UNIX/Linux Programming - C++ Forum

hi... got a problem how can i write something to stdin... well about pipes... I really cant get the idea cause... pipe(), fd , read(), select(), unistd.h... ...

[2 replies] Last: Yes, you can't write to stdin. It is input only. However, the pur... (by Duthomhas)

by mdraicch

recomendations

Hi to all, I used to be a programmer in visual basic in WINDOWS, INFORMIX and some C with SCO unix. I was looking to start c++ in LINUX but am at a bit of a...

[8 replies] Last: Ahhhh nice, DB Support. I don't really have any interest in trying QT ... (by Zaita)

by Manzoor

How to give connectivity with the Database

Hello sir/madam With due to most respectifully that i am doing small project.But i don't know how go give connectivity with the Database.I am very i...

[1 reply] : You will want to use an ODBC connection. You can use a multi-platform ... (by Zaita)

by crayon66

Rice Decoding running time problem

Hi all, currently, I write a little program with Rice coding. When I Encode, it runs quickly, but when Decode, it runs very-very slow. Can some one help m...

[2 replies] Last: Thanks for your advice Duoas, surely i don't wanna spam forums. i w... (by crayon66)

by axiagame

strange behavior of pthread_cond_wait

Hi everyone! This is my first post here so I hope I am at the good place... For my internship I have to develop an application to analyse experimental data....

[2 replies] Last: hi Zaita I recoded everything and it works now... thank you :) (by axiagame)

by detorresrc

hi im c++ beginner, can u give me some advice to improve this code.

#include <iostream> #include <mysql.h> using namespace std; struct MySQLRS{ public: MySQLRS(MYSQL *pMySQL); ~MySQLRS(); MYSQL_RES *ptrResult; ...

[2 replies] Last: sir can u rewrite this program and make it simple. thanks (by detorresrc)

by sjang

Exec format error. Wrong Architecture.

Hi I used gcc -c -o test.exe test.cpp, there was no compilation error, but when i ran test.exe on the command line, it gave me: Exec format error. Wrong ...

[4 replies] Last: Hi getting rid of that -c fixed it. Thanks for helps! sjang (by sjang)

by scone

Cmd line trouble

I want to write a program that has several input areas at once. Ideally be able to tab through them. All in a terminal. Thanks in advance.

[1 reply] : You need to use the curses library. There should be a man page on you... (by bnbertha)

by Cedsan

PB de librairie mysql sous linux

Bonjour à tous Je travaille sur un gros projet en C++ qui marche sous linux et windows. Suite à un crash de notre serveur ovh, nous avons du réinstaller ...

[1 reply] : You might want to put that in English so that people who actually know... (by Duthomhas)

by idontknow

is child blocked on read?

I have forked a child process that redirects stdin to one pipe and stdout to another. The child then calls execv. The parent reads from the pipe the child...

[3 replies] Last: figured it out: execl("/usr/bin/strace", "strace", "-p", <pid conv... (by idontknow)

by DiptenduDas

How to set/change the title bar of a Terminal console in Linux?

Hi, How Can I change the title bar of the Terminal console in Linux? In windows this can be done by the help of title command. Is there anything equivalent...

[7 replies] Last: http://www.faqs.org/docs/Linux-mini/Xterm-Title.html (by Duthomhas)

by sabya

Implementing shared/exclusive locking (readers/writer) lock

Question Implementing shared/exclusive locking (readers/writer) lock Hi, I am using semaphore to implement Single Writer Multiple Readers (Reader / write...

[3 replies] Last: The following threads are about preventing multiple instances of an ap... (by Duthomhas)

by detorresrc

strrev in unix

#include <string.h> int main(){ char mystring ; strcpy(mystring, "Rommel"); strrev(mystring); } #ERROR `strrev' undeclared (first use th...

[1 reply] : I assume strrev() reverses the string? There is no such equivalent to... (by jsmith)

by zahovicudovic

Change the thread priority

Hello everybody, does anybody knows how I could change the thread priority? Thanks...

[1 reply] : If you are using Linuxthreads (pthreads, ie, not NPTL) then you could ... (by jsmith)

by DiptenduDas

Why delete doesnot delete all my memory location?

Hi, Hope U must B doing well. I have a problem please help me in sorting out the same. I have created a dynamic integer Array and initialized its values. ...

[4 replies] Last: Thnx Smith :-) Nice interact with U. Hope to interact with U soon... (by DiptenduDas)

by markw

Core dump problem

This isn't the standard ulimit problem - I've triple checked all the configuration for that. The core file produced by my app seems to get truncated to about...

[no replies]

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UNIX/Linux Programming - May 2008