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Hello, I have many users of my vb program which updates a microsoft data base file. I need to add a couple of new fields to the database. Is there a way in my program that i can see if the database already contains these fields and also how do I add these new fields to their existing database?

We have a client who wants to be able to ssh to his machine from outside the office. His office has a small router hooked up to a dsl line. I presume the dsl modem has an ip address which changes periodically. Is there any way to connect to the linux box with ssh? Do we have to try to get a...

We would like to get ssh configured so we can login from outside our offices securely. I have loaded Putty on my pc. When I connect to linux with ssh it accepts my standard login and password. What do I need to do to force Linux not allow my office password when ssh is used to connect instead of...

In our web application , our perl program constructs a list of pdf files which the user can click on to open. We do not want internet explorer to show the full path name of the file as the mouse is placed on each link. How can we hide the true path? Thanks to anyone who can help.

Hello, I am trying to figure out how to add an option to an existing entry in the /etc/printcap. This file is recreated by the lp print service, so I have to put the entry in the printcap.local file. I cant find any sources that show how to edit an existing entry , only add new entries in the...

Hi, Does anyone have any experience or recommendations for rs232 multiport serial cards such as Rocketport, Equinox or other? We need to acquire one for use with Red Hat. Thanks