Introduction: Sometimes the rails application requires sending the bulk mails using action mailers on the single attempt. The user can be able to send them seamlessly. But, this task is not possible in synchronous way. This will affect who…

What is Data scraping? Website/Data Scraping is a technique to operating large amounts of data from websites whereby the data is extracted and displayed in own sites or it can be stored to a File/Database. Data scraping is basically used w…

Devise is a flexible authentication solution for Rails. It is a complete MVC solution based on Rails engines. It allows you to have multiple models signed in at the same time. It hashes and stores a password in the database to validate the…

Introduction to DevOps… DevOps is a combination of Development (Software Development) and Operations (Software Productions/IT Operations…) What is DevOps? DevOps is not a technology or tool, it is a concept of behavior, and it is an extens…

Consider this your invitation to become part of an extraordinary movement transcending the bitter political divide and united in shared purpose blind to color, party and religion. We reach out not just to the young, but young of heart and …

Let’s start with an example that you have two different tables called InternalEmail and ExternalEmail. internal_emails Id (integer) sender_id (integer) content (text) Subject (character varying) recipient_email (character varying) Status (…

Blockchain was the idea originally developed by a group of people known by the pseudonym, Satoshi Nakamoto. But since then, it has evolved into something greater, and the main question every single person is asking is: What is Blockchain? …