What are streams in Node JS?
What are streams in Node JS?
Ok, now we have a general understanding of streams and its benefits, let’s see structure and usage of streams in Node.js. In Node, streams are an abstract interface adhered to by several different objects. Streams can be readable or writable and are implemented with instances of EventEmitter.
What is Fullstack Node JS?
Fullstack applications (Vue, React, Angular etc. on the front-end and Node.js on backend) which use Node.js on the server side What is Node js? Node js is a cross-platform, open source runtime environment for executing JavaScript code outside of the browser.
Why Node JS is the best choice for web development?
With Node.js, you can run your code simultaneously on both the client and the server side, speeding up the whole process of development. Node js’ rising popularity has also produced a wave of open source projects and tools to help developers work with the environment.
How do I make a request in Node JS?
This is the simplest way I use to make request: using ‘request’ module. You can also use Node.js’s built-in ‘http’ module to make request. I like the simplicity of superagent ( https://github.com/visionmedia/superagent ).
Streams are very powerful concept which Node.js provides. Streams are used to handle reading and writing from a file, network communication and data transfer.
How do I gzip a transform stream in Node JS?
Node.js comes with a variety of transform streams in the Core API: Compressing stream with gzip. To gzip a stream simply create a gzip transform stream with zlib and pipe a stream through it. You can customize the compression level and buffers by passing an options object to the zlib.createGzip(options) factory.
How do I pipe data from one node stream to another?
Let’s create a first Node.js stream to pipe our data file to. This stream will do nothing really, just pass the data as-is to the next stream in the chain. For that, we will be using the very handy Transformstream, which is both Writableand Readable(in other words, data comes in and also comes out).
How do I use transform stream in streams2?
Streams2 Transform abstract class can be used with older versions (prior to v0.10) of node by using npm module readable-stream (tested with v1.0.15) What are transform streams? Node.js transform streams are streams which read input, process the data manipulating it, and then outputing new data.
https://www.youtube.com/watch?v=VNQYwonNigw
