Top "Computer-science" questions

Computer science (CS) is the science behind programming.

How do I calculate TF-IDF of a query?

How do I calculate tf-idf for a query? I understand how to calculate tf-idf for a set of documents with …

search computer-science tf-idf data-retrieval
Lectures available as MP3/podcasts?

Are there any particularly good university lectures available online for download as MP3 (or some other audio format)? I am …

computer-science podcast
What is the difference between a distributed system and distributed computing?

I found out the following definitions of, respectively, distributed system and distributed computing: Distributed system: a collection of independent computers …

computer-science distributed-computing distributed-system
Understanding recognizers and deciders in Theory of Computation

I am having some trouble grasping what it means for a machine to recognize and decide a language. I think …

computer-science computation-theory
What does the term multiplexing mean in computer science?

What does multiplexing mean (in it's abstract form)? I understand you have 'multiplexers' in hardware and 'muxing' in networks. What …

computer-science terminology multiplexing
How does the entropy of a string of English text signify low quality?

Jeff Atwood recently tweeted a link to a CodeReview post where he wanted to know if the community could improve …

computer-science entropy information-theory
Why is the complement of a regular language still a regular language?

According to my textbook, the complement of L1 = A* - L1 is a regular language as long as L1 is …

computer-science discrete-mathematics regular-language formal-languages
Error while running Snort intrusion detection system

I'm trying to run Snort on my PC ,, windows 7,I get this error every time I run it on the …

networking computer-science snort
the significance of java RMI please?

Why do people use RMI, or when should I use RMI? I read those tutorials about RMI on oracle's website.…

java computer-science rmi software-design anti-patterns
Example problems not in P nor in NP-complete but in NP

I have a course called Algorithm Analysis at college, where we're currently studying the different complexity classes -- P, NP, …

computer-science theory complexity-theory computation-theory