Chris Stefano virtualstaticvoid

Systems builder and developer, Ruby, Python, Golang, C#, Linux, Cloud, Kubernetes, Open Source contributor.

virtualstaticvoid / install-ca-certificate

Created July 2, 2020 10:35

Install Custom CA Certificate (with name check)

	#!/bin/bash

	cert=${1:-ca.pem}
	name=$2

	sudo mkdir -p /usr/local/share/ca-certificates

	sudo cp $cert /usr/local/share/ca-certificates/

	sudo update-ca-certificates

virtualstaticvoid / Ensure.cs

Last active November 14, 2018 20:19

C# Ensure for Argument Errors

	//
	// MIT License
	// Copyright (c) 2009 Chris Stefano <[email protected]>
	//
	using System;
	using System.Diagnostics;

	internal static class Ensure
	{
	[DebuggerStepThrough]

virtualstaticvoid / .gitignore

Last active October 23, 2018 18:29

heroku-buildpack-r/issues/113

*.log

virtualstaticvoid / .gitignore

Last active March 19, 2018 21:36

Heroku Buildpack R - rJava Example

MyExchange.class

virtualstaticvoid / .r-version

Last active July 22, 2020 04:52

Heroku Buildpack R - plumber Example

3.4.3

virtualstaticvoid / .ruby-version

Last active March 19, 2018 21:37

Heroku Buildpack R - rinruby + sinatra Example

ruby-2.3.1

virtualstaticvoid / Aptfile

Last active February 11, 2019 10:10

Heroku Buildpack R - RPostgreSQL Example

	libcurl4-openssl-dev
	libpq-dev

virtualstaticvoid / init.R

Last active March 19, 2018 21:38

Heroku Buildpack R - dplyr Example

	my_packages = c("dplyr")

	install_if_missing = function(p) {
	if (p %in% rownames(installed.packages()) == FALSE) {
	install.packages(p)
	}
	else {
	cat(paste("Skipping already installed package:", p, "\n"))
	}
	}

virtualstaticvoid / application.rb

Last active March 19, 2018 21:39

Heroku Buildpack R - Serving a plotted image via a Ruby Sinatra web application

	require 'sinatra'
	require 'rinruby'

	# root page
	get '/' do

	sample_size = 10

	html = "<html>"
	html += "<head><title>R Code Test</title></head>"

virtualstaticvoid / A Out of process interface to R using Redis

Last active March 9, 2016 17:20

Out of process interface to R using Redis