lakshmiprasanna.hashnode.devimp javascript qnspromises order console.log(1) //This is synchronous. It runs immediately. const promise = new Promise((resolve) => { console.log(2) //This is synchronous. It runs immediately. resolve() //resolve() is called, which schedules the .then() callback...Jan 14, 2025·1 min read
lakshmiprasanna.hashnode.devnetworking -- graphQL, GRPCwhat is graphQL GRAPH QUERY LANGUAGE if we want a list of all continents, all countries, all languages using restAPI we will make 3 API calls and get the data, and convert all those data to required format in the client this kind of heavylifting o...Nov 2, 2024·11 min read
lakshmiprasanna.hashnode.devsystem design --- RESTAPIRepresentational State Transfer —- REST Architecture 1] previously in one single code base, one single technology — frontend,backend, storage related things are developed —- this is one-tier architecture pblm here will happen when it comes to scalin...Oct 25, 2024·10 min read
lakshmiprasanna.hashnode.devsystem design - networkinghow the web works when we hit a URL say 'https://www.flipkart.com/' , check in the network tab of dev tools, in the response subtab for this request we get a HTML page in HTML file we can see some css,js files also so when we type a URL like flipka...Aug 12, 2024·8 min read
lakshmiprasanna.hashnode.devjavascript basicswhat is javascript? a programming language commonly used in web development creates interactive webpages [when used on client side] it can manipulate DOM of a webpage and also the styles difference b/w java and js js: Loosely typed (variables d...Jul 8, 2024·44 min read