< 1 min readIntro:Duplicate values in arrays can cause bugs and inefficiency. JavaScript provides several ways to remove them, from Set to filter(). Snippet: Takeaway:Use Set for clean, modern code. Use filter for ES5-compatible projects.
< 1 min readYou can use the window.history object to navigate back to the previous page in JavaScript. The history object provides methods to manipulate the browser’s session history, including moving backward or forward in the history stack. To go back to the previous page, you can use the back() method: Alternatively, you can also use the history.go(-1)…
< 1 min readYou can detect whether the user’s operating system or device is currently in dark mode by checking the prefers-color-scheme media query in JavaScript. This media query provides information about the user’s preference for light or dark color schemes. Here’s how you can use it: In this example, the isDarkMode() function checks if the user’s preference…
< 1 min readYou can generate a random color in JavaScript by generating random values for the red, green, and blue components of the color. Here’s a simple example using the Math.random() function: This code generates random values for red, green, and blue components and combines them into an RGB color format. If you prefer using hexadecimal color…
2 min readScrolling a web page to the bottom with JavaScript is a common task, whether you’re building a chat app, implementing infinite scroll, or just want to test page behavior. In this guide, we’ll cover multiple methods to scroll to the bottom of a page, along with code examples, browser support, and best practices for 2025….
< 1 min readYou can check if a date is between two dates in JavaScript by comparing the dates using the getTime() method, which returns the number of milliseconds since January 1, 1970, and checking if the date falls within the range. Here is an example function that takes a date, a start date, and an end date…
< 1 min readYou can get yesterday’s date in JavaScript by creating a new Date object and subtracting 1 from its getDate() method. Here is an example code snippet: In this example, we first create a new Date object for the current date using the Date() constructor without any arguments, which creates a Date object for the current…
< 1 min readYou can get tomorrow’s date in JavaScript by creating a new Date object and adding 1 to its getDate() method. Here is an example code snippet: In this example, we first create a new Date object for the current date using the Date() constructor without any arguments, which creates a Date object for the current…
2 min readYou can get the next month from a date in JavaScript by using the Date object and its methods. Here is an example code snippet: In this example, we first create a new Date object for the current date using the Date() constructor without any arguments, which creates a Date object for the current date…
< 1 min readYou can get the previous month from a date in JavaScript by using the Date object and its methods. Here is an example code snippet: In this example, we first create a new Date object for the current date using the Date() constructor without any arguments, which creates a Date object for the current date…
