jennings

using System;

class Program
{
    static void One() { Two(); }
    static void Two() { Three(); }
    static void Three() { throw new Exception("Error"); }

    static void Main(string[] args)
    {

jennings

#!/usr/bin/env ruby

# usage: dotenv irb

begin
  File.foreach('.env') do |line|
    line = line.strip
    unless line.start_with?('#')
      parts = line.split '=', 2
      if parts.length == 2

jennings

// paste this into a LINQPad C# Program

void Main()
{
	var str = @"Key1=Value1
Key2:Key3=Value2";
	
	var strings = str.Split(new []{"\r\n"}, StringSplitOptions.None)
	.Select(s => s.Split(new[]{'='}, 2));
	

jennings

using System;

namespace ConsoleApplication1
{
    public class Program
    {
        public static void Main()
        {
            try
            {

jennings

# Truncate paths in the prompt to 2 characters so long directories don't take up the whole window
function Prompt {
    $path = $ExecutionContext.SessionState.Path.CurrentLocation
    $segment = Split-path -Leaf $path
    $path = Split-Path $path
    $segments = @( $segment )

    while ($segment -ne $path -and $path -ne "") {

        $segment = Split-Path -Leaf $path

jennings

function Enumerable(arr) {
  this.toArray = function () {
    return arr
  }

  this.filter = function (fn) {
    return new Enumerable(arr.filter(fn))
  }
  
  this.map = function (fn) {

jennings

• Production monitoring

  • New Relic
  • Datadog

• Alerting

  • Dead Man's Snitch - Dead simple alerting. Sends you an email if a URL isn't requested every N minutes.

• PagerDuty

jennings

A simple function for allowing partial function application in JavaScript.

function foo(a, b, c) {
    return [a, b, c]
}

var bar = foo.curry(1, 2)
bar(3)                      // => [1, 2, 3]

jennings

@echo off
node "%~dp0\jspretty.js"

jennings

High availability

Process

• Mirroring
• Replication

Components

• Principal / Replica