Working with dates in an application typically involves some kind of „shortcuts“. Like, such as adding a given number of days to a date. Adding days to a date could mean postponing a to-do item. This tutorial shows you how to add days to a date in JavaScript. {{outline}} Add …

The UNIX time describes a point in time using an integer value. This integer is the number of seconds since the UNIX epoch. The UNIX epoch is 01 January 1970 at 00:00:00 UTC. This tutorial shows you how to convert a UNIX timestamp to a JavaScript date instance. …

The UNIX time is a way to describe a point in time. You’re describing the time using an integer value. This value is the number of seconds since the UNIX epoch which is the UTC time of 01 January 1970 at 00:00:00. This tutorial shows you how …

The JavaScript engine comes with a global Date class. Interacting with dates is an essential part of programming. JavaScript’s Date comes with two methods to retrieve the current year: Date#getYear and Date#getFullYear. This tutorial shows you what to look out for when using one or another and …

Node.js runs on different architectures. You can use it on all common operating systems, like Windows, Linux, and macOS. You can also use it on 32-bit and 64-bit machines. This tutorial shows you how to detect whether you’re running in a 32 or 64-bit system. {{outline}} Detect If …

When working with arrays in JavaScript you may need to reverse it. Reversing the array will make the last item the first one, the second to last item the second one, and so on. This tutorial shows how to reverse an array in JavaScript and what side effects to keep …

The JavaScript stdlib is missing a method to detect whether a given input is a string value in lowercase format. Yet, we can build our own isLowerCase method using the existing methods. This tutorial shows you how to create a method detecting whether an input is in lowercase. {{outline}} Determine …

JavaScript is missing a method to detect whether a given input is a string value in uppercase format. What’s existing are methods allowing us to create our own isUpperCase utility method. This tutorial shows you how to create a method detecting whether an input is in uppercase. {{outline}} Determine …