Node.js shines in real-time web applications employing push technology over WebSocket. After over 20 years of stateless-web based on the stateless request-response paradigm, we finally have web applications with real-time, two-way connections, where both the client and server can initiate communica...
Node.js is a highly-scalable event-driven JavaScript environment. In this article, learn more about Node.js, its architecture, how to use it, and more.
Disrupting the financial sector starts and ends with products that work, are easy to use and stable day after day. The Engineering competence is pivotal in creating, maintaining and developing the Klarna experience. Follow publication Why we strayed from our middleware stack ...
Server-side componentization is never easy. But withExpress.js(andConnect.js) came the idea of ‘middleware’. In my opinion, middleware is the best way to define components on the server. If you want to compare it to a known pattern, it’s pretty close to pipes and filters. The basic...
After all, we are in competition with Vercel in the platform space. Then, the recent security incident around Next.js middleware happened, triggering a small fire on social and drawing criticism about how the incident was handled. This article is not about that security incident. ...
But life wasn't that good this one time when I was working on a Node.js project and started seeing unhandled promise rejections in the production logs. After some debugging, I eventually traced the issue to an Express middleware function with the following code. Can you tell what's wrong ...
.pdb files in production environment? 'An operation was attempted on a nonexistent network connection' error 'bootstrap' is not a valid script name. The name must end in '.js'. 'Cannot implicitly convert 'System.TimeSpan' to 'System.DateTime' 'DayOfWeek' is not supported in LINQ to E...
Node.js (server-side JavaScript), and other well-known languages. Theseruntimecomponents are the very same language engines a developer would use in building a container. So it is entirely possible that a customer could build an application in App Engine using a runtime that Google doesnotsupp...
On December 15th, 2020, we announced thegeneral availability of the AWS SDK for JavaScript (v3). In v3, themodular packagesreduce the bundle size of your application by ~75% when compared to v2, which helps improve application performance. Themiddleware stackallows you to...
At this point, you may be thinking, "Why exactly should I use Koa, amid the myriad of Node.js frameworks available? What exactly makes Koa special or different?" That would be an excellent question. We will cover the answer to that in this section and list some reasons why Koa is a ...