harrison valetski

http://users.dickinson.edu/~braught/courses/cs131s04/Spring2004/Labs/Lab02.html http://luongwalker.info/category/javascript-libs

virtual columns a virtual column must be ignored from the insert command or an error occurs. to add a virtual column to the table execute the alter table statement. to insert a row into a table using the virtual column simply omit the value for that row. next perform the all column in table query to view the correct calculations.

 convert radicals to exponentials; use arithmatic & laws of exponents to simplify; convert back to radical expressions as needed

the instanceof keyword is a test operand that refers to an object of given type or not and is a binary expression that produces a boolean result for <expression> instanceof <type> example: string s = "carrot"; point p = new point (8,1); s instanceof string true s instanceof point false p instanceof string false p instanceof point true "hello" instanceof string true null instanceof point false