What does the word “yield” mean in Ruby? And what does it do exactly? Well… Yield is a keyword (meaning it’s a core part of the language) & it’s used inside methods for calling a block. In other words, yield is pausing our method & transfering control to the block so that it can do … Read more
Ruby never stops improving! Version 2.7 is here with new features, methods & performance improvements. It’s was released on December 25, 2019. Now, according to Matz… This is the last 2.x version release. Because next year we’re getting Ruby 3.0! But before we get there… Let’s take a look at some of the changes & … Read more
The Ruby programming language has many practical uses. But here’s the thing… Many people are attracted to Ruby because of Ruby on Rails. Rails is a framework. A framework is a set of tools that helps you build websites, or web applications, easier & faster than if you had to start from scratch. That’s fine. … Read more
What are flash messages? A flash message is a way to communicate information with the users of your Rails application so they can know what happens as a result of their actions. Example messages: “Password changed correctly” (confirmation) “User not found” (error) You set these flash messages in your controllers, then you render them in … Read more
If you want to get the most performance out of your Ruby projects we have to explore fibers & how they work. Let’s start with a simple question… What are fibers? Fibers are workers, they run code & keep track of their own progress. In other words, fibers are a concurrency mechanism. Yes! Just like … Read more