Tip Bank

DevX - Software Development Resource

Arrays of Arrays

Question: Is it possible to have an array of character arrays? What about anarray of multidimensional character arrays? Answer: Java arrays are first-class objects. They can be referenced byObject reference

DevX - Software Development Resource

JFrame Look and Feel

Question: Is there any way I can make a JFrame look like JInternalFrame? It looks bad at runtime when you change the look-and-feel, but the mainframe doesn’t change. Answer: This

DevX - Software Development Resource

Failure to Resolve Name Remotely

Question: I am trying to get remote access to my e-mail account. Although I can dial in the domain successfully, when I start Outlook, I receive this error message: “Network

DevX - Software Development Resource

Rotating a Column in PowerBuilder

Question: Is it possible to rotate a column 90 degrees in a PowerBuilder (5.0.04) datawindow so that the data print up and down instead of the usual left to right?

DevX - Software Development Resource

Exchange System Attendant Error Message

Question: I am running Exchange 5.5 with about 60 mailboxes. When I try to access the e-mail tab of a newly created mailbox I get the following error: an error

DevX - Software Development Resource

Implement Write-Once Read-Many Properties

Creating a read-only property or a write-only property isn’t difficult, as you probably know: just omit the Property Let (or Set, if dealing with objects) or the Property Get procedure,

DevX - Software Development Resource

Selecting an entire row in a ListView

The ListView control that comes with VB6 lets you select an entire row by setting its FullRowSelect property to True. If you are working with VB5 or you’re using VB6

DevX - Software Development Resource

Friend Procedures are faster than Public ones

It might surprise you to learn that Friend procedures are sensibly faster than Public ones. You can prove this yourself by creating an ActiveX EXE project with one Private class