Top "Computer-science" questions

Computer science (CS) is the science behind programming.

Understanding Neural Network Backpropagation

Update: a better formulation of the issue. I'm trying to understand the backpropagation algorithm with an XOR neural network as …

computer-science machine-learning neural-network backpropagation
What is the difference between subtyping and inheritance in OO programming?

I could not find the main difference. And I am very confused when we could use inheritance and when we …

oop computer-science
print ascii characters in mips

I'm taking a Computer Design course which is MIPS programming (we're using the MARS simulator). We got an assignment and …

computer-science mips32 mars-simulator
Abstract algebra and Programming

I am going to start learning Abstract Algebra- Groups, Rings,etc. I am interested to know any programming language, if …

computer-science wolfram-mathematica algebra
Minimum pumping length for the following regular languages

What are the minimum pumping length for the following languages ? The empty language (01)* 10(11*0)*0 1011 011 U 0*1* Here are my solutions. Please correct …

computer-science regular-language computation-theory compiler-theory
Efficient implementation of binary heaps

I'm looking for information on how to implement binary heaps efficiently. I feel like there should be a nice article …

c++ data-structures performance computer-science priority-queue
Exactly what is the difference between a "closure" and a "block"?

I've found that lots of people use the words closure and block interchangeably. Most of these people can't explain what …

programming-languages computer-science theory language-theory
What are practical guidelines for evaluating a language's "Turing Completeness"?

I've read "what-is-turing-complete" and the wikipedia page, but I'm less interested in a formal proof than in the practical implications …

computer-science language-design turing-complete
Are {a^n | n >= 0} and {a^p | p = prime number} not regular?

In a CS course, I have the following examples: {a^n | n >= 0} and {a^p | p = prime number} Are …

computer-science regular-language pumping-lemma
Unexpected token in CSS when editing it in vnext

When I try to write some css through Vnext or Webmatrix v2 beta I got error that unxpected token : sometime …

html computer-science mozilla