Fung Kao gaufung

⚽

Focusing

A layman of Computer Science

gaufung / LoggT.cs

Created August 15, 2021 12:19

	public class Logger<T> : ILogger<T>
	{
	private readonly ILogger _logger;

	public Logger(ILoggerFactory factory)
	{
	if (factory == null)
	{
	throw new ArgumentNullException(nameof(factory));
	}

gaufung / serviceCollection.cs

Created August 15, 2021 01:43

	public void ConfigureService(IServiceCollection services)
	{
	service.AddSingleton<MyService>(sp => {
	ILoggerFactory loggerFactory = sp.GetService<ILoggerFactory>();
	MyService service = new MyServcie(loggerFactory);
	return service;
	}
	}

gaufung / ModuloVsFastRange.cs

Created January 13, 2021 06:09

ModuloVsFastRange benchmark.cs

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Running;
	using System;

	namespace FastRangeBenchmark
	{
	class Program
	{
	static void Main(string[] args)

gaufung / LoginPartial.cshtml

Created September 27, 2020 08:04

SignIn with login partial

	@using System.Security.Principal

	<ul class="navbar-nav">
	@if (User.Identity.IsAuthenticated)
	{
	<li class="nav-item">
	<span class="navbar-text text-dark">Hello @User.Identity.Name</span>
	</li>
	<li class="nav-item">
	<a class="nav-link text-dark" asp-area="MicrosoftIdentity" asp-controller="Account" asp-action="SignOut">Sign Out</a>

gaufung / appsetting.json

Created September 27, 2020 08:01

sign-in appsettings.json

	{
	"Logging": {
	"LogLevel": {
	"Default": "Information",
	"Microsoft": "Warning",
	"Microsoft.Hosting.Lifetime": "Information"
	}
	},
	"AllowedHosts": "*",
	"AzureAd": {

gaufung / install_package.sh

Created September 27, 2020 07:59

Install packages

	Install-Package Microsoft.Identity.Web -Version 0.4.0-preview
	Install-Package Microsoft.Identity.Web.UI -Version 0.4.4-preview

gaufung / generate_jwt.js

Created September 20, 2020 10:27

Generate a JWT using javascript

	const crypto = require('crypto')
	# header
	const header = { "alg": "HS256", "typ": "JWT" }
	const encodedHeader = Buffer.from(JSON.stringify(header)).toString('base64')
	# payload
	const payload = { username: 'Flavio' }
	const encodedPayload = Buffer.from(JSON.stringify(payload)).toString('base64')
	# signature
	const jwtSecret = 'secretKey'
	const signature = crypto.createHmac('sha256', jwtSecret).update(encodedHeader + '.' + encodedPayload).digest('base64')

gaufung / calculator_cli_main.cs

Created September 13, 2020 08:34

Calculator CLI Main

	static void Main(string[] args)
	{
	var lexer = new Lexer.Lexer(input);
	var parser = new Parser.Parser(lexer);
	var expression = parser.Parse();
	var result = Evaluate.Evaluator.Eval(expression);
	Console.Out.Write(result.Inspect());
	}

gaufung / calculator_evaluator.cs

Created September 13, 2020 08:32

Calculator Evaluator

	// Evalutor.cs
	public class Evaluator
	{
	public static Object.Object Eval(Expression expression)
	{
	if(expression is AST.IntegerExpression)
	{
	return new Object.IntegerObject { Value = ((IntegerExpression)expression).Value };
	}
	if(expression is AST.PrefixExpression)

gaufung / calculator_evaluation_object.cs

Created September 13, 2020 08:31

Calculator Evaluation Object

	// Object.cs
	public abstract class Object
	{
	public abstract ObjectType Type();
	public abstract string Inspect();
	}
	// IntegerObject.cs
	public class IntegerObject : Object
	{
	public long Value { get; set; }