please wait
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by adam2016
next step
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| Hi guys, so my question here is what next how do I start to actually learn how bigger and more useful applications are written,and I mean applications like ... |
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Aug 31, 2018 at 9:01pm
[1 reply] : [quote=adam2016]how do I start to actually learn how bigger and more u... (by Cubbi)
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by aurimas13
function pointers: trying to pass a function as an argument (1,2)
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| Hello, my program works ok when I pass to the function simpson all four parameters as doubles and ints, but because I need the last parameter to be passed as a ... |
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Aug 31, 2018 at 7:36pm
[25 replies] Last: [quote=aurimas13]I understand your given example - it's easy. It shoul... (by keskiverto)
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by pLearner
Code Formatting - Need Help C++
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| Hey all I need some help. I am new and still learning. I have a curious question on code formatting: Should I put braces like this when there is a lot of code ... |
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Aug 31, 2018 at 4:32pm
[2 replies] Last: I assume this is not on the global scope (obviously, but the lack of s... (by poteto)
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by Spirrwell
Couple std::vector Questions
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| Hello there! So I have two main questions regarding std::vector 1: Is there a non-copyable version of it? I'm not asking about a std::vector containing no... |
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Aug 31, 2018 at 3:16pm
[7 replies] Last: Have you thought about ignoring the issue and just making sure you use... (by poteto)
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by JUAN DENT
With what can I replace codecvt_utf8_utf16?
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| Since codecvt_utf8_utf16 and codecvt_utf16 are deprecated in C++17, what can we do to obtain the same functionality? Thanks!! |
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Aug 31, 2018 at 10:37am
[2 replies] Last: std::codecvt_utf8_utf16 and std::codecvt_utf16 (and std::codecvt_utf8 ... (by Cubbi)
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by LeeStar
If "Template type" used as function's return value, how to instantiate it without via function parameter?
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| My question is about "Template type" is used as return value. Function template MakeRequest use template type as return value. In the function template, there... |
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Aug 31, 2018 at 1:16am
[2 replies] Last: OK, Thanks. Due to the first question, I thought "InterfaceRequest<Int... (by LeeStar)
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by parallx
Memory allocation and deallocation
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| setMap(): This method receives the name of a text file that contains an ASCII map. The map will be a square, equal number of rows and columns. The first line ... |
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Aug 30, 2018 at 4:36pm
[8 replies] Last: Cool thanks kbw. Cubbi I'll look them up, thanks. (by parallx)
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by ionic
program that find a defined macros in source files,count and print
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| The program which should take file names from windows command line. c:\mac_find main.cpp chars.h the output of the program should print information like 1)to... |
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Aug 30, 2018 at 4:02pm
[1 reply] : Please do not double post. http://www.cplusplus.com/forum/beginner/241... (by Thomas1965)
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by Cambalinho
C++: vectors: why i lose data?
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| i have 1 vector public inside of a class. after create a class, i create an instance\object. now i call the class function that add information on vector. on... |
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Aug 30, 2018 at 3:16pm
[7 replies] Last: i found the error: for(unsigned int i =0; i<strCompile.size(); i++) ... (by Cambalinho)
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by Amaris
Performance in vector search
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| How can I enhance performance here? Assignment: Implement function countNumbers that accepts a sorted vector of unique integers and counts the number of v... |
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Aug 30, 2018 at 2:49pm
[7 replies] Last: Never said that upper_bound is the correct solution. Lower ... #incl... (by keskiverto)
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by krisb
generating new variables
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| Is there a way to declare/create a variable after a program is executed is with a name that is obtained from data obtained after the program is executed? For e... |
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Aug 30, 2018 at 12:55pm
[4 replies] Last: can I refer to string fruit to name an int apple? no, you would hav... (by Jaybob66)
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by navilgameboy
a program opening itself??
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| hi, so i want to make a "virus" prank on my friends(no other use, i promise), so i was thinking about making a direct download link and make them download a pro... |
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Aug 30, 2018 at 8:58am
[8 replies] Last: I did this joke one time: In the birthday of one of my friends i did ... (by HealCode)
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by tibrado
Help with Destructor for a 2D Array?
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| I have a class which has two 2D arrays (int ** M_Array and int** M_Temp). Everything works fine in except when running the destructor. I am aware that I should ... |
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Aug 30, 2018 at 7:02am
[7 replies] Last: Thanks for the replies guys. I have decide to rewrite the pointers arr... (by tibrado)
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by PonasM
Compiling to a standalone file without any library dependencies
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| Hey everyone. I tried googling it, but with no luck. I have written this small program with C++, and I am trying to make it standalone. I compile with g++ -std=... |
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Aug 29, 2018 at 7:14pm
[7 replies] Last: I solved my problem by reducing the number of libraries my code uses, ... (by PonasM)
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by mo13
Need urgent help with this
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| so i posted this a little while back: Write a C++ program that implements a linked list as an abstract data type. The program must: Be type flexible, that i... |
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Aug 29, 2018 at 4:51am
[3 replies] Last: tisk tisk, I would've reported this for dupe threading. (by poteto)
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by hassanAman
Reverse keys in a Map
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| How can I reverse keys in a Map? For example: "Key 1" - "Value 1" "Key 2" - "Value 2" "Key 3" - "Value 3" To "Key 3" - "Value 1" "Key 2" - "Value 2"... |
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Aug 28, 2018 at 7:38pm
[3 replies] Last: Thanks! (by hassanAman)
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by JUAN DENT
With what can I replace std::unary_function?
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| unary_function has been removed in C++ 17. What can I replace it with? |
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Aug 28, 2018 at 5:39pm
[3 replies] Last: Thanks JLBorges, as usual!! (by JUAN DENT)
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by umbrajager
Power of 2
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| Hello,I'd just like some help figuring out how this code works. It was for an assignment where we just needed to make comments, and I already turned it in. Just... |
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Aug 28, 2018 at 5:29pm
[3 replies] Last: goodness! if it works at all, it does it the hard way. your functio... (by jonnin)
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by farzinhj
cryptography algorithm
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| i wrote encryption of cryptography algorithm can anyone write decryption ? algorithm a little looks like cezar cipher in encryption two parameters sum together ... |
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Aug 28, 2018 at 4:34pm
[2 replies] Last: new link in zip file https://files.fm/u/mr2j2ds3 (by farzinhj)
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by Amaris
Correctness und Performance in Binary Tree Search
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| Can someone help me? I can't find the mistake. The assignment Im working on: Binary search tree (BST) is a binary tree where the value of each node is larger... |
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Aug 28, 2018 at 3:47pm
[3 replies] Last: are you asking theory stuffs? in theory a binary search tree is binary... (by jonnin)
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