4,491
questions
-1
votes
0
answers
13
views
If I am CS student in my final years and my specialty is Graphic Designing, then what are possible Final Year project I can do in my field? [closed]
This is the final year of Bachelors in computer science, I am asked to select a project for my final year, but I don't know what to do as the only thing I know very well is Graphic Designing. My ...
0
votes
0
answers
36
views
How can we access the index of an elements in numpy array? [duplicate]
import numpy as np
np_arr = np.array([[1, 2, 3], [4, 5, 6]])
condition = (np_arr > 2) & (np_arr < 5)
print(condition)
When we print(condition) - we get a boolean array which tells ...
0
votes
0
answers
31
views
What is meant by Static Dispatch Restrictions?
So, I was going through LLVM-MCA and trying to understand the different metrics/views that it provides. As part of the extra statistics that MCA provides, I came across the Dynamic Dispatch Stall ...
-3
votes
0
answers
40
views
Having trouble getting correct answer when finding volume of a pyramid with user inputed data [closed]
i keep getting half of what the volume should be and cant figure out why can anybody help me with this. this is the coding im using:
public class PyramidVol {
/**
* @param args the command line ...
-2
votes
0
answers
17
views
Confusion with StorageRoot's definition in the Ethereum Yellow Paper [closed]
I am doing my undergrad thesis on Mathematical Modelling of Blockchain systems. For modelling Ethereum, I am required to understand and summarise the Ethereum Yellow Paper, but got stuck in this part ...
0
votes
1
answer
82
views
Is there only one way to create RBT on a paper with a given sequence of numbers?
Let's say I have sequence of random numbers that vary <1, 30>, e.g. 20, 23, 27, 15, 14, 13, 2.
Is there only one way to develop a Red-Black Tree on a paper? (i.e during exam). I mean I choose ...
- 1
-1
votes
1
answer
48
views
Genetic Algorithm with constraints on genes
I have a really big (exponential) search space for a problem, and as such i've been attempting to use genetics/evolution to find the approximate best solution, however I'm extremely inexperienced on ...
- 509
0
votes
0
answers
72
views
Substitution method of integration in python without use of external packages
I am trying to calculate the integral of the attached image integral from 0 to infinite of 1 / ((1 + x) * sqrt(x))dx. I know this value is equal to pi. I must also print out the result to the ...
- 1
-1
votes
2
answers
166
views
Why don't decimal-floating-point numbers have CPU level support like float point numbers in personal computers? [closed]
In languages where Decimal exists (C#, Python), it is slower than float/double because it is not supported at the hardware level. So why don't decimal-floating-point, have hardware implementation ...
0
votes
1
answer
33
views
Clarification on "each digit represents an increasing power of 10" in number representation
I'm trying to understand a statement I came across: "each digit represents an increasing power of 10." This seems unclear to me because, from my understanding, each digit itself does not ...
0
votes
0
answers
51
views
Poor performance when working with DMatrix in nalgebra
I'm trying to write a basic neural network in Rust using nalgebra, and it is very very slow; even slower than the Python version. Training the network on 60000 28x28 pixel images takes over 10 minutes ...
- 1
0
votes
3
answers
77
views
Time complexity analysis of data structures
I got a bit confused about analzsis of data structure basic operation like inserting or deleting.
when I am asked about creating an data structure that support deleting operation, or inserting in O(1),...
- 119
-1
votes
2
answers
102
views
Comparing array sums with recursion
I had the following exam question in an intro to a CS course. I could not think of a proper solution for this.
Write a function in C that accepts two arrays, arr1 and arr2, and their common size, ...
- 11
0
votes
1
answer
79
views
CS50 PSet 7 Movies (9.sql )
Why this code doesn't work? It should output 19.325 rows. I only get 4 rows. Meanwhile, it worked well when I used JOIN
SELECT DISTINCT name
FROM people
WHERE id IN
(
SELECT person_id
FROM ...
- 13
1
vote
0
answers
46
views
File corruption after file copying using python, how to fix it?
The following code is used:
Python
import os
import shutil
def backup_files(src_dir, dest_dir):
for root, dirs, files in os.walk(src_dir):
for file in files:
src_file = os....
- 11