Reader Feedback and Insights: Suggestions for a Temporary Library

May 29, 2002 Timothy Prickett Morgan

Hey, Ted:

In the April 24 issue of Midrange Guru, OS/400 Edition, you described a method of creating a temporary library that would provide the same function as QTEMP. I would like to make a couple of comments:

In addition to creating the temp library, it would be a good idea to add this library to the top of the library list. QTEMP is already there, and including the temp library would allow *LIBL to be used.

To retain this temporary library, you suggested creating data area KEEPTEMP in a library in the job’s library list. I would

String Parameters of Various Lengths

May 29, 2002 Timothy Prickett Morgan

Hey, Ted:

I have an RPG IV subprocedure that I call from several different programs. I use what I call the QCMDEXC method to pass a character string to it. That is, I pass two parameters–the character string and the length of the character string. I would like to eliminate the second parameter.

The subprocedure would have to determine the length of the character string that is passed to it. Is that possible?

— Karen

Yes, it’s possible. Your subprocedure needs the operational descriptor of the parameter. Here’s what you need to do.

Add the OPDESC keyword to the parameter

Prevent Someone Else from Peeking at Your Window 2000/XP System

May 29, 2002 Timothy Prickett Morgan

Dear Readers:

If you have a Windows 2000 or Windows XP machine connected to the Internet, chances are good that your computer’s security information, including user profiles, account policies, and share names are freely available to any hacker on the Internet.

This is because, by default, Windows 2000 and Windows XP do not restrict anonymous access to the above listed information.

However, you can very easily prevent others from gaining access to this sensitive information on your PC by making one very simple change to the Windows Registry.

Here’s how:

1. Click on the Windows Start button.

2. Click Run.

3. Enter “Regedit”