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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 use pipe viewer

    Hi Guys, I am trying to use the pv command. I wanted to do something like this (cp install/common/pcre* /home/karthik;cd /home/karthik;tar...

    Started by skarthikbe2006, 11-12-2012
    • Replies: 4
    • Views: 1,289
    11-14-2012 Go to last post
  2. Question about child processes

    Hello, when I call a script by using "nohup script &", it runs in the background. However, this script is still a child process of another process,...

    Started by pinhead, 11-08-2012
    2 Pages
    1 2
    • Replies: 17
    • Views: 721
    11-13-2012 Go to last post
  3. Smile Proposal for multi-redirecting stdout & stderr to different programs

    Here I am proposing to the entire Linux community that OS designer might consider doing this: the stdio's pipe operator '|' should work the same as...

    Started by xuancong, 11-12-2012
    • Replies: 1
    • Views: 428
    11-13-2012 Go to last post
  4. [SOLVED] C/C++ Serial port programming

    Hi, I've a problem with a serial port adapter. This is what i've done: lsusb Bus 001 Device 005: ID 05d1:5001 Brainboxes, Ltd sudo...

    Started by grumpos, 11-10-2012
    • Replies: 1
    • Views: 823
    11-11-2012 Go to last post
  5. Find files in directories

    So i have directories that store logs, 1 directorie for each day, with the name like this : 2012_07_01/ 2012_07_02/ and for each directorie we...

    Started by drd0spt, 11-09-2012
    • Replies: 1
    • Views: 405
    11-11-2012 Go to last post
  6. replace substring in lines using sed or grep

    I have a file with a lot of lines, two of them are: videoId: 'S2Rgr6yuuXQ' var vid_seq=1; in a shell script, I have two variables, for id,...

    Started by esolve, 11-08-2012
    • Replies: 2
    • Views: 548
    11-09-2012 Go to last post
  7. Exclamation Script Help

    Hello, I cannot figure out this scripting and am desperate for help and was hoping someone can find it in their heart to help me answer these...

    Started by Chris4610, 11-09-2012
    • Replies: 2
    • Views: 429
    11-09-2012 Go to last post
  8. acces bidimensional array data form from JavaScript

    Hi there!!! I want to access a bidimensional array in a form from javaScript, but I do not know how to do that. this is the form <td><input ...

    Started by jesusitoLinux, 11-08-2012
    • Replies: 0
    • Views: 277
    11-08-2012 Go to last post
  9. Exclamation [Urgent] Need Help on a bash script

    Hi guys, basically i need to check if the 2nd column of /etc/passwd contains "x". If it contain "x", print "exception:no" if it doesn't ( blank),...

    Started by marcus5, 11-08-2012
    • Replies: 1
    • Views: 271
    11-08-2012 Go to last post
  10. make shell script wait and send signal to recover it

    when running a shell script I want to make it wait for a signal somewhere inside the script, like function pause(){ read -p "$*" } echo...

    Started by esolve, 10-30-2012
    • Replies: 3
    • Views: 999
    11-08-2012 Go to last post
  11. Grep for the second occurence in the file

    Hi All i have a text in a file i have to grep for the second occurencre (DESCRIPTION) of the file and and append to a file can you please help ...

    Started by rick01, 11-05-2012
    2 Pages
    1 2
    • Replies: 10
    • Views: 999
    11-07-2012 Go to last post
  12. Adding new routes with expiry timeout using rtnetlink API

    Hi, I wrote a C program that adds new route entries in the kernel routing table using the rtnetlink API. I want to improve this program in order...

    Started by nfjord, 11-07-2012
    • Replies: 0
    • Views: 473
    11-07-2012 Go to last post
  13. Addressing process on a remote machine

    Hello forum, how can I reliably address a process on a remote machine? A process has a name, which is sometimes not unique, and a process ID, which...

    Started by pinhead, 10-29-2012
    2 Pages
    1 2
    • Replies: 15
    • Views: 958
    11-07-2012 Go to last post
  14. Log rotating script, need help!

    Hi I'm new to this and having a difficult time grasping how to write this script. What I need to do is write a script that will stop a...

    Started by earthicle, 11-01-2012
    • Replies: 4
    • Views: 467
    11-07-2012 Go to last post
  15. block and unblock shell script

    I want to write a shell script which start tcpdump and firefox, and then it get blocked there until a signal comes like for () do tcpdump...

    Started by esolve, 11-07-2012
    • Replies: 2
    • Views: 355
    11-07-2012 Go to last post
  16. Question Generate files

    Hello everybody, what I'm trying to do is a little tricky, and frankly I have no ideea how to start. The problem looks like this: 1.) I have 2...

    Started by covidium, 11-05-2012
    • Replies: 1
    • Views: 535
    11-06-2012 Go to last post
  17. Question is it possible to call gdb commands from C process?

    Hello, I usually debug my programs with gdb ( DDD ), and it works fine. But now I would like to do same process with my own app. Anybody known...

    Started by webquinty, 11-02-2012
    • Replies: 1
    • Views: 284
    11-05-2012 Go to last post
  18. Shell Commands

    Hi, im a newbie in RH9 and i have a few problems wif shell commands. can any1 pls help me wif that? i m trying to use grep to show me words in...

    Started by xfiles_wolvie, 03-26-2004
    2 Pages
    1 2
    • Replies: 11
    • Views: 2,534
    11-04-2012 Go to last post
  19. make file ?

    I am wondering if there is any easy way to determine or list all the builtin make variables that one has before one creates any by declareing them....

    Started by sam111, 06-14-2012
    • Replies: 1
    • Views: 407
    11-04-2012 Go to last post
  20. [SOLVED] Mp4v2 library

    I am doing a little program in c++ using the mp4v2 library, but i have an error. The code is: #include<stdio.h> #include <cstring> #include...

    Started by villarino, 11-02-2012
    • Replies: 4
    • Views: 1,700
    11-03-2012 Go to last post

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