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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. Difference between mutex and semaphore

    Hi, I want to the differences between mutex and semaphore. As i know differences are, 1.Mutex needs to be initialized but semaphore need not be....

    Started by ravind007, 12-04-2011
    • Replies: 5
    • Views: 2,913
    12-06-2011 Go to last post
  2. little help with my backup script please

    Im pretty new to linux and shell scripting and im trying to learn it Im trying to make a script that makes a backup of my home folder into...

    Started by draxor, 12-06-2011
    • Replies: 2
    • Views: 615
    12-06-2011 Go to last post
  3. Question Bash script: wget a website and save urls containing a specific string

    Hi, I've spent hours trying to figure this out without any luck. Would appreciate your help :) I need to "crawl" a website and search for a...

    Started by nata-ban, 12-06-2011
    • Replies: 6
    • Views: 5,463
    12-06-2011 Go to last post
  4. Nested case

    Hi there, I have nested case in my script. I am asking user, want to continue? if user press y/Y then my inner case should continue, rather than...

    Started by kaspareov, 12-02-2011
    • Replies: 3
    • Views: 750
    12-06-2011 Go to last post
  5. Exracting tarball without compression filter options

    I am writing a script that installs updates to an embedded system. The script is required to extract a update tarball compressed with either .gz...

    Started by RobertF, 12-06-2011
    • Replies: 1
    • Views: 713
    12-06-2011 Go to last post
  6. simple bash script help

    Hi, im really new to bash scripting. I want to make a dumpfile of my current working directory into a file named dirdump.dmp I have been trying...

    Started by draxor, 12-04-2011
    • Replies: 4
    • Views: 749
    12-06-2011 Go to last post
  7. Question about pthreads

    Hi guys I have a question about thread programming. Based on the material on the web, I created a simple program that would create a bunch of...

    Started by ccb85, 12-02-2011
    • Replies: 3
    • Views: 537
    12-05-2011 Go to last post
  8. Search and replace in a file using expressions from another file

    Hi I would like to search in replace expressions in a text file (target file), using expressions from another text file (expressions file) that...

    Started by louisJ, 12-03-2011
    • Replies: 5
    • Views: 810
    12-04-2011 Go to last post
  9. Bash script

    Hi I need a linux shell bash code to download from a website some pictures that listed begining from 1.jpg to 800.jpg how could i write script that...

    Started by whynot, 12-02-2011
    2 Pages
    1 2
    • Replies: 12
    • Views: 1,433
    12-04-2011 Go to last post
  10. Question about building in linux & object files

    Hi! I am a programmer that is new to the Linux environment, and I have a question regarding this. Suppose I have a hello.c file, I know it's...

    Started by ccb85, 12-01-2011
    • Replies: 3
    • Views: 768
    12-02-2011 Go to last post
  11. Question pthread cancel crash

    hi all, I am new to this forum and also to pthread usage. I face similar issue where i get illegal instruction error while using pthread cancel to...

    Started by pgolvalkar, 12-02-2011
    • Replies: 0
    • Views: 703
    12-02-2011 Go to last post
  12. Bash script help

    I have a bash script that looks like this bash ./start.sh > ../logs/stdout.log 2> ../logs/stderr.log & STARTED=$! echo "$STARTED" >> ../run.pid...

    Started by ykumar6, 12-01-2011
    • Replies: 2
    • Views: 821
    12-01-2011 Go to last post
  13. Support for Kenel memory allocation

    I'm facing problem in kernel memory allocation, that is when i'm trying to allocate 64MB contiguous memory in kernel using get_free_pages. The kernel...

    Started by athiraj, 12-01-2011
    • Replies: 1
    • Views: 778
    12-01-2011 Go to last post
  14. Serial communication

    Hello! I'm not sure if this goes here because is my first thread. I have a problem with some program that tries to send and receive info through...

    Started by ffusion, 11-28-2011
    • Replies: 6
    • Views: 929
    12-01-2011 Go to last post
  15. running a stopped process

    i m trying to implement a scheduler in C. I need to insert a forked process into a queue and make it exec for 1 quantum say and then push it back in...

    Started by sangeethabs, 11-30-2011
    • Replies: 2
    • Views: 594
    12-01-2011 Go to last post
  16. Smile Bash shell script: Str(007) to int(7),increment it(8) & convert back t

    Hi, I have the following requirement. There will be following text/line in a file (eg: search-build.txt)...

    Started by drwatson_droid, 12-01-2011
    • Replies: 1
    • Views: 1,320
    12-01-2011 Go to last post
  17. Running a program

    Hi there, I feel really stupid, but I have written the hello world thing in C in emacs. I think I have compiled it, but how in gods name do...

    Started by JonnyFrond, 11-28-2011
    • Replies: 4
    • Views: 579
    12-01-2011 Go to last post
  18. Assigning ipv6 address using ioctl

    I'm trying to assign an IPv6 address to an interface using ioctl, but in vain. Here's the code I used: #include <errno.h> #include <stdio.h>...

    Started by madhurjf, 11-24-2011
    • Replies: 1
    • Views: 1,567
    12-01-2011 Go to last post
  19. Cool Write to a specific memory space.

    Hello all. I need a simple way to write to a specific memory space (/dev/mem). In a bash script if possible. (I am using dd to read the changes)...

    Started by King_Richee, 11-29-2011
    • Replies: 3
    • Views: 1,332
    12-01-2011 Go to last post
  20. converting mp3s

    I'm looking for a script that can find all the mp3s within a folder and all it's sub-directories that either have a bit rate greater than 192kb/s or...

    Started by JaySeeJC, 11-30-2011
    • Replies: 1
    • Views: 957
    12-01-2011 Go to last post

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