Denis denispeplin

A backend programmer, currently focused on Elixir.

denispeplin / simple_form_display_filter.rb

Created November 1, 2012 06:25

Add display_filter option to simple_form

	module SimpleForm
	class FormBuilder < ActionView::Helpers::FormBuilder
	# tried to monkey patch without copy'n'pasting, broke associations
	def input(attribute_name, options={}, &block)
	options = @defaults.deep_dup.deep_merge(options) if @defaults

	chosen =
	if name = options[:wrapper]
	name.respond_to?(:render) ? name : SimpleForm.wrapper(name)
	else

denispeplin / commands

Created February 22, 2013 09:11

CentOS Ruby

	# build esseintails
	yum -y install gcc gcc-c++ kernel-devel

	# make tools
	yum -y install gcc automake autoconf libtool make

	# ruby related stuff
	yum -y install libxslt-devel libxml2-devel gdbm-devel libffi-devel zlib-devel openssl-devel readline-devel curl-devel openssl-devel pcre-devel git memcached-devel postgresql-devel ImageMagick-devel ImageMagick

	# libyaml-devel

denispeplin / graph.html

Last active December 14, 2015 13:58

Angular images. Choose image set using data from radio button selection.

	<!-- initializing Angular -->
	<html ng-app>
	<head>
	<!-- setting default value -->
	<script language="javascript">
	function Ctrl($scope) {
	$scope.graph = 'noise_margin';
	}
	</script>
	<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.5/angular.min.js"></script>

denispeplin / verify_exists.rb

Created March 20, 2013 05:57

	require 'ruby-debug'

	words = ["akka", "play framework", "sbt", "typesafe"]
	tweet = "This is an example tweet talking about scala and sbt."

	words.any? do \|word\|
	debugger
	tweet.include?(word)
	end

denispeplin / ember-simple-auth.js

Created February 18, 2014 11:09

ember-simple-auth

	// Version: 0.0.11-11-g134e758
	// Last commit: 134e758 (2014-01-02 16:25:13 +0100)


	(function() {
	'use strict';

	/**
	The main namespace for Ember.SimpleAuth

denispeplin / docker-enter

Last active August 29, 2015 14:07

docker-enter

	#!/bin/sh

	if [ -e $(dirname "$0")/nsenter ]; then
	# with boot2docker, nsenter is not in the PATH but it is in the same folder
	NSENTER=$(dirname "$0")/nsenter
	else
	NSENTER=nsenter
	fi

	if [ -z "$1" ]; then

denispeplin / spork_patch.rb

Created February 2, 2015 07:57

spec/support/spork_patch.rb

	# https://stackoverflow.com/questions/24030907/spork-0-9-2-and-rspec-3-0-0-uninitialized-constant-rspeccorecommandline-n/24085168#24085168
	# https://github.com/manafire/spork/commit/38c79dcedb246daacbadb9f18d09f50cc837de51#diff-937afaa19ccfee172d722a05112a7c6fL6

	class Spork::TestFramework::RSpec
	def run_tests(argv, stderr, stdout)
	if rspec1?
	::Spec::Runner::CommandLine.run(
	::Spec::Runner::OptionParser.parse(argv, stderr, stdout)
	)
	elsif rspec3?

denispeplin / utils.jsx

Last active September 12, 2015 17:32

utils

	React.render(
	<h1>Hello, world!</h1>,
	document.getElementById('container')
	);

denispeplin / four_in_one_demo.ino

Created September 20, 2015 12:02

Arduino robot car

	//There id more information aboat this code in Page 26 of "Instruction manual-English.pdf"

	// This code is for the bluetooth and infrared controlled ultrasonic arduino car.
	// By default, the buttons 2, 4, 6 en 8 of the remote will move the car in infrared mode.
	// Ultrasonic mode is enabled by the play/pause button.
	// Track following is enabled by the EQ button.
	// Button 5 will stop whatever the car is doing and enable button 2, 4, 6 en 8 again.
	// Bluetooth is always enabled and available while in infrared mode. The password is 1234.
	//
	// Android car control app can be found here:

denispeplin / exercises.go

Last active October 12, 2015 17:36

Go exercises

	// exercise-maps
	// https://tour.golang.org/moretypes/19

	package main

	import (
	"golang.org/x/tour/wc"
	"strings"
	)