voronoipotato

static class EventStoreConnectionExtensions
{
    public static Task<EventStoreRxSubscription> SubscribeToAll(this EventStoreConnection connection, bool resolveLinkTos)
    {
        return Task<EventStoreRxSubscription>.Factory.StartNew(() => {
            var subject = new Subject<ResolvedEvent>();

            var subscriptionTask = connection.SubscribeToAll(resolveLinkTos, subject.OnNext, () => subject.OnError(new SubscriptionDroppedException()));
            subscriptionTask.Wait();

voronoipotato

public class PaperTimer : IDisposable
{
    private readonly Stopwatch _stopwatch;
    private readonly Action<Stopwatch> _action;
    public PaperTimer(Action<Stopwatch> action = null)
    {
        _action = action ?? (s => Console.WriteLine(s.ElapsedMilliseconds));
        _stopwatch = new Stopwatch();
        _stopwatch.Start();
    }

voronoipotato

/*
let rec gcd a b =
     match a, b with
     | _ , 0 -> a
     | _ , _ -> gcd b (a%b)

let lcm a b = a * b / (gcd a b)
*/

var arr = [1,2,3,4,5]

voronoipotato

Keybase proof

I hereby claim:

• I am voronoipotato on github.
• I am voronoipotato (https://keybase.io/voronoipotato) on keybase.
• I have a public key whose fingerprint is 72C6 923A FED0 D885 683D 68E1 47D4 E22D 1A1C F9F8

To claim this, I am signing this object:

voronoipotato

// Place your settings in this file to overwrite the default settings          
{
    "editor.fontFamily": "pragmatapro",
    "editor.fontSize": 15,
    "editor.fontLigatures": true,
    "indentRainbow.colors": [
        "rgba(180,237,210,.5)",
        "rgba(160,207,211,.5)",
        "rgba(141,148,186,.5)",
        "rgba(154,122,160,.5)",

voronoipotato

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

voronoipotato

Latency Comparison Numbers
--------------------------
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

voronoipotato

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

voronoipotato

""" Pathogen Settings
filetype off
call pathogen#infect()
syntax on
filetype plugin indent on
""" End Pathogen Settings

""" Airline Settings
set laststatus=2 " statusline appears even without page split
""" End Airline Settings

voronoipotato

Keybase proof

I hereby claim:

• I am voronoipotato on github.
• I am voronoipotato (https://keybase.io/voronoipotato) on keybase.
• I have a public key whose fingerprint is B07E 9524 F29A EBE1 2295 733B DBB5 64B4 2721 C45E

To claim this, I am signing this object: