While building the queuing feature in the Supercharge framework, we wanted to enqueue jobs with a delay. You can delay a job by a given number of seconds. Internally, Supercharge stores a notBefore date with the added delay seconds. This tutorial shows you how to add seconds to a date …

Sorting data is a common task in programming. JavaScript provides a .sort(comparator) method on arrays allowing you to sort data with custom comparator. A comparator represents a compare function determining which element comes before the other. When sorting integers, a custom compare function comes handy because you can ensure …

You may want to add different behavior for different input types when working with functions in Node.js and JavaScript. For example, if an input is a promise, you want to resolve it first before moving on with the actual processing. This tutorial shows you how to detect whether a …