UNIX/Linux Programming - November 2014

Undefined reference - problem in CMakeLists?
I have a large amount of code, so I have tried to only include the relevant parts of the code here
Nov 30, 2014 at 7:25pm
[1 reply] : [quote=larry burns]/ws/larryburns/cmake/ME/ Build /sc/CMakeLists.txt T... (by norm b)
Question on security
Dont know if it is proper to ask here but still I will have a go: What is the difference between systems and network security? Say for example server, it ...
Nov 30, 2014 at 5:39pm
[no replies]
difference in received data thgrough listener.c and netcat
I build a simple UDP server which listens continuouls to the hexadecimal datagrams sends from a client. Client specification IP - 192.168.37.1 port - 1901 The...
Nov 30, 2014 at 2:20pm
[11 replies] Last: server_address_ob.sin_family = AF_INET; server_address_ob.sin_po... (by bsnayak)
by mzzz
what's wrong with my shell
hey, guys~ I'm kinda new to shell programming on linux. my code is as follows: #!/bin/bash a = 111 echo $a read -p "..." and the execution result i...
Nov 28, 2014 at 3:12pm
[3 replies] Last: Include f.e. # Code not being debugged set -vx # Your code to be debu... (by tcs)
identifying a client
Can i recognize a client without receiving data on server from this client. I have two clients, where client one would send a message to client 2. Client 2 must...
Nov 28, 2014 at 11:57am
[11 replies] Last: @kbw: I solved this issue somehow and i know how it can be identifie... (by bsnayak)
catch SIGSEGV in a library
I'm loading various shared libraries (think of them as small plugins) at runtime. My problem is that these "plugins" will be provided by third parties. So I don...
Nov 27, 2014 at 8:45pm
[3 replies] Last: @tcs Ok. I will see if it's possible to change my design to a multipro... (by Scindix)
by mzzz
what‘s wrong with my makefile
recently, i am learning how to write a makefile on linux. now, i give my source files and returned mistakes: f1.h void f1(); f1.c #include "f1.h" #include <...
Nov 27, 2014 at 12:34am
[7 replies] Last: @kbw thinks for your kindness. i get it. and think you again (by mzzz)
by HG319
Trying to remotely log in with windows computer
I want to be able to log into remotely to my school's Linux/Unix system so I can work on my labs at home. I downloaded XLaunch, and an SSH Secure Shell Client f...
Nov 26, 2014 at 2:20pm
[4 replies] Last: Use -X instead of -x . From ssh(1): -X Enables X11 forwardi... (by tcs)
build gui
I have a code form company,with bad tutorial.I need to build Gui for the code that has already been compiled.I am giving the link,hope I will get instructions h...
Nov 24, 2014 at 3:41pm
[no replies]
String is full of garbage
Hello I have this code here what I need to do is count the number of chars in this string. The word can be as long as WORD_LENGTH. While debugging in gdb the st...
Nov 24, 2014 at 12:20pm
[3 replies] Last: Hi You should consider NULL character to terminate the loop int g... (by raju8438)
Pthread Unlock and return some value
hi, I want to call to a simple synchronized function and return some value. Is it possible with fallowing code in a multi threaded environment? int d...
Nov 24, 2014 at 12:07pm
[2 replies] Last: Hi, You did not miss anything. I got your idea. It is clarified that ... (by dushantha12)
by Seb26
rPI camera + zBar = memory-leak
Hi, I'v trying to build a simple QR codes scanner using a Raspberry PI with camera and the zBar library. That works but I have a memory-leak problem and I...
Nov 22, 2014 at 1:06pm
[2 replies] Last: valgrind don't work fine on Raspberry PI ... (by Seb26)
fparser.hh
how to include fparser.hh header file in codeblocks in ubuntu please give the whole process urgent plz
Nov 22, 2014 at 9:15am
[4 replies] Last: no (by naveenkenz12)
by Seb26
[cURL] library call equivalent to shell
Hi world, I'm trying to reproduce this job by using cURL library instead of shell call : curl -F name=seb -F color=blue -F file=@/mnt/ramdisk/myFile.zip ...
Nov 21, 2014 at 7:19pm
[3 replies] Last: Yes, that how you upload a file. (by modoran)
Invalid Read && Write Valgrind Error
Hello, I am getting this error from Valgrind. The programs seems to work fine and all the memory is freed. If I comment out the call to the size function there ...
Nov 21, 2014 at 10:45am
[2 replies] Last: Hi could you post your hashTable.h and main() program? (by tipaye)
Playing .pcm file?
Hi all , i have .pcm/.raw./wav file i want to play it in linux and windows both. the main thing is that i am reading it in chunks and playing it by passing...
Nov 21, 2014 at 9:45am
[1 reply] : Use a library like BASS, which is more more that what you need: http:/... (by modoran)
Alternating Between Parent and Child -Pipes
Hi, I need to write a program that alternates between parent and child, which the child printing first. I need to output Parent or Child, the pid, and a random ...
Nov 20, 2014 at 5:19pm
[2 replies] Last: 1. Your process may not output anything because both, parent and child... (by tcs)
keylogger on a raspbian pi
hey guys, So I'm running a cute little robot off a pi, and I'm trying to figure out how to control it with the wasd keys. ergo, i'd like to run the program,...
Nov 20, 2014 at 3:52pm
[1 reply] : you can try to use SDL library. http://www.libsdl.org/release/SDL-1.2... (by Seb26)
by tnavid
compile asn1 file
Hi, i have an asn1 file from "http://tools.ietf.org/html/rfc5272" -> "Appendix A. ASN.1 Module" -> "EnrollmentMessageSyntax.." i use asn1c to compile it to...
Nov 20, 2014 at 9:30am
[3 replies] Last: You haven't actually asked for specific help. To answer your question... (by kbw)
Connection Issue from outside the network
I created a program that servers ascii art animations over telent. I am able to connect on the same network using telnet localhost 2023 . However, Once i try t...
Nov 19, 2014 at 4:38pm
[4 replies] Last: I was not able to ping the host, so I looked at the port forwarding se... (by haglerchristopher)
November 2014 Pages: 12
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