As a JavaScript testing framework, Jest has an extensive collections of APIs that will make our lives easier and help with mocking dependencies. However, sometimes there are so much options that it’s hard to know all of them, let alone determine the most optimal one. I had a similar case...
you can use it to load a module to send log messages to a database. But when starting out with system logs, it’s easiest to start with the log files normally stored in /var/log. Check out some log files—once you know what
While developing a JavaScript application, you must have gone through situations where you needed to import functionality from another module. You may have wondered about the different ways you can import a module in JavaScript. Here comes this tutorial. In this tutorial, we will explore the metho...
the default behavior in many Linux distributions often makes it difficult, if not impossible, to identify the first few boot stages as they proceed, so you’ll probably be able to get a good look only after they’ve completed
How to Make an Online Multiplayer Game This tutorial guides you through building the online multiplayer gameNinja Platformer, a browser-based collaborative puzzle game written in less than 1000 lines of code that encourages you to work with your friends to collect the keys to complete the levels....
Use SpreadJS and componentized form editor to make a simple online Excel reporting system. The A page uses the editor to design and save the template. Page B uses SpreadJS to import the template and fill in and upload the report.
Module: public/sw.js constcacheName='Temporas';// Cache all the files to make a PWAself.addEventListener('install',e=>{e.waitUntil(caches.open(cacheName).then(cache=>{// Our application only has two files here index.html and manifest.json// but you can add more such as style.css ...
Now, JavaScript has its own built-in way to make API requests. This is the Fetch API, a new standard to make server requests with Promises, but which also includes additional features. In this tutorial, you will create both GET and POST requests using the Fetch API. ...
module.exports = router; Note, we might see a performance impact if we deployed this to a server. Each lookup comes after a single keypress, which may not make sense when users are typing multiple keystrokes. You’ll want to incorporate a delay in your front end before you connect to...
Why? And how can you make ES6 modules work in browsers?You just have to do one tiny change: instead of loading your main entry point JavaScript file using<script src="index.js"></script>add type="module":<script type="module" src="index.js"></script>...