PHP, JS, CSS, Python, and Machine Learning Technology
PHP, JS, CSS, Python, and Machine Learning Technology
Absolute-super-basic-Promise-creation
And note some fundamentals of Promise - When you create a new Promise, you're really just ...
PHP, JS, CSS, Python, and Machine Learning Technology
Promise object
Promise object is used for handling asynchronous computations which has some important ...
PHP, JS, CSS, Python, and Machine Learning Technology
How is Node.js different different from Javascript?
Ans: Node.js uses a library called libuv, to bring an asynchronous event driven model to ...
PHP, JS, CSS, Python, and Machine Learning Technology
LocalStorage and SessionStorage
localStorage and sessionStorage both extend Storage. There is no difference between them ...
PHP, JS, CSS, Python, and Machine Learning Technology
Cookie-Based Authentication
Cookie-based authentication has been the default, tried-and-true method for handling user ...
PHP, JS, CSS, Python, and Machine Learning Technology
Pipe-in-node
The pipe() function reads data from a readable stream as it becomes available, and writes ...
PHP, JS, CSS, Python, and Machine Learning Technology
Conceptual Workflow
If you’ll recall, Express works with a request-response cycle in which callback functions ...
PHP, JS, CSS, Python, and Machine Learning Technology
What is a session?
The very basic steps of express-session and cookie-based session management
The first ...
PHP, JS, CSS, Python, and Machine Learning Technology
Passport-authentication-middleware-BASIC-FLOW.
Passport is a framework, and a Node.js middleware, that is extremely flexible and ...
PHP, JS, CSS, Python, and Machine Learning Technology
Package.json file
Explanation so, basically it removes all the create and start server code from your ...
PHP, JS, CSS, Python, and Machine Learning Technology
Node-debugging
Since version 6.3, Node.js provides a built-in DevTools-based debugger which mostly ...
PHP, JS, CSS, Python, and Machine Learning Technology
localForage is a fast and simple storage library for JavaScript.
localForage improves the offline experience of your web app by using asynchronous storage ...
PHP, JS, CSS, Python, and Machine Learning Technology
jwt-where-to-save-localStorage-vs-sessionStorage-vs-cookie
First note, in a typical node app, the token is generated with jsonwebtoken npm package ...
PHP, JS, CSS, Python, and Machine Learning Technology
JSON Web Token(JWT)
A JSON Web Token(JWT), defines an explicit, compact, and self-containing secured protocol ...
PHP, JS, CSS, Python, and Machine Learning Technology
Gracefully-shut-down-node-app
We can speak about the graceful shutdown of our application, when all of the resources it ...
PHP, JS, CSS, Python, and Machine Learning Technology
What’s a stub? Name a use case.
Ans: First, a classic use of callback methods. Second, using Promises. Finally, in a more ...
PHP, JS, CSS, Python, and Machine Learning Technology
Why express js is required when I have node.js
So you don't have to repeat same code over and over again. Node.js is a low-level I/O ...
PHP, JS, CSS, Python, and Machine Learning Technology
Error-handling-in-node-Theory
There are four main ways to deliver an error in Node.js:throw the error (making it ...
