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...
Why Use Express? Single-threaded and asynchronous It is scalable and fast Offers powerful API Built-in middleware allows easy handling of complicated tasks React React is an open-source JavaScript library employed for creating user interfaces, usually for single-page apps. It offers code reusabili...
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...
Node.js uses the “Single Threaded Event Loop” architecture to handle multiple clients at the same time. To understand how this is different from other runtimes, we need to understand how multi-threaded concurrent clients are handled in languages like Java. In a multi-threaded request-response ...
.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...
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 ...
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 ...
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...
As a second step, we want to include SWC as a tool in our build system. For this one, we want to useWebpackas a more advanced and configurable builder. For starters, let’s take a look at how ourpackage.jsonwould look for a setup of Webpack and SWC. With this setup, we can ru...
Is an increase in server-side processing time due to the web server or due to the middleware application server or due to the database? Capacity planning Is the load being effectively balanced across all the IIS web servers? Do the IIS web servers have sufficient CPU, memory, network. or ...