One of the Scout’s key features is its ability to quickly highlight N+1 queries in your application. In this video we will take a look at how you can use Scout to do that. Read more
Kubernetes and Docker each play a vital role in modern, microservices-based application development. Since Kubernetes and Docker work in unison to help develop, deploy, and manage large-scale applications – they are not mutually exclusive technologies and they are certainly not in competition with each other. Nevertheless, Kubernetes and Docker are ... Read more
Serverless and containers are two “as a service” technologies that have seen increasing adoption in recent years. In this article, we’ll explain the difference between serverless and containers, so that you can understand for which situations each technology is best suited. Read more
Even though only 11 years old, Node.js has emerged to be one of the most popular web development frameworks in the last decade. I’m a big Javascript fanboy, and thanks to Node.js, I can write Javascript code outside the browser ... Read more
When visiting a new website, it is quite normal to get carried away by the bells and whistles of the fancy UI and UX and not be able to appreciate all the lower level, back-end code that runs tirelessly to ensure a smooth and fast website experience. This ... Read more
In Python, Lambda functions are rare compared to “normal” functions, and occasionally misunderstood or overused. In this article we’ll cover what Lambda functions are, how to use them, and how they compare with normal functions and other alternatives. We’ll also touch on the history of lambda functions, such as where ... Read more
In the realms of computer science and software engineering, reusability and modularity are considered to be important design principles to keep in mind when building software programs. The key idea behind these principles is to write code in a way that does not concentrate all it’s operations in one place. ... Read more
A stack is an abstract data type that stores a collection of elements with more strictly defined insertion and deletion rules. Read more
Web frameworks are powerful tools. They abstract the common aspects of building web sites and APIs and allow us to build richer, more stable applications with less effort. A broad range of web frameworks is available to us in Python. Some are proven favorites with large ecosystems and communities. Others ... Read more
Errors are undesirable for users and you should do everything in your control to keep users away from them. However, they are of utmost importance for developers. They allow developers to understand the inaccuracies and vulnerabilities in their code by alerting them when their code breaks. They also provide relevant ... Read more