazy and AsyncLazy initializator for Dart / Flutter applications
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| import 'dart:async'; | |
| class AsyncLazy<T> { | |
| static final _cache = Expando(); | |
| final FutureOr<T> Function() _factory; | |
| final FutureOr Function(T)? _valueDispose; | |
| const AsyncLazy(this._factory, [this._valueDispose]); |
buehler
/ worker.dart
Last active
June 4, 2024 15:21
Generic Dart Isolate Worker, allows spawning a new isolate in dart and compute _anything_ in futures or streams that can be transmitted to isolates. Works with closures instead of messages.
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| import 'dart:async'; | |
| import 'dart:isolate'; | |
| class IsolateWorker { | |
| IsolateWorker._(this._receivePort, this._sendPort); | |
| final ReceivePort _receivePort; | |
| final SendPort _sendPort; | |
| bool _isDisposed = false; | |
| static Future<IsolateWorker> create({String? debugName}) async { |
buehler
/ clickable.dart
Created
March 3, 2023 04:25
"Clickable" widget for flutter that makes any widget clickable and hoverable.
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| import 'package:flutter/widgets.dart'; | |
| /// Makes any widget inside clickable and hover-able. | |
| /// If the onPressed callback is null, the widget will not catch any | |
| /// click events (but still hover events). | |
| class Clickable extends StatefulWidget { | |
| final Widget Function(BuildContext context, bool isHovered) builder; | |
| final VoidCallback? onPressed; | |
| const Clickable({super.key, this.onPressed, required this.builder}); |
buehler
/ launch.json
Last active
September 20, 2024 15:50
Debugging Rust repository in Windows with CPP Tools
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| { | |
| "version": "0.2.0", | |
| "configurations": [ | |
| { | |
| "name": "Launch", | |
| "type": "cppvsdbg", | |
| "request": "launch", | |
| "program": "${workspaceRoot}/target/debug/<APP NAME>.exe", | |
| "args": [], | |
| "stopAtEntry": false, |
buehler
/ LocalizedIdentityErrors.cs
Created
October 28, 2019 11:29
Identity Error Describer (asp.net core identity) with string localizer.
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| public class LocalizedIdentityErrors : IdentityErrorDescriber | |
| { | |
| private readonly IStringLocalizer<LocalizedIdentityErrors> _localizer; | |
| public LocalizedIdentityErrors(IStringLocalizer<LocalizedIdentityErrors> localizer) | |
| { | |
| _localizer = localizer; | |
| } | |
| public override IdentityError DefaultError() => new IdentityError |
buehler
/ DefaultProxyHandler.ts
Last active
November 21, 2016 07:22
Default implementation of the ProxyHandler
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| export class DefaultProxyHandler<T> implements ProxyHandler<T> { | |
| public getPrototypeOf(target: T): any { | |
| return Object.getPrototypeOf(target); | |
| } | |
| public setPrototypeOf(target: T, proto: any): boolean { | |
| return Object.setPrototypeOf(target, proto); | |
| } | |
| public isExtensible(target: T): boolean { |
buehler
/ BaseViewModel.cs
Created
October 21, 2015 07:32
Base view model for Xamarin bindings. Contains helper methods for setting a field and notify the binding.
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| using Foundation; | |
| using System.Runtime.CompilerServices; | |
| using System; | |
| namespace ViewModels | |
| { | |
| public class BaseViewModel : NSObject | |
| { | |
| public event EventHandler PropertyChanged = delegate{}; |
buehler
/ NodeJS_require_wrapper.js
Last active
August 29, 2015 14:26
Wrapper for require to prevent fails in absolute pathes for windows. (Because windows does have problems with absolute paths. -> with this global function, all require actions are using "path.join")
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| global.__require = function () { | |
| if (arguments.length <= 0) throw new Error('No arguments provided.'); | |
| var join = ''; | |
| for (var arg in arguments) { | |
| if (arguments.hasOwnProperty(arg)) { | |
| join = path.join(join, arguments[arg]); | |
| } | |
| } | |
| return require(join); | |
| }; |