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Determining complexity for recursive functions (Big O notation)
I have a Computer Science Midterm tomorrow and I need help determining the complexity of these recursive functions. I know how to solve simple cases, but I am still trying to learn how to solve these harder cases. These were just a few of the example problems that I could not figure out. Any help wo...
What's the easiest way to install a missing Perl module?
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24 Answers
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Consistency of hashCode() on a Java string
The hashCode value of a Java String is computed as ( String.hashCode() ):
8 Answers
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Recommended SQL database design for tags or tagging [closed]
I've heard of a few ways to implement tagging; using a mapping table between TagID and ItemID (makes sense to me, but does it scale?), adding a fixed number of possible TagID columns to ItemID (seems like a bad idea), Keeping tags in a text column that's comma separated (sounds crazy but could work)...
How do I comment out a block of tags in XML?
How do I comment out a block of tags in XML?
7 Answers
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Debugging in Clojure? [closed]
What are best ways to Debug Clojure code, while using the repl?
14 Answers
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What is “loose coupling?” Please provide examples
I can't seem to grok the concept of "loose coupling." I suppose it doesn't help that the word "loose" usually has a negative connotation, so I always forget that loose coupling is a good thing.
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Given final block not properly padded
I am trying to implement password based encryption algorithm, but I get this exception:
4 Answers
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Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready
With jQuery, we all know the wonderful .ready() function:
10 Answers
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How can a LEFT OUTER JOIN return more records than exist in the left table?
I have a very basic LEFT OUTER JOIN to return all results from the left table and some additional information from a much bigger table. The left table contains 4935 records yet when I LEFT OUTER JOIN it to an additional table the record count is significantly larger.
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