duduribeiro

class ApplicationController < ActionController::Base
  rescue_from ActiveRecord::RecordNotFound, with: :render_not_found

  def render_not_found
    respond_to do |format|
      format.html { render action: "errors/not_found.html.erb", status: 404 }
    end
  end
  
end

duduribeiro

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.

---

duduribeiro

ag -l SEARCH | xargs perl -pi -e "s/SEARCH/REPLACE/g"

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#!/bin/sh

if [ $EUID -ne 0 ]; then
  echo "It's a weird tree."
else
  cat << "EOF"
       @@@                      @@@
      @///@     /@@            @;  @
     @/  //@   /  ;@          @;;  @
    @//  ///@  @  ;;@        @;;;;;@

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-- --with-cppflags=-I/usr/local/opt/openssl/include

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git branch --merged | grep -v "\*" | grep -v master | grep -v staging | xargs -n 1 git branch -d

duduribeiro

convert img20160112_13174979.pdf img20160112_13175002.pdf -quality 100 essay.pdf # +append will split and merge on the same page

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docker rm $(docker ps -aq)

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module Rollout
  def self.features
    @features ||= YAML.load_file(Rails.root.join("config", "rollout.yml"))[Rails.env]
  end

  def self.features=(value)
    @features = value
  end

  def self.active?(key)

duduribeiro

def retryable(options = {})
  opts = { :tries => 1, :on => Exception }.merge(options)

  retry_exception, retries = opts[:on], opts[:tries]

  begin
    return yield
  rescue retry_exception
    if (retries -= 1) > 0
      sleep 2