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Category Archives: Node.js

Passport is the authentication middleware for Node. It is designed to serve a singular purpose which is to authenticate requests. It is not practical to… Read More
Introduction: The xor modifier is an inbuilt color modifier in Nodejs Jimp which modifies blue components of the given image by given amount. Syntax: image.color([… Read More
The exception handling refers to the mechanism by which the exceptions occurring in a code while an application is running is handled. Node.js supports several… Read More
Introduction The green modifier is an inbuilt color modifier in Nodejs | Jimp which modifies the green components of the given image by a given… Read More
Introduction The red modifier is an inbuilt color modifier in Nodejs | Jimp which modifies the red components of the given image by a given… Read More
Introduction The xor modifier is an inbuilt color modifier in Nodejs | Jimp which treats the two colors as bitfields and applies an XOR operation… Read More
Introduction The desaturate modifier is an inbuilt color modifier in Nodejs | Jimp which desaturates an image to a given amount, from 0 to 100. If… Read More
Introduction The mix modifier is an inbuilt color modifier in Nodejs | Jimp which mixes colors by their RGB component values and amount is opacity… Read More
Introduction The tint modifier is an inbuilt color modifier in Nodejs | Jimp which mixes white color to the image. Syntax: image.color([ { apply: 'tint',… Read More
Introduction The tint modifier is an inbuilt color modifier in Nodejs | Jimp which mixes black color to the image. Syntax: image.color([ { apply: 'shade',… Read More
While developing Node.Js application it is important to handle invalid routes. It can be done by writing a custom route or redirecting all the invalid… Read More
Introduction The hue modifier is an inbuilt color modifier in Nodejs | Jimp which applies hue to an image to a given amount, from -360… Read More
Installations First, we need to include a few packages for our Nodejs application. npm install express --save Express allows us to set up middlewares to… Read More
Encryption and Decryption in Node can be done by installing and implementing the ‘crypto’ library. If you have installed Node.js by manual build, then there… Read More
OS is a node module used to provide information about the computer operating system. Advantages: It provides functions to interact with the operating system. It provides the… Read More

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