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Tip Bank

Calling the Operator =

Question: How can I call the operator= of the base class from the operator=in the derived class?The data member in the base class is a private data member. I want

Strings in List Boxes

Question: When a user clicks on an item in a list box, how can I get the actual string that was clicked on? For example, if ‘dog,’ ‘cat,’ and ‘fish’

Dynamic Buffer

Question: I’m using Delphi to do a client-server application in which all the lines I get from a socket I send to a TMemo in my form. I want that

ActiveX/OCX objects in Delphi 3

Question: I am currently trying to convert three components to ActiveX components. I am doing this through Delphi 3, which I realize some people do not have access to.I need

Changing Applet’s Background Color

Question: Can you tell me how to change the background color of an applet from the normal grey to white? I would greatly appreciate it. Answer: Try putting the line:

Insufficient Memory, TFloatField in TQuery

Question: 1. I developed an application, but after running for about one hour, a message error: “Insufficient memory to do the operation” occurred. The error did not cause the application

More than One Class in Same File?

Question: Is it possible to have more than one class in the same file ? Answer: Yes. The file Foo.java may contain several class declarations, but amongthem must be a