When I was learning Ruby, I found that each, map and collect look alike but they aren’t. Let’s see what the different between them is. I will use irb to demonstrate it.
In my previous post, I talked about how to install postfix mail server on mac OSX. At that time, I used Gmail SMTP for sending the emails. This article will show you how to configure Mandrill SMTP for postfix.
In this article, I want to share how to make SNS and SQS get along. Before we move further, we have a main question. What is the difference between SNS and SQS? I took the description from Amazon documentation below.