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How to Detect Browser in JavaScript

Sometimes you may need to detect client browser on your website. Here is how to detect browser in JavaScript.

Sometimes you may need to get intersection of arrays in JavaScript. Here are the steps to do so.

Sometimes you may need to sort an array of objects in JavaScript. Here are the steps to do it.

Often you may need to pad number with leading zeroes in JavaScript. Here are the steps for it.

Sometimes you may need to get random element from array in JavaScript. Here are the steps to extract random element from array.

Sometimes you may need to simulate keypress in JavaScript. Here are the steps to do it using event dispatcher.

Sometimes you may need to call function by variable name in JavaScript. Here are the steps to do it.

Sometimes you may need to prevent tab/browser closing in web browser. Here is how to detect tab/browser closing in JavaScript.

Sometimes you may need to include another HTML in HTML file. Here are the steps to do it.

Sometimes you may need to call function when page is loaded in JavaScript. Here are the steps to do it.