RKRitik Kumarinbringcoder.tech·Jul 2, 2025 · 2 min readEntity Relationship model in DBMSEntity A thing in the world with independent existence. Maybe an object with physical existence (house, person) or conceptual existence(course, job) Attributes They are properties that describe entities Example - An entity “PERSON” can have attri...00
RKRitik Kumarinrjlabs.hashnode.dev·Jul 1, 2025 · 1 min readWhat is a Promise in JS?A Promise in JS a value that is unknown now and may become known in future. We need “promises” for asynchronous operations. Promise has stages Pending (upon creation) Fulfill Reject On Fulfill ‘.then()’ is called and on Reject ‘.catch()’ is call...00
RKRitik Kumarinrjlabs.hashnode.dev·Jun 25, 2025 · 2 min readPowerful array methodsIn this blog we’ll learn about some array methods that are used for “Iteration and Transformation”. map() filter() reduce() map() : Creates a new array populated with the results of calling a provided function on every element in the calling...00
RKRitik Kumarinrjlabs.hashnode.dev·Feb 7, 2025 · 3 min readCSS : HTMLs own stylistCSS is short form for Cascading Style sheets and its literally what is says. It’s a language we use to style HTML document and describe how HTML elements should be displayed on browser. Let’s understand this in detail…… When we create a HTML document...00
RKRitik Kumarinrjlabs.hashnode.dev·Jan 25, 2025 · 2 min readThe real truth of HTTPSWhat is HTTPS? to understand this go to Internet Deep dive You can see the main difference between “Http://” and “Https://” in browser. HTTP - HTTPS - Http clearly says that the connection is not secure however on https connection is secure, with t...00
