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Hello, I'm trying to write a program that evaluates a postfix expression using the vector class. I have done this successfully using stacks but I am experiencing trouble with vectors. Here is the error message I am recieving: I:\vector.java:26: type Vector does not take parameters public static int evalPostfix(String str, …

1NF- There must be a unique primary key and no repeating groups 2NF- No partial dependencies and in 1NF 3NF- No transitive dependencies and in 2NF

I don't but 3rd party accessories, they never seem to last for me. I stick with products made by Microsoft, Sony, etc.

Hello. I'm working on a class hierarchy that starts with an abstract class called GeometricObject. I want to use this class to create classes of different types of triangles. I want to these classes to inherit the perimeter method from the Triangle class. Here's what I have so far. abstract …

I'm currently learning from a book called Data Structures Using Java 5.0 by Nicholas J. DeLillo. It's a great book with lots of great examples.

Off the top of my head, I'm pretty sure you must use: <select> <option> whatever you want in drop down menu</option> repeat this for as many items you want in the drop down menu. Be sure to enclose all of these items in option tags. Also make sure to close …

MS Access doesn't use quotes around numbers. Not sure about Oracle.