Learn Ruby

Learn the Ruby programming language with this collection of Ruby tutorials. Complete practical projects and learn to use popular frameworks like Ruby on Rails.

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Performance

How to Use New Relic Insights to Learn More About Your Customers

Tutorial • Intermediate

In this tutorial, you will learn how to use New Relic Insights to collect information about your web application's users and use it to build a customer...

Jarkko Laine • 12 Nov 2015
Yii

How to Program With Yii2: Validations

Tutorial • Intermediate

The Yii Framework's built-in, extensible validators provide powerful data conformance controls which speed web development. Learn how to use them and extend...

Jeff Reifman • 27 May 2015
Ruby on Rails

One Class per Rails Controller Action With Aldous

Tutorial • Intermediate

Controllers are often the eyesore of a Rails application. Controller actions are bloated despite our attempts to keep them skinny, and even when they look...

Alan Skorkin • 22 Apr 2015
Hosting

Introduction to New Relic Insights

Tutorial • Beginner

For the first time ever, you can now ask questions about your software, customers, and business and get answers in milliseconds.

Jeff Reifman • 13 Nov 2014
Performance

Front-End Monitoring with New Relic Browser

Tutorial • Intermediate

The only monitoring product that gives you full visibility into the complete web page lifecycle of your actual users in modern browser-side applications.

Jeff Reifman • 28 Oct 2014
Ruby

Build a Custom API to Connect WordPress With Ruby on Rails

Tutorial • Intermediate

Once upon a time, web applications used to be monoliths that did everything all by themselves. These days, not so much. With web services opening up their...

Jarkko Laine • 19 Oct 2014
Rest API

Using Ruby to Program Arduino

Tutorial • Beginner

This article explains the role of Arduino in the 'Internet of Things' or 'Physical Computing' and goes on to show how Ruby can be used to play with the Arduino.

Nishant Modak • 13 Aug 2014
Ruby on Rails

Let's Write a RubyMotion App: Part 1

Tutorial • Intermediate

RubyMotion is a framework that lets you build iOS applications in Ruby. It gives you all of the benefits of the Ruby language, but because the code you write...

Landon Schropp • 2 Jun 2014
Web Servers

Using New Relic to Monitor Your Servers

Tutorial • Beginner

Today we will look at how to use New Relic to monitor your infrastructure (i.e. your production server) and why you'd want to.

Alan Skorkin • 2 Jun 2014
Ruby on Rails

Optimizing Application Performance with New Relic for iOS

Tutorial • Intermediate

New Relic has gained name and fame for being the number one solution for monitoring application performance. It tells you what you need to know about your...

Bart Jacobs • 29 Apr 2014
Ruby on Rails

Full Text Search in Rails

Tutorial • Intermediate

Using simple SQL queries to retrieve data is, at times, not the most efficient and scalable way of performing search operations in an application. Using a...

Joyce Echessa • 28 Apr 2014
Ruby on Rails

How to Use New Relic With PHP & WordPress

Tutorial • Beginner

Today we will look at how to monitor a PHP application using New Relic. More specifically we will set up a basic WordPress installation and get some...

Alan Skorkin • 14 Apr 2014