Most voted "computer-science" questions
Computer science is the science behind programming. It is the theoretical study of the foundation of information, computing and practical techniques for its implementation and application in computer systems.
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answer775
viewsDoubt about Chomsky’s hierarchy
Regarding the 4 types of languages, I doubt to understand about context-dependent or context-sensitive language. I find very confusing the explanation that I find through the sites, I would like…
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answer55
viewsProcessing time and clock time
What is the difference between processing time and clock time?
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answer873
viewsWhat is Broken Pipe Error?
What does the Broken Pipe error mean? And also what would be a Pipe in computing? This error has occurred to me several times and in various programming languages even when using some programs like…
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answers104
viewsHow to check with binary operations?
I have an application in which I separate the mistakes by crease, for example, system errors of 10-19, ie 10 slots for system errors, then have 20-29 login errors, etc. How can I make one if to know…
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answer449
viewsWhat is the smallest memory unit of a processor?
I wanted to know which is the smallest processor memory drive? Will it be the data loggers or is there anything smaller than them?
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answer140
views"null" is a value or a state in which the property is located?
When checking if a property/variable/object is null(o), are we checking its value or state? For example, if I have the object Quadrilátero with the properties LadoA and LadoB it will not be possible…
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answers32
viewsWhat are and what are the main differences between pull Parsing and push Parsing?
I was looking for a parser for Markdown implemented in Rust and I ended up encountering two terms which I do not have the slightest familiarity: pull Parsing push Parsing As far as I know, it’s two…
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answer74
views"A data type is an abstract concept defined by a set of logical properties." - What does that mean?
I’m reading the book "Data Structures Using C", and one of the things the book explains is that a set of bits has no intrinsic meaning, and that the meaning of a given set of bits is given to this…
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answers3082
viewsPython data entry with multiple lines
I would like to understand how to input several data (int, float, str...) per line but repeatedly (i.e., in several lines) so that I can save each given input. I understand that I will have to use a…
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answer176
viewsBinary tree of search
#include <stdio.h> #include <stdlib.h> #include <string.h> struct arvore { int key; struct arvore * right, *left; }; typedef struct arvore Arvore; Arvore * alocar(int key) { Arvore…
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answer88
viewsMIPS: Label with number(?) on Branch on Not Equal
Okay, I have the following exercise: Taking into account the values present in the registers $t0 = 0x0000001A, $t1 = 0x00000006 and the following code to be executed by the MIPS processor, answer:…
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answer207
viewsKanade Lucas Tomasi (KLT) optical flow algorithm in Python
Hello. I searched all over the Internet and couldn’t find. Someone has an alternative to perform feature extraction on images with the python Kanade Lucas Tomasi (KLT) algorithm?
python opencv image-processing artificial-intelligence computer-scienceasked 6 years ago FabianoF 55 -
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answer113
viewsPython hangman
Guys, I’m playing a little python hangman game. My doubt is as follows: how do I order the hits according to the chosen word of the gallows and make it duplicate the letter I typed if there is more…
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answer31
viewsHelp with SQL query - delete a field/ occurrence
I am trying to perform a query where all beings should be managers but they should not have worked on a project. It turns out that this john is the only being who works and manages a project and I…
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answers12
viewsHow to implement push instruction in the RISCV pipeline
Good afternoon, everybody! All right? I’m having doubts about how to implement push instruction in the RISCV pipeline (I’ll put it below). This can be done by including new wires, increasing…
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answer62
viewsTwo loop algorithm complexity
What would be the complexity function and the Big O of the code below? int[] alg4(int[] arr1, int[] arr2) { int i = 0; int j = 0; int[] arr3 = new int[arr1.Length+arr2.Length]; for (i = 0; i <…
computer-scienceasked 4 years, 8 months ago Wernen Rodrigues 1 -
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answers16
viewsAny tips for those who are starting in programming and in the area of Data Science?
I am starting a training course in the area of Data Science, I do not master any type of programming. Any tips where to start? (Online courses, platforms, tools, websites)