devxlogo

We are an award-winning tech entrepreneurship website where trusted experts can provide value globally.

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.

devxlogo

Trusted for 26 years

Over 30K Articles

1M+ Readers

Expert-reviewed

10K+ Tech Terms

As seen in:

microsoft logo
business_insider_logo
wired_logo
berkley
arstechnica_logo
hackernoon

The Latest

NetWare Directory Maps

Question: What are directory maps and how can I use them? Answer: Directory maps are an exciting new feature with IntranetWare 4.11 that allow users to map server directories effortlessly,

How can I send email from Oracle?

Question: How can I send email from Oracle? Answer: A recurring question on Oracle developer listsis how to send email from “within” Oracle. One might want a certain event in

How can I write to OS files from Oracle?

Question: How can I write to OS files from Oracle? Answer: Oracle version 7.3 supports directreading and writing of operating system files from within Oracle.In particular, the utl_file package enables

Using views to improve performance

Question: We are building a Web-based interface for an existing database. We’reusing a SQL interpreter that runs the queries, then sends them to theserver without the need for a client

Date format

Question: My application (RIS) converts a date in an integer to store it in a Database. Integer = x seconds after 1.1.1970 (for ex., 709444800). I want to make a

Datawindow bands problem

Question: Occasionally I have found that after creating an executable, the bands in some of my datawindows have been repositioned to the top of that particular datawindow, causing a blank

Sending email from within OPO applications

Question: Is there a way to send email from within anOracle Power Objects application? Answer: There is not a native function to do this within OPO.However, you can use any

Can Crystal Reports output to MS Word?

Question: The Crystal Reports help file contains “Pro-only Topics.” Can I use these Pro features with the Crystal Reports engine I recieved with OPO? If so, where can I find

Power Objects 2.02 — Can’t edit a view

Question: I am using Power Objects 2.02. In the sample mldata session I cannot change any views that already exist; I come up in a view mode only. This is

Rich text presentation style

Question: When using a rich text datawindow (not an rte control), is there a way to save the contents to a file as rich text, as is? In other words,

Max file size PB can open

Question: I need to develop a program interfaced with a Sybase database. First I have to open a huge ASCII file (size ranges from 20 to 100 MB) to read

Going from one application to another

Question: I am trying to figure out how to pass through the Message Object or NVO address, either by reference or value, to another application entirely different from the original

GetClickedCol() obsolete?

Question: Okay, so PB 5.0 made the GetClickedCol method obsolete. Now how can I get the current column using the dwo argument? Answer: There is a replacement attribute for all

Connecting to Oracle

Question: I have been trying to connect to our Oracle General Ledger Version 10.SC from PB5 Ent. I am accessing it from my PC running Win95 and a database that

OPO and stored procedure parameters

Question: Stored procedure on WG7.3 Oracle expects three parameters. I can get OPO 2.0 to pass the params if I cite them literally as, for example, exec sql begin addnewperson(‘John’,’Quincy’,’Doe’);

How to add custom menu and toolbar to report object

Question: I’m using Power Objects 2.1 and am trying to add a custom menu and toolbar toa report object. I’ve successfully done this withform objects by using the InitializeWindow, TestCommand

Referencing instances of classes

Question: How do classes communicate? If class A created one or more instances of class B and class C, how can class A keep track of all the instances of

Pop-up list problems

Question: Why can’t I put a simple piece of code in the click event for a list box and have it execute? Also, how can I choose a value from

OPO 2.0 and mathematic operations

Question: Yesterday I received a description for a reality problem I must represent in my OPO-database application. It concerns the drinking water supply for a city, and the staff of

Field-level and interfield validations

Question: Field-level validations should be done when the user visits the field. How can this be done?Interfield validations on the same screen also should be done when the user visits

Cursor position within a window

Question: I have a DB log-on panel defined for my application, and the user ID is loaded from an INI file. I would like to have the cursor on the