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dadhi / latency.txt
Created April 14, 2021 11:18 — forked from jboner/latency.txt
Latency Numbers Every Programmer Should Know
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
@dadhi
dadhi / markdown-toc_repeated-headings.md
Created August 20, 2020 20:01 — forked from jonschlinkert/markdown-toc_repeated-headings.md
Example table of contents generated by markdown-toc, correctly links repeated headings.
@dadhi
dadhi / markdown-details-collapsible.md
Created August 20, 2020 16:56 — forked from pierrejoubert73/markdown-details-collapsible.md
How to add a collapsible section in markdown.

A collapsible section containing markdown

Click to expand!

Heading

  1. A numbered
  2. list
    • With some
    • Sub bullets
@dadhi
dadhi / X.Y.Z.Sources.csproj
Created July 22, 2020 06:41 — forked from attilah/X.Y.Z.Sources.csproj
X.Y.Z.Sources nuget package
<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>
@dadhi
dadhi / ZLayerPlayground.scala
Created June 9, 2020 12:48 — forked from ekuzmichev/ZLayerPlayground.scala
ZIO ZLayer DI playground
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 {
@dadhi
dadhi / Demo.csproj
Last active May 8, 2020 05:39 — forked from danielcrenna/Demo.csproj
DI Source Generator
<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>
@dadhi
dadhi / AddGeneratedFile.csproj
Created October 9, 2019 18:26 — forked from KirillOsenkov/AddGeneratedFile.csproj
Sample of generating a .cs file during build and adding it to the compilation
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net472</TargetFramework>
</PropertyGroup>
<PropertyGroup>
<GeneratedText><![CDATA[
using System%3B
@dadhi
dadhi / Env.fsx
Created March 11, 2019 12:51
An F# toy example of Scala ZIO Environment
module EnvDemo
open System
open System.IO
[<Struct>]
type Nothing =
private
| Nothing
@dadhi
dadhi / CurriedDelegateForSingleInstance.cs
Created February 20, 2019 13:02 — forked from ufcpp/CurriedDelegateForSingleInstance.cs
Curried delegates
using System;
class Program
{
// M wants to get an instance via Func
static void M(Func<string> factory)
{
Console.WriteLine(factory());
}
@dadhi
dadhi / BenchDelegatesApp.cs
Created February 20, 2019 10:07 — forked from xoofx/BenchDelegatesApp.cs
Benchmarks of calli vs delegate
// | 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;