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How to Shuffle Array in JavaScript

Sometimes you may need to randomize array in JavaScript. Here are the steps to shuffle array in JavaScript.

Sometimes you may need to create dynamic variables in python. Here are the steps to create variable variables.

Sometimes you may need to login to PostgreSQL without password. Here are the steps to do it.

Sometimes you may need to store PostgreSQL output to file. Here are the steps to do so.

Sometimes you may need to get row count for all tables in MySQL. Here are the steps to do so.

Sometimes you may need to get row count for all tables in PostgreSQL. Here are the steps to do so.

Sometimes you may need to select every nth row from a PostgreSQL table. Here are the steps to do it.

Sometimes you may need to insert text with single quotes in PostgreSQL. Here are the steps to do it.

Sometimes you may need to get an HTML element’s outer html. Here are the steps to do so.

Sometimes you may need to preview image before it is uploaded using jQuery. Here are the steps to do so.