A web application that provides real-time currency exchange rates using the National Bank of Ukraine (NBU) API. The tool allows users to track currency trends, convert amounts, and view historical ...

Currency-Exchange is a web-based expense tracking application that simplifies expense management when dealing with multiple currencies. Users can add expenses in different currencies and convert them ...

How to determine if a value is a numberThere are many situations in JavaScript where you want to determine if a value is a number. In business systems, handling numbers is frequent, such as amounts in ...