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Forum: Programming / Scripting

Request help with C/C++, Perl, PHP, Python, Ruby, Bash Scripts, or other Linux programming/scripting related issues

  1. how to modify packet header(IP header, TCP Header) before the host sen

    I want to modify packet header(IP header, TCP Header) before the host send them into the network. For example, if I'm using firefox for browsing,...

    Started by esolve, 03-15-2013
    • Replies: 5
    • Views: 1,095
    03-25-2013 Go to last post
  2. g++ -m32 not working.

    I'm trying to compile a 32bit elf on an intel 64bit system. I'm using -m32 and g++ is very unhelpfully linking to the wrong library path. It should...

    Started by zeroth, 03-20-2013
    • Replies: 5
    • Views: 805
    drl
    03-22-2013 Go to last post
  3. Shell Script to gather information

    Ok guys im not a script writer at all. That being said I need a script that will do the following. Please help. I have a service accout setup with...

    Started by terrywhitejr2000, 03-20-2013
    • Replies: 2
    • Views: 245
    03-20-2013 Go to last post
  4. awk statement to take 180 away from selected values

    Hi everyone Apologies if this seems like a very basic problem, I am fairly new to scripting in Linux but using it as part of a research project so...

    Started by dirtlemouse, 03-19-2013
    • Replies: 4
    • Views: 266
    03-19-2013 Go to last post
  5. [SOLVED] .bashrc problems

    Hello all, I'm relatively new to Linux (~1 year), and am now running a 64-bit Ubuntu 12.10. I can't find any posts that answer my questions. Thus,...

    Started by kaddam88, 03-15-2013
    • Replies: 2
    • Views: 364
    03-19-2013 Go to last post
  6. Lightbulb Guide me in the right direction to develop application for UNIX/Linux

    Hi all, Am good in C & C++, i just joined as a fresher in a French IT company. In my own interest and love towards Linux and open source. i...

    Started by mr_ganapathy, 03-12-2013
    • Replies: 2
    • Views: 228
    03-19-2013 Go to last post
  7. code C (linux)

    Hi i have some question about the following code which i understand the purpose but not how it works. Help me plz int main (void) {pid_t fils;...

    Started by nymar, 03-18-2013
    • Replies: 1
    • Views: 214
    03-18-2013 Go to last post
  8. Help counting records with awk

    I am trying to count the number of records read into awk but cannot figure out the syntax. My code is below, thank you for the help. #!/bin/bash ...

    Started by jmanv888, 03-16-2013
    • Replies: 4
    • Views: 236
    03-16-2013 Go to last post
  9. redirecting input to a file -- not exiting when "null" entered

    Hello all. I'm having trouble with this program used to delete and rebuild files. I need to stop inputting into the file when the null "quit" is...

    Started by jdubya103, 03-16-2013
    • Replies: 1
    • Views: 226
    03-16-2013 Go to last post
  10. Help me with my first programs

    Hi, can you help me coding these programs : 1/ the first program should create as much thread as CPU cores and give them 99 as priority turn...

    Started by nymar, 03-14-2013
    • Replies: 2
    • Views: 271
    03-15-2013 Go to last post
  11. Test statement in bash

    Hello all. This will be my first post. I need some help with this simple --if statement. I'm writing a program that needs a test statement to test...

    Started by jdubya103, 03-12-2013
    • Replies: 2
    • Views: 272
    03-14-2013 Go to last post
  12. vim or perl regex for search and replace

    I have a code in which there are some variables with pattern like ABCD_DEF_XYZ ABCD_DEF_123 ABCD_DEF_PQR and I want them to be changed to...

    Started by kartikkg, 03-14-2013
    • Replies: 2
    • Views: 211
    03-14-2013 Go to last post
  13. Delete lines with sed

    Hi, I want to delete lines in a file before the first occurence of a set of words. I use the command "sed". How I can do this? Thanks Marco

    Started by mgazzato, 03-13-2013
    • Replies: 4
    • Views: 278
    03-13-2013 Go to last post
  14. Perl Regex Remove words aftern pattern / comment out lines

    I am working on writing a Perl script to do the following actions: 1)/boot/grub/grub.conf, comment out the "splashimage" line. 2)Remove rhgb and...

    Started by andrew7, 03-13-2013
    • Replies: 1
    • Views: 224
    03-13-2013 Go to last post
  15. Problem while replacing a directory with some variable

    I have written some scripts under the path root/c4/cuild and in that script i ahve mentione a path like /home/cdot/c4 and i want to replace...

    Started by ankitarajdev, 03-13-2013
    • Replies: 1
    • Views: 254
    03-13-2013 Go to last post
  16. how to make a workable TCP SYN packet with raw socket

    I have a simple TCP server program, just create two processes, one process is listening and the other process is for connecting. If I run a simple...

    Started by esolve, 03-12-2013
    • Replies: 0
    • Views: 263
    03-12-2013 Go to last post
  17. Install glibc-debug for glibc-2.11.3-17.31.1 on SLES 11

    I have to debug a function getopt_long in glibc-2.11.3-17.31.1. For that how can I download and install its corresponding glibc-debug on SLES 11?

    Started by rupeshkp, 03-12-2013
    • Replies: 0
    • Views: 240
    03-12-2013 Go to last post
  18. where is iostream.h

    why do we use this "using namespace std;" in linux for cpp programming and m getting this warning "extra tokens at end of # include directive "...

    Started by random26, 03-10-2013
    • Replies: 1
    • Views: 229
    03-12-2013 Go to last post
  19. how to make excutable files based on source codes

    I write some programs on linux with C I want to run these programs on many remote computers, which are installed with fedora or ubuntu I compiled...

    Started by esolve, 03-08-2013
    2 Pages
    1 2
    • Replies: 14
    • Views: 531
    03-11-2013 Go to last post
  20. input meaning

    Hi, what does this command do ? :%s/totem/vlc/g

    Started by umbloaded, 03-08-2013
    • Replies: 1
    • Views: 202
    03-08-2013 Go to last post

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