please wait
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by codecaine1
Repl.it - String Error
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| Hi guys I use repl.it c++ online IDE to practice my coding. I have some issues. 1) When I include <string> the IDE does not let me use strings. Does anyone... |
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Aug 26, 2019 at 4:01am
[3 replies] Last: You'll get substantially better help if you provide a small, reproduc... (by mbozzi)
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by aceadams
Basic vector qeustion
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| What does the mean? vector<int> desks ; |
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Aug 25, 2019 at 6:46pm
[7 replies] Last: @afatperson, It would probably move the discussion forward in a bette... (by Niccolo)
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by litusahoo
FINDING MAX VAL IN A OBJECT
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| Hi A vector contains a few object, in those objects a certain member type is age which is a number. How to find the max age from the vector of objects using ... |
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Aug 25, 2019 at 3:11pm
[2 replies] Last: You know about the algorithm and thus you can read: http://www.cpluspl... (by keskiverto)
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by aceadams
Set Insert Iterator?
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| fin >> k; gr.insert(--k); what does this code mean? |
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Aug 25, 2019 at 1:40pm
[9 replies] Last: fin >> k; gr.insert( --k ); is same as fin >> k; --k; gr.insert( k ... (by keskiverto)
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by aceadams
Not sure why minute detail causes error in code?
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| #include <fstream> #include <vector> #include <set> #include <queue> using namespace std; vector<set<int> > groups; set<int> gr; vector<int> belong ; queue<in... |
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Aug 25, 2019 at 1:20pm
[1 reply] : "minute detail" ... not true has only " minute " difference from tr... (by keskiverto)
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by bayindirh
Forcing programming structure via virtual functions.
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| Hello, I'm developing an extensible software framework, and I'm at a loss about implementing some features of the framework. To summarize, the framework I... |
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Aug 24, 2019 at 8:49pm
[14 replies] Last: Please don't take my following point as a raw "I told you so", I don'... (by bayindirh)
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| #Define for building functions alternative |
| Hi, So, I'm working with a piece of code that is not mine, but uses #define SPELL(func) i32b func(i32b level, Charact *ch, Charact *victim, Object *obj, ... |
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Aug 24, 2019 at 6:21pm
[12 replies] Last: it may also be possible to use the existing code to just generate what... (by jonnin)
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| Migration of a C++ application to a newer server with latest Redhatlinux version |
| Hi, I need to move an application on a redhatlinux to another server having latest redhatlinux version( details of the version is unknown for the moment). The ... |
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Aug 24, 2019 at 6:16pm
[2 replies] Last: My suggestion is to just sandbox it. make a new machine with the new ... (by jonnin)
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by litusahoo
Getting objects through iterators and putting in a Map
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| Hi I have objects of classes in a vector. While iterating through the vector i want to insert each object from the iterator to a map, with some value. How ca... |
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Aug 24, 2019 at 5:02pm
[10 replies] Last: or provide some comparisonn function just as with std::unordered_map y... (by ne555)
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by codecaine1
Pass By Reference - Question
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| I know the code below will print “123456”. But I am curious on something. In the ref function parameters it takes in *a which is a pointer. Why can’t ... |
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Aug 23, 2019 at 2:40pm
[5 replies] Last: If you're asking about when a parameter should be a pointer and when s... (by dhayden)
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by calvinfornia
Topological sorting question
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| Hi, everyone. I'm now working on a topological sorting program, which reads in a data.txt and output the sorting result. However, there are some problems and I ... |
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Aug 23, 2019 at 2:19pm
[6 replies] Last: std::array needs the size to be known at compile time, not applicable ... (by ne555)
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by calvinfornia
Input file question
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| Hi, everyone! I'm working on a topological sort problem. I have to read in a text file which contains the information of the graph and output the result to anot... |
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Aug 22, 2019 at 8:07pm
[2 replies] Last: Thanks a lot, that works :)! (by calvinfornia)
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by Mungo1981
Little Problem to connect Compile Instruction
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| Dear Community, I have a little Problem to connect Compiler Instructions for g++ on Linux Ubuntu Mint. The Problem is that I can combine not following instruc... |
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Aug 22, 2019 at 5:20pm
[1 reply] : Did you look at the output after you ran the command? What did it say?... (by Albatross)
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by ndcn541
putting an object as condition in while statement (1,2)
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| I am trying to understand how filestream objects work. What does the file passed as a condition in the while loop return wheen running its loop and breaking off... |
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Aug 22, 2019 at 2:27am
[29 replies] Last: I suppose my final reply to wrap things up. Eh, I wouldn't rely on a... (by zapshe)
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by ndcn541
how does the sort from algorithm work?
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| I understand that it sorts a vector in ascending order and you can write your own comparator method to specify the sort order, but how does the sort work behind... |
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Aug 21, 2019 at 11:41pm
[10 replies] Last: Heh, welcome to the old geezers club. :O) I enjoyed playing with sort... (by Duthomhas)
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by dharam singh
C native android app crashes on Oreo and above due to signal(SIGALARM) call
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| I have created a C library using Android NDK and created an apk using this prebuild library. This apk calls the foo() function of the library. In this library ... |
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Aug 21, 2019 at 7:02pm
[2 replies] Last: why stack only? Heap, used as shown above in the static example, is j... (by jonnin)
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by calvinfornia
Topological sort question
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| Hi, everyone. Here is an introduction of topological sort program, There's an input file indicating the layer constraints in the following format: 5 1 2 3 4 5... |
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Aug 21, 2019 at 5:15pm
[6 replies] Last: 4 < 3 < 1; 2 < 5 alll constraints are respected OK. I think I get ... (by doug4)
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by P13r0
Help on a (probably) "custom" CRC
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| Hi all, and thank you in advance for your help. Here's my issue. I was recently given a small router (GO-DSL-AC750), and I'm trying to modify it's firmware. My... |
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Aug 21, 2019 at 10:47am
[8 replies] Last: Ok, a good friend of mine did it :) int main(int ac, char** av) { ... (by P13r0)
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by ddonate
Get Outlook contacts from C++ application
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| Hi, I need a C++ application to get Outlook contacts (from my local Outlook application) I found this old example: https://www.codeproject.com/Article... |
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Aug 21, 2019 at 9:22am
[7 replies] Last: Just if usefull for anyone, I found how to compile the code here: htt... (by ddonate)
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by TraBinary
Save hex address of a int32 (savepos)
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| how can i save hex address? for example, i have a int32 int32 UncompressedSize ; how can i save position of UncompressedSize block? |
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Aug 21, 2019 at 6:27am
[8 replies] Last: Oh! Are you reading into UncompressedSize from a binary file? http://... (by Albatross)
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