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UNIX/Linux Programming

by admin
Welcome to this board!
Welcome to the forum for UNIX and Linux programmers in C++.com! In this forum, users can to talk ab...
[no replies]
by alexBB
Please interpret valgrind output
My environment is Ubuntu 16.06 and the code is .cpp I posted a few days earlier here because of mem...
[16 replies] Last: Additional files from previous post ... poly.h #include <iostream> u... (by lastchance)
by m1smr
Which C++ IDE for Ubuntu?
Hello, I am searching for a C++ IDE similar to CODE::BLOCKS but more stable. Thanks
[13 replies] Last: @kermort I guess being overly sarcastic can be mistaken for overreac... (by yanevski)
by Pyr3x
lvalue required as left operand of assignment
Hello everyone! I am new here and I am looking for someone somewhere who can help me get my lab proj...
[1 reply] : int e = cos(k*t); The cosine function doesn't give many integer valu... (by lastchance)
Sending strings over socket
Hello guys! I'm trying to send a string value from client to server. Basically, the client will s...
[4 replies] Last: In your view, how many bytes should the client read? The string is va... (by kbw)
I'm able to std::wcout a variable on Windows, but not on Linux.
I'm trying to write a c++ application I can run on both Windows and Linux using the Microsoft cppres...
[5 replies] Last: What JSON library are you using? You don't include your #includes in ... (by kmiklas)
by Kcoder
Comparing DNA sequences using arrays
This is what the program outcome should look like... Enter your DNA sequence: ATTCGACTGA Enter t...
[3 replies] Last: What is a percentage? How does one count one? It does look like that ... (by keskiverto)
by gary24
new to c++ errors with .ccp and .h files
this is my .cpp file #include <iostream> #include <string> #include <cstring> #include <stdio....
[6 replies] Last: Also: Provide variable names for the parameters in function declarat... (by TheIdeasMan)
by alexBB
Execution time failure
Hi there, I have this code which is somewhat complicated and at one point during execution time the...
[3 replies] Last: You can start by running it with valgrind and examining its error log. (by Cubbi)
My application gets to a part of my code on Win, but on Linux it doesn't. Can't figure out why.
I'm sending a GET request to my Node.js server from my C++ application using Microsoft's cpprest lib...
[2 replies] Last: raschupkin that definitely worked! I was also reading the following ar... (by hashbrown)
use of data structures in C++ API
I have written shared library consisting of functions and data structures. I want to know is it poss...
[4 replies] Last: 2dhayden: Actually it is possible for program to access variable from ... (by raschupkin)
access large text file with index
How can i read large text file containing numbers with its index without first reading the hole data...
[3 replies] Last: Use read() and write() to read/write the numbers in their native forma... (by dhayden)
most standard includes are gone now, need help getting them back
I tried to install the boost library, but I copied the files in wrong to my include directory. I dec...
[3 replies] Last: Got it working, used the answer here if anyone else had this problem:... (by beauhefley)
by Borneq
How to create CodeBlocks project in Linux project?
I have project https://github.com/bitcoin/bitcoin where is directory build-aux/m4. This project can...
[no replies]
Loops assignment
Can someone help me with this C++ programming. I use linux through putty to do this. Create a C++...
[2 replies] Last: std::cout << "1\n"; for(int i = 1; i < 27; i = i * 3) std::cout ... (by beauhefley)
by dinama
mapped file for read-only shared data
hello! has a large array of c-structures writed binary file (big data table). which method is bes...
[4 replies] Last: >copy to the shmat memory from where? From mmap'd file? From opened fi... (by dinama)
implementation of daemon thread
hi, I am new to thread mechanism so it may seem somewhat awkward.The scenario i am in is i want to ...
[2 replies] Last: You really should let the main thread do UI stuff, and reserve other t... (by kbw)
get linker error
i install ns3 in linux and i make one file but that shows the linker error how to fixed it? Than...
[1 reply] : You need to pass enough information so someone can answer your questio... (by kbw)
implementation of timeout in json file parser
hi, I am using boost library for parsing json file .What i want to achieve is when i read one part o...
[1 reply] : Boost's JSON parser is dreadful. Try RapidJSON instead. In any event... (by kbw)
cpp_int error for large integer constant with boost multiprecision
I need to save a very large integer in a variable, after i found that i can use boost::multiprecisio...
[7 replies] Last: If you want to work with large floating point numbers, then yes, MPFR ... (by kbw)
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  Archived months: [nov2016]