Writing binary data using node.js fs.writeFile to create an image file

JavaScript language had no mechanism for reading or manipulating streams of binary data. The Buffer class was introduced as part of the Node.js API to make it possible to interact with octet streams in the context of things like TCP streams and file system operations. Pure JavaScript, while great with Unicode encoded strings, does not … Read more

Unable to get Angular CLI version, though all the requirements are installed?

Angular CLI requires a current, active LTS, or maintenance LTS version of Node (https://angular.io/guide/setup-local#nodejs). which version 11 isn’t. Node.JS 11 is no longer supported by the Node.Js team as after six months, odd-numbered releases (9, 11, etc.) become unsupported. More info: https://nodejs.org/en/about/releases Solution : Upgrade Node version to 12+

Update Server Component after data has been changed by Client Component in Next.js

The only way to update a Server Component is to reload the page. As it’s sent to the browser as static HTML without any JavaScript attached to it to have interactivity. To reload the page while keeping client side states, you could use router.refresh(), where router is the returned value by useRouter(). Here is an … Read more

punycode is deprecated in npm – what should I replace it with?

Recently I faced this same issue. I highly recommend you use the LTS(long term support) version of the node. You can validate the version here: https://nodejs.org/en when I’m writing this answer the node LTS version is 20.10.0 so then in your command line you should perform: $nvm install 20.10.0 $nvm use 20.10.0 This solves the … Read more

“npm run” fails with ERR_OSSL_EVP_UNSUPPORTED

Node.js version 17 has switched to using OpenSSL 3.0. They advise: While OpenSSL 3.0 APIs should be mostly compatible with those provided by OpenSSL 1.1.1, we do anticipate some ecosystem impact due to tightened restrictions on the allowed algorithms and key sizes. If you hit an ERR_OSSL_EVP_UNSUPPORTED error in your application with Node.js 17, it’s … Read more

Is there a NumPy-like package for Node.js and if not why not? [closed]

No, there are no technical reasons why a numpy-like package does not exist for Node.js and, more generally, JavaScript. There are two main obstacles preventing Node.js and JavaScript from achieving more mind share in the data science and numeric computing communities. The first obstacle is community. While the JavaScript community is huge, the subset of … Read more

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