The slice method of array returns a shallow copy of a portion of the array based on the start and end index passed. Learn three different ways to use array slice in JavaScript.
The JavaScript delete operator is employed to delete a property of an object. After deleting the actual property, it won’t be accessible and returns undefined.
Adjusted R-squared is a reliable measure of goodness of fit for multiple regression problems. Discover the math behind it and how it differs from R-squared.