davepcallan’s gists

davepcallan / CreatePatient.cs

Created February 28, 2026 11:48

Vertical Slice all in one file example for creating a patient

	namespace MyApp.UseCases.Patients.CreatePatient;

	// 1. ENDPOINT
	[ApiController]
	public sealed class Endpoint(Handler handler) : ControllerBase
	{
	[HttpPost("patients")]
	public async Task<ActionResult<Response>> Post(Request req, CancellationToken ct)
	{
	var res = await handler.HandleAsync(req, ct);

davepcallan / EntityFrameworkBatchSizeBenchmark.cs

Created November 25, 2025 15:49

Sample benchmark to test different Entity Framework batch sizes with the SQL Server provider

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Reports;
	using Microsoft.EntityFrameworkCore;
	using System.Threading.Tasks;

	namespace EntityFrameworkBenchmarks;

	[Config(typeof(Config))]

davepcallan / tracking-v-notracking.cs

Created November 25, 2025 15:42

Entity Framework Tracking v No-Tracking example BenchmarkDotNet benchmark

	using System;
	using System.Collections.Generic;
	using System.Linq;
	using BenchmarkDotNet.Attributes;
	using Microsoft.EntityFrameworkCore;

	namespace Benchmarks;

	[MemoryDiagnoser]
	public class QueryTrackingBehavior

davepcallan / SBvSJBenchmarks.cs

Created February 16, 2025 15:59

StringBuilder v different String.Join overloads

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Reports;
	using System;
	using System.Collections.Generic;
	using System.Text;

	namespace Benchmarks

davepcallan / StringConcatSimple.cs

Last active February 16, 2025 15:23

.NET 9 Simple String concatenation

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Reports;
	using System.Runtime.CompilerServices;
	using System.Text;

	namespace Benchmarks
	{

davepcallan / LINQBenchmarks.cs

Created February 12, 2025 12:30

.NET Framework 4.8 v .NET 9 LINQ benchmarks

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Reports;
	using BenchmarkDotNet.Running;
	using System.Collections.Generic;
	using System.Linq;

	namespace Benchmarks

davepcallan / AverageBlogRankingBenchmark.cs

Created February 10, 2025 21:42

Benchmarking different ways of calculating average of a column in Entity Framework

	using System;
	using System.Linq;
	using BenchmarkDotNet.Attributes;
	using Microsoft.EntityFrameworkCore;

	[MemoryDiagnoser]
	[ReturnValueValidator]
	public class AverageBlogRanking
	{
	[Params(1000)]

davepcallan / EFQueryFlow.mmd

Created February 10, 2025 18:14

Entity Framework query flow sequence diagram

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davepcallan / GettingStartedWithBenchmarkDotNet.cs

Last active February 10, 2025 18:18

Simple string concat benchmark showing how to get started with BenchmarkDotNet and how to set some basic config

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Reports;
	using System.Text;

	namespace Benchmarks;

	[MemoryDiagnoser]

davepcallan / GetRangeBenchmark.cs

Created February 10, 2025 14:46

Benchmark for Skip-Take, Take-Range and GetRange when working with List<T>

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Columns;
	using BenchmarkDotNet.Configs;
	using BenchmarkDotNet.Jobs;
	using BenchmarkDotNet.Reports;
	using System.Collections.Generic;
	using System.Linq;

	namespace Benchmarks
	{

Dave Callan davepcallan