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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. Bash: Converting jpgs to pngs

    Hi guys. I will be frequently needing to convert .jpg files to 183x183 .png thumbnails. I can't quite seem to wrap my head around how to make a for...

    Started by Drayik, 04-17-2011
    • Replies: 0
    • Views: 418
    04-17-2011 Go to last post
  2. Passing parameters from C code to bash script

    Here is my test code because my other code is too long: #!/bin/bash rdstr=`./rdchn` let "rdval = $rdstr" echo -e "rdval=$rdval" exit and this...

    Started by clickit, 04-16-2011
    • Replies: 2
    • Views: 1,586
    04-17-2011 Go to last post
  3. php stop "internal row pointer" when fetch from mysql

    Hi gurus, I need to call php function for fetching data from mysql but I dont want to move internal row pointer (IRP) forward. Or even get the actual...

    Started by wakatana, 04-16-2011
    • Replies: 0
    • Views: 528
    04-16-2011 Go to last post
  4. Cannot compile any C++ program (Ubuntu)

    I'm using Anjuta for programming C++ right now, but it cannot compile properly at all. When I press "compile" this is the error shown: make New...

    Started by advxc153, 04-12-2011
    • Replies: 3
    • Views: 1,080
    04-15-2011 Go to last post
  5. Segmentation Fault?

    I have been learning C for about a month or so and right now: I am trying to write a C program that will read a pixmap image in PGM file format...

    Started by ostangel, 04-11-2011
    2 Pages
    1 2
    • Replies: 17
    • Views: 934
    04-15-2011 Go to last post
  6. help how python listening return to shell

    Client ~~run connect Ip: 123port to success. #!/usr/bin/python import sys import socket shell='/bin/bash' def main():...

    Started by ibelieveme, 04-13-2011
    • Replies: 4
    • Views: 1,583
    04-15-2011 Go to last post
  7. In Shell Script ...get the throughput(Bandwidth) value....

    My objective is when the throughput is increase my shell script is Print a message.... But the Question is how to check the bandwidth.. I try the...

    Started by dashang, 04-15-2011
    • Replies: 1
    • Views: 977
    04-15-2011 Go to last post
  8. Segmentation fault C++

    im really sorry to be this guy but for some reason I cant figure out why im getting a Segmentation fault #include <iostream> #include <string> ...

    Started by nubquestionftw, 04-13-2011
    • Replies: 8
    • Views: 1,225
    04-14-2011 Go to last post
  9. help with a bash script

    hi to everyone :) i am new to linux and bash and i am trying to build a bash script, that is quite similar to the well known cmd 'split' ... ;)...

    Started by drjodo, 04-13-2011
    • Replies: 0
    • Views: 594
    04-13-2011 Go to last post
  10. Lightbulb Need help on basic Linux C++ programming with simple RTAI functions

    Hello fellow members, I need help as I am not proficient with Linux C++ Programming. There are two parts which I need to do in the coding provided...

    Started by project168, 04-12-2011
    • Replies: 7
    • Views: 1,015
    04-13-2011 Go to last post
  11. help for a linux project of making a C code analyser in C and Linux

    :):):)Hello,i am an engineering student,working on my first os project in linux using gcc compiler. and the project definition goes like this-Given...

    Started by nightcrawler_16, 04-10-2011
    • Replies: 3
    • Views: 595
    04-12-2011 Go to last post
  12. How to change $NUMBER to ARG(NUMBER)

    Hello, I would like to change all references of $233 (any number) to ARG(233) in a text: $NUMBER -> ARG(NUMBER) How could I do this with sed or...

    Started by manuel_gavidia, 04-12-2011
    • Replies: 1
    • Views: 311
    04-12-2011 Go to last post
  13. [SOLVED] why piping does not work

    Hi i am using prep to get the process id and then pipe it to kill but this is not working. Whats wrong with my syntax. Please explain e.g. ...

    Started by kaaliakahn, 04-12-2011
    • Replies: 4
    • Views: 599
    04-12-2011 Go to last post
  14. adding numbers from different columns in one file

    Hi All, I have a file with hundreds of lines and many columns and I need to process the numbers on each line in special way, basically adding and...

    Started by Apfik, 04-12-2011
    • Replies: 2
    • Views: 692
    04-12-2011 Go to last post
  15. Randomly selecting 160 lines within a data set of 1000 in Perl

    Hello, I have a dataset of around 1000 lines. Out of these 1000 lines I need to pick randomly 160 lines of data and write it to a file. The...

    Started by andrewrckt, 04-11-2011
    • Replies: 2
    • Views: 853
    04-12-2011 Go to last post
  16. [SOLVED] Pipe filename ends on &quot;|&quot; with ARM-processor

    Hello folks! When issueing a "mkfifo /tmp/1"on my laptop(x86), I get this file: prw-r--r-- 1 root root 0 2011-04-11 15:09 1 If...

    Started by herakles, 04-11-2011
    • Replies: 2
    • Views: 612
    04-12-2011 Go to last post
  17. [SOLVED] I can't run second child in C (Fork Problem)

    Hi everyone, I'm ertan and Im in new cpp programming in linux. I have one problem in my task. Now,I created one parent and two children. I must...

    Started by ertan2002, 04-10-2011
    • Replies: 2
    • Views: 585
    04-12-2011 Go to last post
  18. script problem

    Im writting a script, one of the headers is Files with EUID and GUID owned by root... I need a command that lists those files... Im assuming it...

    Started by ravi420, 04-11-2011
    • Replies: 1
    • Views: 289
    04-11-2011 Go to last post
  19. PLS HELP with BASH SCRIPTING ( "~" is not being read as a directory)

    Hi Sir/Mam! Problem solved. Thanks

    Started by ZephZeph, 04-09-2011
    • Replies: 0
    • Views: 355
    04-09-2011 Go to last post
  20. Skype message sender

    I have a database with Skype contacts and Skype installed on Ubuntu server. The database name is names.txt What script language can I use for...

    Started by htorbov, 04-09-2011
    • Replies: 0
    • Views: 516
    04-09-2011 Go to last post

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