@dheerajtanwar

Callbacks in JavaScript: Why They Exist

Apr 18 · 3 min read · Hi, welcome to a new article. In this article we will learn about callbacks. So let's get started. What a callback function is In simple terms, a callback function is a function passed into another fu

JavaScript Modules: Import and Export Explained

Apr 18 · 3 min read · Hi, welcome to a new article. In this article we will understand import and export in JavaScript modules. So let's get started. Why modules are needed Before understanding why modules are needed, let'

User-Defined Function's DB2 SQL

Mar 22 · 7 min read · Hi, welcome to a new article. In this article we will learn about the user-defined functions. So let's get started. What are user-defined functions (UDFs)? UDFs are custom functions that users can cre

SQL Triggers in DB2

Mar 21 · 4 min read · Hi, welcome to a new article. In this article we will learn about the SQL triggers. So let's get started. What are triggers Triggers are the SQL statements that run after an insert, update, or delete

Map and Set in JavaScript

Mar 21 · 3 min read · Hi, welcome to a new article. In this article we will learn about the map and set in JavaScript. So let's get started. What Map is A map is an object that stores the data in key-value pairs where the