Since 1998, DevX has helped people start businesses, build websites, and provide enterprise technology to people globally. Interviewing the likes of Microsoft’s co-founder, Steve Ballmer, the publication brings comprehensive, reliable, and accessible insights to the Internet.
Question: Can I use 16-bit DLLs in 32-bit PowerBuilder 5.0? Answer: The short answer is no. If you have access to the source, you could writea thing called a thunk
Question: How can I perform a phonetic search in SQL? I need to search a database ofnames, but exact matches won’t work. Using phonetic matching, I could finda name registered
Question: I’m looking for a way to put a dynamic UserObject in a Tab Control. The PowerBuilder documentation mentions a technique to put it in a window, but nothing for
Question: How can I add a column to a table (not just at the end of the table)? For example: create table test(first_col char(20),second_col char(20)); I want to alter table
Question: I am developing an application that automates government-defined forms, and have defined the forms using DataWindows. For items such as MALE/FEMALE, YES/NO, etc., I have used radio buttons. But
Question: Is it possible to activate an event or function at regular time intervals in a customer user object?I’ve tried to defined a timer event using event id pbm_timer. But
Question: Does an archive or site exist thathas examples or templates for Power Objects? I’ma neophyte, and would like to start with somealready developed applications that I can modify.Specifically, I’m
Question: I need a way of letting the user pick a file name or names from a list. I would prefer this not to be in a dialog box. In
Question: I have a table set up with training records by date. I want to produce a query that will count how many training sessions took place for each quarter
Question: I have a table that contains a concatenated field delimited by colons. The field contains approximately six values I want to house as separate columns on the table. How
Question: Is there a driver for Oracle 7.3.2.3 — the version Oracle recommends for NT 4.0? Answer: Yes, but it is not readily available (as of this writing, 4/14/97). You
Question: How can I print two DataWindows on to one page? Do you have to use a composite DataWindow? Or is there a way to do it with two separate
Question: I have number of forms, including a MainMenu form. On the MainMenu form I have several buttons that I want to click and connect to my other forms. I
Question: Two ways of Indexing a paradox table Answer: Having done a lot of work with Paradox in the past, there are things I’ve learned in Paradox that I’ve needed
Question: A simple property editor Answer: This is an introductory level article about creating a simple property editor that I hope will get you started. I’ll provide enough information about
Question: Using SQL2 built-in functions Answer: A problem that’s rampant with many software tools today, even one as complete and comprehensive as Delphi, is that documentation on many important subjects
Question: I need to add a right-click event to aTDBGrid, but am ata loss as to how to accomplish it. I want to pop up a menu. Do you knowhow?
Question: Previous instance of a running application via EnumWindows Answer: The code below will check for the previous instance of an application. Ifit finds an instance of an app already
Question: Preventing a form from re-sizing using a Windows message Answer: There are some cases in your development where you want to prevent your users from re-sizing a form. This
Question: Some useful string manipulation functions Answer: If you’re like me, you create a bunch of utility functions and store them in a separate unit or maybe even a DLL
Question: How can I use two different data controls to display data from a single data source and table?For instance, I’d like to use a DBGrid as a navigating tool
Question: Circular referencing Answer: This tip addresses circular referencing between units; that is, where two units are dependent upon each other in some way. Or in more simple terms: two
Question: I am looking for performance information regarding TCP/IP. I have 13 devices connected to a host. Assuming a constant packet rate and frame size, how will the addition of
Question: Where can I find information on how to write a program that is going to run on a Novell 3.x or 4.x server? Can you install an EXE and
Question: I want to learn about the basics of local area networks. Where do I start? Answer: Your best bet is to get yourself some books that deal with the
Question: Does Netscape offer any special integration with Novell NDS? If so, how can I take advantage of it? Also, is there a way to monitor my Novell 4.x server
Question: On a NetWare LAN, encrypted passwords are used. If a user forgetsa password, is there a way for me to view the password? Answer: Log in with supervisor equivalence,
Question: I need to make a recommendation to a firm. There are upwards of 50 computer controllers and each must be guaranteed of sending at least one message every minute.
Question: What are the various flavors of “Fast Ethernet” and how do they work? Answer: “Fast Ethernet” refers to 100 Mbps Ethernet networks. Fast Ethernet provides 10 times the bandwidth
Question: How can I share a CD-ROM volume on a NetWare server? Answer: Configuring, installing and sharing a CD-ROM volume on a Novell NetWare fileserver is done by a loading
