Today we will dive into some strategies you can use to scale Ruby on Rails applications to a huge user base. One obvious way of scaling applications is to throw more money at them. And it works amazingly well — add a few more servers, upgrade your database server, and voila, a lot of the performance issues just go poof! But it is often also possible to scale applications without adding more servers. That's what we will discuss today. Let's get going!
The easiest way to understand asynchronous code is to realize that the code does not execute sequentially. This can be difficult to comprehend in JavaScript, especially if you come from a programming language that's synchronous or sequential by default, like PHP. In this post, you will learn how to write async (also known as 'non-sequential') code in JavaScript efficiently. You'll learn the basics of using callbacks, promises, and the modern async/await style. Let's get started!
In this world of technology, meaningful and understandable software can be controlled easily. While designing the application's architecture, loose coupling between the services is necessary, meaning services should behave as a standalone application. This kind of architecture is called service-oriented architecture because, in this architecture design, we mainly focus on designing separate services and using them to make the whole application.
The ActionController::RoutingError is the most common error faced when working on a Ruby on Rails project - it’s equivalent to the classic 404 error in web applications. The ActionController::RoutingError indicates that there isn't a route in the application for the URL entered by the user in the browser.
The PHP InvalidArgumentException is an exception that is thrown when an inappropriate argument is passed to a function. This could be because of an unexpected data type or invalid data.
The NoMethodError is the most common error encountered in Ruby. As the name suggests, a NoMethodError occurs when the object on which we are trying to call a method or an attribute is not defined. For example when you call a method on an object that is nil or that is not defined: Output.
What’s your API data telling you about your Web3 App? By lifting relevant information from your App’s API transactions and call logs, you can identify and proactively catch issues before they’re surfaced by your customers. Keep your customers happy and reduce churn - make your customer success team performant.
Flutter is a native experience with a single codebase for both iOS and Android — learn how to become a better Flutter developer with these resources.
A good developer experience can make or break your product. Developers, myself included, are extremely particular about the tools they use to build and monitor their projects. With the vast array of developer tools available, the option to be picky is easier than ever. The great part about product experiences is that with proper tracking and analytics, you can slowly make impactful small changes.
