Most Java programmers close a connection with database directly without closing the ResultSet. This is okay with standalone Java programs, where the Java compiler automatically closes the Resultset for you,
You can use pow() method which is part of the Math classin java.lang for calculating the exponentiation. Java doesnot provide any direct operator (like ‘^’ in VB) for calculating the
You should avoid usage of increment and decrement operators inside other expressions. Increment operator (++) adds 1 to the current valueof the variable and decrement operator (–) subtracts 1 from
Question: How do I do a forward declaration for the STL ‘string’ class? For example: // Foo.hppclass string;class Foo{ string f1(); void f2(const string& str); …} On various compliers (MS,
Question: Where can I download the HitCount Component for ASP? Do I need to register it on the Web server also? Answer: FrontPage 98 ships with a hit counter component.
Question: How do I convert a class into an abstract base class without using a pure virtual member function in it? Answer: If your goal is to disable instantiation of
Question: I’m doing a Web front for a database that contains data about temperature. How do I calculate an average temperature using SQL code? Answer: Use the AVG function to
Using the IE browser application, you can press the key while filling a form to submit the form. Indeed, this is a desirable feature for any Windows application. In order
A design pattern is a design solution to a software problem that occurs within a specific, recurring set of situations. Let’s say you are making software for a problem situation