May 2001
Intermediate to advanced
1088 pages
30h 13m
English
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Using Log Files to Debug an Application
At one time, there were no symbolic debuggers. You couldn't bring up the source code and step through one line at a time, printing out variable values as the program changed them. The only thing you could do was write out debugging statements to indicate what the program was doing.
Believe it or not, logging is still one of the most common ways to debug a program. Debuggers, although useful, often interfere with the debugging process in a number of ways. With other languages, such as C++, programs could behave significantly differently when running a debugger. It is not uncommon for a C++ program to run fine under a debugger and crash without the debugger.
Logging lets you display information at different ...
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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.