Pedro Alonso

In this tutorial, I am going to create a small Rails app. I will show you how to create a rake task to import some venues from Foursquare to our database....

In this article I am going to show you how to install Elasticsearch, how to implement full-text search on your Rails site, and how to implement search...

There are many ways to generate PDFs in Ruby and Rails. Chances are that you are already familiar with HTML and CSS, so we are going to use PDFKit to...

Webhooks are user-defined HTTP callbacks that allow developers to easily access notifications of payment activities, such as payment status update, or...

In this tutorial I explain how you can use the PayPal REST API to take payments, authorize payments to capture the funds up to 29 days later, or create...

In the first part of this series I am going to show you how you can generate buttons to collect payments through PayPal using their Button Creation Tool. You...

In this tutorial I am going to explain how to build a note-taking web application. It is going to be software as a service, integrated with Stripe for...