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How to Persist Variables Between Page Load

Sometimes you may need to persist variables between page load. Here is how to persist variable between refresh and keep values after page reload.

Sometimes you may need to scroll to element using JavaScript. Here are the steps to do so.

Sometimes you may need to scroll to a given DOM element. Here are the steps to scroll to element using jQuery.

Sometimes you may need to add delay in JavaScript loop. Here are the steps to add delay in JavaScript loop.

Sometimes you may need to use dynamic variable names in JavaScript. Here are the steps to use it.

Sometimes you may need to get difference between two arrays in JavaScript. Here are the steps to do it.

Often you may need to compare dictionary in Python. Here are the steps to do so.

Often you may need to compare objects in JavaScript. Here are the steps to do so.

Sometimes you may need to find element using XPath in JavaScript. Here are the steps to do so.