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// | Method | Mean | Error | StdDev | | |
// |------------- |----------:|----------:|----------:| | |
// | Calli | 0.6718 ns | 0.0013 ns | 0.0012 ns | | |
// | Delegate | 1.1366 ns | 0.0099 ns | 0.0088 ns | | |
// | FastDelegate | 1.6239 ns | 0.0103 ns | 0.0097 ns | | |
// MyClassLib.cs is compiled in another project (havent tested if compiling with Fody is working with BenchmarkDotnet in the same project) | |
// This file is referencing BenchDelegates.MyClassLib | |
using System; |
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using System; | |
class Program | |
{ | |
// M wants to get an instance via Func | |
static void M(Func<string> factory) | |
{ | |
Console.WriteLine(factory()); | |
} |
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module EnvDemo | |
open System | |
open System.IO | |
[<Struct>] | |
type Nothing = | |
private | |
| Nothing |
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<Project Sdk="Microsoft.NET.Sdk"> | |
<PropertyGroup> | |
<OutputType>Exe</OutputType> | |
<TargetFramework>net472</TargetFramework> | |
</PropertyGroup> | |
<PropertyGroup> | |
<GeneratedText><![CDATA[ | |
using System%3B |
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<Project Sdk="Microsoft.NET.Sdk"> | |
<PropertyGroup> | |
<OutputType>Exe</OutputType> | |
<TargetFramework>net5.0</TargetFramework> | |
<LangVersion>preview</LangVersion> | |
</PropertyGroup> | |
<ItemGroup> | |
<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.0-preview.3.20215.2" /> | |
</ItemGroup> | |
<ItemGroup> |
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import zio._ | |
object ZLayerPlayground { | |
case class User(id: String, name: String) | |
class MongoDb { | |
def insertUser(user: User): Task[Unit] = Task.succeed(()) <* UIO(println(s"[MongoDb]: Inserted user $user")) | |
} | |
object MongoDbLayer { |
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<Project> | |
<Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk" /> | |
<PropertyGroup> | |
<TargetFramework>netstandard1.0</TargetFramework> | |
<IsPackable>true</IsPackable> | |
<IncludeBuildOutput>false</IncludeBuildOutput> | |
<ContentTargetFolders>contentFiles</ContentTargetFolders> | |
<DisableImplicitFrameworkReferences>true</DisableImplicitFrameworkReferences> |
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Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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