MichalBrylka

function findCodePointsLikeAtoZ() {
    const targetLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    const normalizationResults = {};

    // Initialize the dictionary for each letter
    for (const letter of targetLetters) {
        normalizationResults[letter] = [];
    }

    // Iterate over all Unicode code points

MichalBrylka

using System.Runtime.InteropServices;

var now = DateTimeOffset.UtcNow;

TryGenerate(() => Guid.NewGuid(), "  v4");
TryGenerate(() => Guid.CreateVersion7(now), "  v7");
TryGenerate(() => CreateVersion7(now), "MBv7");
TryGenerate(() => Ulid.NewUlid(now).ToGuid(), "Ulid");

static void TryGenerate(Func<Guid> generator, string name)

MichalBrylka

// See https://aka.ms/new-console-template for more information
using FluentResults;

//1. simple
Console.WriteLine(Divide(5, 0));


//2. fluent
var fluent = Result.Fail("error message 1")
                   .WithError("error message 2")

MichalBrylka

// See https://aka.ms/new-console-template for more information
using ConsoleApp1;

var nameEntities = new[] { "", null, "Dawid", "Kacper", "Wojciech", "Michał M", "Michał B", "Rafał", "Anna", "Floris" }
    .Select(CreateUser).ToList();

var index = 0;
foreach (var ne in nameEntities)
{
    if (ne.TryGetValue(out var u)) Console.WriteLine($"{index++}. User created: {u}");

MichalBrylka

using System.Runtime.CompilerServices;

namespace Net8.Features;

[Order(9)]
internal class InterceptorsLogging : IShowable
{
    public void Show()
    {
        var todo = new TodoApi();

MichalBrylka

using System;
using BenchmarkDotNet.Attributes;
using Serilog;

namespace TestLoggerCallsPerf;

/*Console
|     Method |     Mean |   Error |   StdDev | Ratio | RatioSD | Allocated | Alloc Ratio |
|----------- |---------:|--------:|---------:|------:|--------:|----------:|------------:|
| ParamsArgs | 477.0 ms | 8.56 ms |  8.01 ms |  1.00 |    0.00 |   3.75 MB |        1.00 |

MichalBrylka

<Project Sdk="Microsoft.NET.Sdk">

	<PropertyGroup>
		<OutputType>Exe</OutputType>
		<TargetFrameworks>net6.0;net7.0</TargetFrameworks>		
	</PropertyGroup>

	
	<ItemGroup>
		<PackageReference Include="BenchmarkDotNet" />

MichalBrylka

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>net6.0</TargetFramework>
    <ImplicitUsings>enable</ImplicitUsings>
    <Nullable>enable</Nullable>
  </PropertyGroup>

  <ItemGroup>

MichalBrylka

using System.Buffers;

namespace GenMath;

public static class Extensions
{
    public static TResult[] ToArray<TResult>(this Range range, Func<int, TResult> transformer)
    {
        if (range.Start.IsFromEnd || range.End.IsFromEnd) throw new NotSupportedException("'FromEnd' ranges are not supported ");

MichalBrylka

using System.Numerics;

namespace Benchmarks;

readonly struct DoubleVector
{
    private readonly double[] _values;
    public DoubleVector(double[] values) => _values = values;

    public double Average()