please wait
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by Cplusc
Adjacent Cell
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| I have a grid in which every cell build up of 3 nodes. I need to find the neighboring cell of every single cell in the grid. The point is if two cells share the... |
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Mar 26, 2022 at 9:37pm
[3 replies] Last: bool adjacent {}; then take the output of your slow code and shovel i... (by jonnin)
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by mneducza
Directshow RenderStream returns E_INVALIDARG
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| I am working on a video capture program under windows that takes frames from the webcam and saves each frame as a bitmap. I followed the documentation on MSDN a... |
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Mar 26, 2022 at 7:21pm
[1 reply] : Maybe you should check if the Reads on L42 and L48 fail (i.e., add an ... (by DizzyDon)
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by DLcode20
Ensure "Shuffling" for Blackjack code
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| I have been giving an assignment to create a BlackJack program,and have been given some starter code to help us along, however I'm running into some problems tr... |
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Mar 26, 2022 at 5:36pm
[4 replies] Last: Ignoring the Windows-specific coding here's one possible way to ... (by deleted account xyzzy)
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by frek
Pointers, deletion and nullptr
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| If an allocation happens with the new operator we have to deallocate the allocated memory which happens with delete . What it means may not be clear complete... |
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Mar 26, 2022 at 5:30pm
[9 replies] Last: Yeah, that's right, thanks, that was probably a typo, since this as a ... (by frek)
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by DeezyM89
Please help with my code
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| I have to create c style functions header file and then create a cpp file to use the functions this is my header file #ifndef CSTRING_H_INCLUDED #define ... |
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Mar 26, 2022 at 10:36am
[3 replies] Last: Perhaps: size_t Strlen(const char* s) { const char* sc {s}; ... (by seeplus)
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by BZKN
lvalue required as left operand of assignment in C++ class (1,2)
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| Hi. Can someone please point me where and why am I making the lvalue required as left operand of assignment error in the following code? #include <i... |
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Mar 25, 2022 at 9:44pm
[26 replies] Last: @seeplus: thanks for this additional code snippet. It's helpful...... ... (by BZKN)
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by kailarob
Valgrind errors
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| Hello I am fairly new to coding in c++ and I had some question about the errors I have been getting on my code. So I have this code where I have to read in some... |
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Mar 25, 2022 at 5:06am
[4 replies] Last: ==282== Address 0x5b80440 is 0 bytes inside a block of size 7 free'd... (by salem c)
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by tonic
Why Hex? C++
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| Hello guys, I recently put an eye on some game projects/ server and client.. but when sending data?! why not sending normal txt? i mean some commands or othe... |
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Mar 24, 2022 at 8:16pm
[4 replies] Last: wow thank you guys 100 times (by tonic)
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by malibuwiley
Understanding a program that organizes a 1D array
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| Aight so this is gonna be a long one because my professor is a rat bastard who gave us a program to modify but didn't document the code. Base code will be in se... |
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Mar 24, 2022 at 2:20pm
[11 replies] Last: I was thinking a custom compare to sort by even/odd then by value... (by jonnin)
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by seeplus
Develop a C++ program to calculate salary based on working days for a week.
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| Can anyone try to complete the code below Yes. Will I? No. What's the requirement? What is the program design? What part(s) are you having difficulty with... |
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Mar 24, 2022 at 1:25pm
[1 reply] : It looks like you want someone to do the work for you, for free. The ... (by deleted account xyzzy)
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by DeezyM89
Help with writing Fuctions and driver program
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| I have a problem with creating a .h function program and a driver program to test the functions. this is the header file I created: #ifndef MYFUNCTIONS_H_I... |
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Mar 24, 2022 at 11:35am
[6 replies] Last: Possibly: #include <iostream> #include <iomanip> template<typename ... (by seeplus)
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by helios
Better fstream?
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| Does anyone know any portable file classes that expose more control over files than what <fstream> provides? For example, specifying a creation disposition when... |
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Mar 24, 2022 at 3:20am
[5 replies] Last: Er, you can do all those FileMode things with standard iostreams as-is... (by Duthomhas)
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by Cplusc
distributed matrix vector multiplication
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| Fist of all I apologize if the question is not purely programming. Let's say I'm working with 2 MPI processors and I'm supposed to do a matrix vector multiplica... |
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Mar 23, 2022 at 7:22pm
[9 replies] Last: @lastchance This is just a simple case, let's say two elements and 4 n... (by Cplusc)
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by JUANDENT
function template has already been defined
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| Hi, I have template<typename T> have_sort test_sort(decltype(&T::sort), decltype(&T::sort)); template<typename T> have_range test_sort(decltype(&T::beg... |
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Mar 23, 2022 at 4:54pm
[5 replies] Last: yes Peter87 but that is another issue. For now lets not think about th... (by JUANDENT)
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by BJKY0712
index of a found string element of a vector using find function
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| How can I find the position of an element in the vector I am searching the element in for? |
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Mar 23, 2022 at 2:14pm
[1 reply] : Perhaps something like: const auto itr {std::find(vect.begin(), vec... (by seeplus)
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by BJKY0712
Check if string element is not an element of a vector of strings
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| How can I check if a string isn´t an element of a vector of strings. The idea is, if the current string isn´t an element of that vector, it should be added to... |
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Mar 23, 2022 at 1:51pm
[2 replies] Last: Something like: const auto itr {std::find(operations.begin(), opera... (by seeplus)
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by BJKY0712
find function element at the end
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| If the element I am trying to find using the find function is at the end of a vector, from what I understood, is it true that there isn´t really a way for me t... |
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Mar 23, 2022 at 11:51am
[3 replies] Last: is it true that there isn´t really a way for me to tell if I found i... (by AbstractionAnon)
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by frek
Passing Cars
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| A non-empty array A consisting of N integers is given. The consecutive elements of array A represent consecutive cars on a road. Array A contains only 0s and/... |
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Mar 23, 2022 at 5:43am
[3 replies] Last: We should've used > 1000'000'000 instead. :) thanks. (by frek)
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by frek
Missing Integer
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| Write a function: int solution(vector<int> &A); that, given an array A of N integers, returns the smallest positive integer (greater than 0) that does not oc... |
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Mar 22, 2022 at 5:40pm
[17 replies] Last: There is a picture of access patterns on this page Thank you for tha... (by deleted account xyzzy)
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by BJKY0712
Calculate value of an element based on values of others elements of the same array
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| Say I have a temp array with 3 elements and I change the values of the first 2 elements using a for loop constantly. Is it possible to calculate a value with th... |
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Mar 22, 2022 at 1:21pm
[1 reply] : Within the loop that changes the values of the first 2 elements, the t... (by seeplus)
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