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2011 Feb 07
2
Search HABTM relationship in ActiveRecord
Consider the following scenario:
Book has_and_belong_to_many Category.
In other words, a category may have a lot of books, and a book can
have more than one category.
What is the best practice to query all books related to some specified
categories.
For example, if I have following books
"From Java To Ruby" - Category: Java, Ruby
"Ruby Programming" - Category: Ruby
2000 May 12
2
LPRng question
<It seems that the print command is trying to find the printer at
location 'localhost'. Since this is a network printer it is not at
localhost is it?>
Yeah, the error messages made no sense to me either!
Well, like I said earlier: < The IP address of this printer is 10.1.1.192. I
call this
printer nero, and have it listed in my /etc/hosts file>
Here is a copy of part of my