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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. Downloading from Dynamic Sources

    I'm currently trying to write some form of update software for my work to throw in our servers crontab so it'll update our installation packages...

    Started by Virucyde, 01-23-2012
    • Replies: 2
    • Views: 1,105
    01-24-2012 Go to last post
  2. help with DEBCONF_DB_OVERRIDE with pipe

    I am writing a non-interactive install script on Ubuntu 11.10 that includes many "apt-get install"s and some "dpkg-reconfigure"s. Some of the...

    Started by matpen, 01-21-2012
    • Replies: 1
    • Views: 1,299
    01-23-2012 Go to last post
  3. Validate password-less SSH between two remote machine

    Hi All, I have shell script that connect to remote machine via password less SSH. So I need to do base validation whether password less ssh...

    Started by charith, 01-19-2012
    • Replies: 4
    • Views: 4,399
    01-20-2012 Go to last post
  4. Smile [SOLVED] BASH: How to write script that checks other script and controls it?

    :)Hi, I have written a script that runs in background. This script runs a command and while the command is running it has to wait before it can...

    Started by aizul357, 01-16-2012
    • Replies: 7
    • Views: 1,549
    01-19-2012 Go to last post
  5. creating new script to be called in rc.local

    I'm trying to write a simple script that will loop through certain commands at startup. I thought it'd be something like: while true do; iptables...

    Started by pauhn, 01-17-2012
    2 Pages
    1 2
    • Replies: 17
    • Views: 2,388
    01-18-2012 Go to last post
  6. extracting 24hr time from date(): grep or sed?

    hi, bit of a noob question here, but in the absence of any disk-level resilience, i'm trying to dump a database to file every hour. i want to...

    Started by shambolic, 09-18-2007
    • Replies: 4
    • Views: 1,353
    01-18-2012 Go to last post
  7. Smile Categorize the output of ec2-describe-images or ec2-describe-instances

    Is there any command/tool/script to categorize the bulky output of ec2-describe-images or ec2-describe-instances. I have a list of around 100 servers...

    Started by UnixDomain, 01-15-2012
    • Replies: 3
    • Views: 1,063
    01-17-2012 Go to last post
  8. Smile Processing Timebased values

    Hi All, I have a list of timebased values in below form: 20/Dec/2011:10:16:29 9 20/Dec/2011:10:16:30 13 20/Dec/2011:10:16:31 13...

    Started by UnixDomain, 01-15-2012
    • Replies: 3
    • Views: 684
    01-17-2012 Go to last post
  9. Question UNIX test questions

    Hello dear Users, Please help me with the below test questions. Thank you very much. 51. What is the major number for LVM DSFs using disk...

    Started by Icostyle, 01-16-2012
    • Replies: 1
    • Views: 894
    01-16-2012 Go to last post
  10. Exclamation Shell Script Tasks

    Shell Script Tasks This is a homework assignment to create the below described shell scripts. I need the scripts so I can complete my university...

    Started by Icostyle, 01-16-2012
    • Replies: 1
    • Views: 1,501
    01-16-2012 Go to last post
  11. Flex beginner question

    I need rule that would capture the rest of the line after a token match: %x SLURP identifier + pluseq \+= qmarkeq \?= equals =...

    Started by yshtil, 01-13-2012
    • Replies: 2
    • Views: 694
    01-15-2012 Go to last post
  12. grep question

    I'm trying to use curl to retrieve the session-id from transmission-daemon and write it to a variable. Been fooling around with grep and cut for...

    Started by otkaz, 01-14-2012
    • Replies: 7
    • Views: 1,291
    01-15-2012 Go to last post
  13. Multiline Search-Replace With Perl One-liner

    Hello, I have migrated my free website to my linux web server recently. I have to re-code all my htm files, of which they were created under...

    Started by cibalo, 01-12-2012
    • Replies: 3
    • Views: 1,693
    01-14-2012 Go to last post
  14. Unhappy Shared libraries are not linked to the binary

    I am getting weird results after compiling the code shown below: $ g++ -rdynamic -o ../../kernel kernel.cpp.o ../../lib/

    Started by elrafapadron, 01-13-2012
    • Replies: 0
    • Views: 864
    01-13-2012 Go to last post
  15. Red face Help Me Please

    I have files that collect information like: Monday.txt xxx student a xxx student b xxx student b xxx student b xxx student c...

    Started by boizlife, 01-13-2012
    • Replies: 1
    • Views: 869
    01-13-2012 Go to last post
  16. Smile atan and sqrt

    Hi guys, I'm getting a compiler error "undefined reference to atan" and the same for sqrt when I pass in variables (doubles) . If I simply use a...

    Started by dbriggs, 01-11-2012
    • Replies: 8
    • Views: 2,017
    01-12-2012 Go to last post
  17. fg: no job control, in script

    how does this work in case of CSH? i want to bring a pid to foward using fg in csh mode it says No job control in this shell. #!/usr/bin/csh...

    Started by sudharsan80, 01-11-2012
    • Replies: 1
    • Views: 1,306
    01-12-2012 Go to last post
  18. [BASH] Sorting by date and creating generic functions

    Hello again. I'm currently using the following technique to sort a file called details.csv sort -d -o details.csv -t , -k 3,3 details.csv ...

    Started by DietFlosser, 12-13-2011
    • Replies: 4
    • Views: 1,801
    01-11-2012 Go to last post
  19. Getting color of 'x' 'y' pixel

    Hello guys the thing is im writing a script for a game im playing. I want it to press ctrl+L when any pixel of the screen turns of a given color or...

    Started by manhuaco, 01-10-2012
    • Replies: 1
    • Views: 1,002
    01-11-2012 Go to last post
  20. Automatize actions right after ssh login

    Hello, I often have to login on a remote server with a shared user. The servers do not have the same configuration. Especially regarding the shell...

    Started by jker, 01-10-2012
    • Replies: 4
    • Views: 1,042
    01-10-2012 Go to last post

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