About Javascript Math.random usage, sample code and more
Random number generation has many practical applications in various fields. Here are some examples: Cryptography: Random number generation is a crucial component of cryptographic systems. Cryptographic protocols rely on random numbers to create secure encryption keys, nonces, and other critical components of the system. Games: Random number generation is used extensively in computer games to create unpredictable outcomes, which makes the gameplay more exciting and challenging. Simulation: Random numbers are used in simulations to generate random events, which helps to model complex systems and predict their behavior.
Simple Javascript age calculator code
In this tutorial, we will discuss how to create an age calculator using JavaScript. There are two methods that we will explore - the simplest method and a more advanced method using a JavaScript library. Method 1: Simplest Method - Age Calculator Code for Your Website Suppose you have a requirement to capture the date of birth of the user and then calculate their age from that date. You can easily do the calculation using the Date JavaScript global object.
Simple Javascript tip calculator code
Tip is typically calculated as a percentage of the total bill amount that is paid to a service worker such as a server, bartender, or hairdresser, as a way to show appreciation for their service. The exact percentage of the tip can vary depending on the country, region, and service industry, but it is usually between 15% and 20% of the total bill. To calculate the tip amount, you multiply the total bill amount by the tip percentage as a decimal.