June 2006
Intermediate to advanced
1344 pages
42h 52m
English
book
Visual Basic 2005 for Programmers: Deitel Developer Series, Second Edition
by Paul J. Deitel - Deitel & Associates, Inc., Harvey M. Deitel - Deitel & Associates, Inc.
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12.6. Finally Block
Programs frequently request and release resources dynamically (i.e., at execution time). For example, a program that reads a file from disk first makes a file-open request (as we’ll see in Chapter 18, Files and Streams). If that request succeeds, the program reads the contents of the file. Operating systems typically prevent more than one program from manipulating a file at once. Therefore, when a program finishes processing a file, the program should close the file (i.e., release the resource) so other programs can use it. If the file is not closed, a resource leak occurs. In such a case, the file resource is not available to other programs, possibly because a program using the file has not closed it.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.