During development, you may need to store temporary data on the local file system. This temporary data could be anything short-lived, like the content you read from another source. You may want to transfer this temporary content to your application and have to find storage that you don’t need …

In some situations, you may want to detect the underlying operating system of your application. This may happen if you’re using a feature switch or limited feature support on a given platform. For example, you may allow special characters on Unix-based systems and not on Windows. This tutorial shows …

In JavaScript, an array is a dictionary of indexes to values. Typically, you’ll only see the array items in the format like [1, 2, 3]. The sequential order of the sample array has a fixed length of 3. In some situations, you want to dynamically create an array of …

Node.js provides the node:fs core module allowing you to interact with the local file system. You can create, read, update, or delete files on your computer’s hard disk. This tutorial shows you how to delete a file from your local disk. {{outline}} Delete a File From Local …

One of the benefits of using TypeScript is the type system which requires you to provide the correct values between all interactions in your application. For values that can be null or undefined, you may need to handle different code paths, for example by using default values. TypeScript comes with …

Vue 3 introduced the composition API using <script setup> blocks. You can write any JavaScript in there to set up your Vue components. The composition API also introduced some hiccups related to reactive properties. For example, it’s possible to lose reactivity when destructuring reactive objects, like props. …

Vite is a great build tool for your frontend assets. It works nicely with popular frontend frameworks, like Vue.js. When looking for Vue.js tutorials on the Internet you may find code outlining Vue single file components. The imports in the tutorials may start with an @ symbol, like a …

We’re using GitHub Actions to run tests when pushing to a given branch. GitHub Actions are a convenient way for testing because the tests can run on the same platform where the code lives. We also wanted to run the CI pipeline for pull requests. And GitHub Actions come …