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private static SKMatrix MapUnitSquareToGivenPoints(SKPoint topLeft, SKPoint topRight, SKPoint bottomLeft, SKPoint bottomRight)
{
    var rightDiff = bottomRight - topRight;
    var bottomDiff = bottomRight - bottomLeft;

    var determinant = rightDiff.X * bottomDiff.Y - bottomDiff.X * rightDiff.Y;

    var topDiff = topRight - topLeft;
    var leftDiff = bottomLeft - topLeft;

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using System.Collections.Specialized;
using System.Diagnostics;
using System.Net;
using System.Web;

public static class ImplicitFlowOAuthClient
{
    public static async Task<ImplicitFlowOAuthResult> AuthorizeAsync(
        string authorityUri,
        string clientId,

jnm2

using Microsoft.TeamFoundation.SourceControl.WebApi;
using Microsoft.TeamFoundation.WorkItemTracking.WebApi;
using Microsoft.TeamFoundation.WorkItemTracking.WebApi.Models;
using Microsoft.VisualStudio.Services.Common;
using Microsoft.VisualStudio.Services.WebApi;
using System.Reactive.Linq;
using System.Text.RegularExpressions;

public sealed partial class Program
{

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internal static class RxExtensions
{
    /// <summary>
    /// <para>
    /// Fixes an issue when awaiting Rx.NET observables when <see cref="SynchronizationContext.Current"/> is <see
    /// langword="null"/>, where the <see langword="await"/> resumes without disposing resources in the observables.
    /// Those resources are not disposed until the program suspends at a later unrelated <see langword="await"/>.
    /// </para>
    /// <para>
    /// This indefinite delay in disposing resources happens because Rx.NET forwards OnCompleted and OnError to the

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using System.Buffers;
using System.Buffers.Binary;
using System.Collections.Immutable;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Text;

/// <summary>
/// Discovers SQL Server instances on the local network asynchronously using <see

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public sealed class Debouncer : IAsyncDisposable
{
    private readonly TimeSpan delay;
    private readonly Action action;
    private readonly ITimer timer;
    private bool isWaitingOrActing;

    public Debouncer(TimeSpan delay, Action action, TimeProvider? timeProvider = null)
    {
        this.delay = delay;

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using System.Buffers;
using System.Globalization;

public sealed class KdlWriter(TextWriter writer)
{
    private static readonly NumberFormatInfo DefaultNumberFormat = new()
    {
        NumberGroupSeparator = "_",
        NumberGroupSizes = [3],
    };

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public sealed class AsyncAutoResetEvent
{
    private readonly Lock @lock = new();
    private Task? currentWait;
    private TaskCompletionSource? taskCompletionSource;

    public void Set()
    {
        lock (@lock)
        {

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using Microsoft.Win32;
using Microsoft.Win32.SafeHandles;
using System;
using System.ComponentModel;
using System.Threading;
using Windows.Win32;
using Windows.Win32.Foundation;
using Windows.Win32.System.Registry;

/// <summary>

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System.Tuple (System.Runtime 9.0.0.0):
- Tuple<T1> Create<T1>(T1)

System.Tuple (System.Runtime 9.0.0.0):
- Tuple<T1, T2> Create<T1, T2>(T1, T2)

System.Tuple (System.Runtime 9.0.0.0):
- Tuple<T1, T2, T3> Create<T1, T2, T3>(T1, T2, T3)

System.Tuple (System.Runtime 9.0.0.0):