Using Rollup.JS to create JS modules and libraries is easy, it can easily output AMD, CJS, ES, IIFE and UMD JS formats with minimal configuration. Its plugin structure really nice too, you should find nearly anything you need here. This blog will focus on... (more…)

We’re happy to announce that the @aws/dynamodb-data-mapper package is now in Developer Preview and available for you to try via npm. The Amazon DynamoDB DataMapper for JavaScript is a high-level client for writing and reading structured data to and from D... (more…)

ECMAScript 6 introduced let and const to the javascript engine. So, lets see what is the real difference between let ,const and var.  var and let : var is used for global declaration and its scoped… (more…)

Since 2015, ECMAScript — the formal specification of the JavaScript language — has been getting annual updates that come out every June. These updates include all proposals that have reached stage 4: finished proposals that have been signed off by all the... (more…)

Do you want static or runtime immutability, or both? In this article I will show you how to combine Object.freeze with Readonly to get the best of both worlds. (more…)