UNIX/Linux Programming - C++ Forum

Stopping program on server from ssh client

I have a Linux server that I control through ssh client Putty while Working on Windows machine. I'm ready to upload an application to my server, however I need ...

[1 reply] : That depends on how you started it. If you have it running in the bac... (by koothkeeper)

by mkchantony

about dining philosopher problem

i am self-practicing this problem right now, and wanna know about how to use c++(in linux) and using the conditional variables provided by the pthreads api.(usi...

[4 replies] Last: To rewrite this code in c++ and have the above features. Therefore, ju... (by mkchantony)

by etrusks

getting library to run on ubuntu 14.04

Hi, I'm trying to make this https://github.com/andrewprock/pokerstove#building poker library to run so it could be included and used in a simple .cpp file o...

[4 replies] Last: Tnx a lot for your effor man. This is not making 100% sence to me righ... (by etrusks)

by pacman169

WC program

Good day to all, So, I`m supposed to test this word counter program: #include <stdio.h> #define IN 1 #define OUT 0 /* count lines, words ...

[5 replies] Last: Let me suggest some boundary conditions that may be useful: - empty fi... (by dhayden)

by koxp

Documentation about a Code ( Threads)

I have a code but i dont understand it. Can someone explain me what happens in the code? #include <stdio.h> #include <stdlib.h> #include <pthread.h> #incl...

[2 replies] Last: It appears to count prime numbers up to some limit called maximum. It ... (by dhayden)

by FaanP

Embedding Python in C++ using classes

Hope you guys can help. I searched and googled but could not find a solution. Firstly my code: Main.cpp #include <iostream> #include...

[no replies]

by cdrobak

<iostream> error in gcc and g++

I have the code below. I have tried compiling with gcc and g++ to no avail. For gcc it gives a fatal iostream error. For g++ it throws a huge list of errors. I'...

[2 replies] Last: Always start with the first error in the list. Often one error will ma... (by Peter87)

by wzktwang

Help me to read a file but do not read the last line.

There are two files. The first file(name is filedata1.dat) content is : 1 3 8 9 3 6 9 2 2 ...

[4 replies] Last: hello keskiverto: Thank you for your reply. I have found a me... (by wzktwang)

by AG123

replace commas with spaces

I am reading in a file but i need to replace the commas in the file with spaces without changing the txt file that was read. I was wondering if anyone had any i...

[1 reply] : When you read, you must store in a variable what you read. Change the ... (by keskiverto)

by csstudent123

Static library dependency

Hi. What command would you use to find the object files, static library libc.a depends on in /usr/lib is it whereis libc.a or ldd /usr/lib/libc ldd libc.a...

[2 replies] Last: thank you (by csstudent123)

by buddha87

The weird problem using void alarmHandler(int signal_number)

I am writing an "void alarmHandler(int signal_number)" to register the signal SIGALRM. The handler is : void alarmHandler(int signal_number) { static i...

[1 reply] : post a minimal snip that does reproduce your problem (by ne555)

by Pter0dactyl

Error in file reading

Guys I made a program to split a file into 11 different files based on the word length of its content. The file I'm reading my data from contains 354986 words b...

[2 replies] Last: Oh! I took That input but forgot to use it. Thanks for finding the mis... (by Pter0dactyl)

by Gyiove

Multithreading having terrible times on linux.

Hello everyone! I managed to get this mutlithread working on windows just fine. I'm not sure how well is my code but in linux however... I can only create ...

[6 replies] Last: That was my idea and now i understand that it can not be done that ho... (by Disch)

by csstudent123

piping to script

$ ls -la | myScript.sh How can I using sed do the following? 1. Total number of lines read. 2. Total number of different users (owners). 3. Total numbe...

[4 replies] Last: thanks (by csstudent123)

by baoduyhp

Build kernel

Hi everybody, For completing my assignment, I have to add a file named "number.txt" to the kernel. This file provide a number as a data for debugging source ...

[no replies]

by guankin

Check output from the commend problem

I want to check the output from the commend and print out different thing I did successful print out when there are few line from wc *.cpp | ./test -l but when ...

[no replies]

by guankin

Program run perfectly without error but cant show anything

This is my program,what I want is do this program to check how many bytes,lines and words inside any of the file. When I type wc test.cpp it will pop out 6 ...

[2 replies] Last: after I type wc test.cpp it will pop out the 3 num and 1 file name,exa... (by guankin)

by gradstud

Control Optimization Problems

Hi, I'm compiling my program using various optimization options. I noticed that whenever I compile my code using -O0 optimization, my program runs fine, and pr...

[11 replies] Last: But this thread is trending away from the purpose of me posting my qu... (by Alrededor)

by closed account EwCjE3v7

NCurses alternative

Hey, I was wondering if anyone knew of an alternative for NCurses for C++, I know you can use it with c++ but it's based on C and forces you to use it. Its tedi...

[3 replies] Last: You're welcome! I'll check when I get home today; however, I think th... (by koothkeeper)

by pacman169

Compiler for mac os

Hello, I just tried using Mac for programming, I need to find a compiler. When I tried ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/...

[19 replies] Last: why not just use clang? and i believe the proper exe name would be g++ (by Little Bobby Tables)

C++

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UNIX/Linux Programming - April 2015