September 2002
Intermediate to advanced
544 pages
13h 6m
English
Content preview from Sams Teach Yourself CGI in 24 Hours, Second Edition
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Q&A
| Q1: | Is it necessary to make filehandles in Perl all upper case? |
| A1: | No, it’s not required. However, it is a convention that’s followed by nearly everyone. Making filehandles all upper case makes it easy to distinguish them from variables and function calls. You should definitely follow this convention. |
| Q2: | Aren’t there more types of loops supported by Perl than you list in this hour? |
| A2: | Yes there are, but these are the only loops that are used in this book. There’s not enough time to go into all of the loop constructs supported by Perl here. |
| Q3: | I tried to use the redirection operators you discussed at the DOS prompt in Windows, but they didn’t work. |
| A3: | They won’t work there because they’re a feature specific to UNIX shells. If you like, ... |
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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.
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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.