David Bremner dbremner

dbremner / Program.cs

Last active March 11, 2019 16:54

BufferedStream vs NetworkStream benchmark

	// Steven Toub wrote this in https://github.com/dotnet/corefx/issues/1793#issuecomment-151584410
	// I have made only minor changes.

	using System;
	using System.Diagnostics;
	using System.IO;
	using System.Net;
	using System.Net.Sockets;
	using System.Threading.Tasks;

dbremner / DoubleEquality.cs

Created December 5, 2018 21:54

	var a = BitConverter.Int64BitsToDouble(BitConverter.ToInt64(BitConverter.GetBytes(0xFFF8000000000000), 0));

	var b = BitConverter.Int64BitsToDouble(BitConverter.ToInt64(BitConverter.GetBytes(0xFFF8000000000001), 0));

	Console.WriteLine(a == b);

	Console.WriteLine(a.Equals(b));

	Console.WriteLine(a.Equals((object)b));

dbremner / usual_nos.h

Last active July 12, 2023 23:27

defines to disable or enable portions of windows.h

dbremner / main.c

Last active August 11, 2023 18:12

Memory Safety in Rust : A Safer C Implementation

	#include "vec.h"

	int main(void) {
	Vec* vec = vec_new();
	//vec is a pointer to a struct of an unknown type
	//so the compiler will not allow bugs 6 and 7 to occur.
	vec_push(vec, 107);
	vec_push(vec, 110);
	vec_free(vec);
	}

dbremner / handle_traits.h

Created July 15, 2017 05:19

base class for Microsoft::WRL::Wrappers::HandleT

	#pragma once

	template<class T, T InvalidValue = nullptr>
	struct HandleTraitsBase
	{
	using Type = T;
	inline static Type GetInvalidValue() noexcept
	{
	return InvalidValue;
	}

dbremner / handle_traits_base.hpp

Created July 15, 2017 05:04

base class for KennyKerr::unique_handle (https://dx.codeplex.com)

	template<class T, T invalid_value=nullptr>
	struct handle_traits_base
	{
	using pointer = T;
	inline static pointer invalid() throw()
	{
	return invalid_value;
	}
	};

dbremner / tryparse_annotations.cs

Last active July 9, 2017 22:15

using ReSharper annotations for a TryParse workalike

	//taken from https://resharper-support.jetbrains.com/hc/en-us/community/posts/206650785-Can-I-handle-not-initialized-warnings-with-Jetbrains-Annotations-
	[ContractAnnotation("=> false, target:null; => true, target:notnull")]
	private bool TryFindWorkbook([NotNull] Excel.Workbooks workbooks, [CanBeNull] out Excel.Workbook target)
	{
	Requires.NotNull(workbooks, nameof(workbooks));

	foreach (Excel.Workbook workbook in workbooks)
	{
	if (workbook.Name == cellLocation.WorkBookName)
	{