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How to Remove All Child Elements of DOM Node in JS

Sometimes you may need to remove all child elements of DOM node in JS. Here are the steps to do it.

Sometimes you may need to check if variable exists or is defined in JS. Here are the steps to do so.

Sometimes you may need to convert UTC date time to local date time in JS. Here are the steps to do it.

Sometimes you may need to use variable number of arguments in JS function. Here is how to do it.

Often you may need to add 1 day to current date in JavaScript. Here are the steps to do it.

Sometimes you may need to replace one character in python string. Here are the steps to do it.

Often you may need to add directory to python path. Here is how to permanently add directory to python path.

Sometimes you may need to install python package using .whl file. Here are the steps for it.

Sometimes you may need to convert JSON to pandas dataframe in Python. Here are the steps to do so.