10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have a text file containing output from a command that contains lots of escape/control characters that when viewed using vi or view, looks like jibberish. But when viewed using the cat command the output is formatted properly.
Is there any way to take the output from the cat... (7 Replies)
Discussion started by: mrm5102
2. Shell Programming and Scripting
If I run 'who -u' interactively or from a script invoked through bash in a tty on my Ubuntu 12LTS box I get an output like this:
testuser pts/0 Dec 9 02:32 . 2163 (host.xx.yy)
running the same through cron I get:
testuser pts/0 2012-12-09 02:32 00:05 2163... (2 Replies)
Discussion started by: latimer
3. UNIX for Dummies Questions & Answers
I have a program R installed on Ubuntu under /usr/bin/R. I also have a different version installed under /home/user/R. I would like to invoke the locally installed program temporarily. How can I do this automatically by running a script and then switching to the default program?
SM (2 Replies)
Discussion started by: smeme
4. Shell Programming and Scripting
In the following script, I wish to invoke a compiled C++ program, consimv4 and pass it some command line arguments through the shell script's command line arguments and variables. But for some reason, when I run the script, I just return to the shell prompt and nothing happens. For the life of me,... (7 Replies)
Discussion started by: msaqib
5. Shell Programming and Scripting
I am using tcsh
what could possibly be a problem, when using crontab to invoke a shell script. ?
The script has the read, write and execute permission to all users. And the script works as expected while executing it in stand-alone mode.
Is there a way to trace (like log) what error... (9 Replies)
Discussion started by: vikram3.r
6. Shell Programming and Scripting
I need a way to test from within a script if it is running from cron or from terminal.
The ways I found till now are:
1) test if $PPID corresponds to the cron daemon
2) see if $TERM has a valid terminal value or "'dumb", in which case it is ran by cron
... but I feel the... (2 Replies)
Discussion started by: pbillast
7. Shell Programming and Scripting
I can call a C program from the shell and results are outputted as normal. The C program processes some files and spits out a .csv file.
If I scheduled it in cron, there is no output.
If their a special way to schedule C programs in cron?
thanks & regards (1 Reply)
Discussion started by: hazno
8. Shell Programming and Scripting
First of all: I'm on a Mac. I'm quite new to this, so forgive me if i sound like a newb :-)
I wish to install the Deluge BitTorrent client. First of all I installed Macports and made it run smooth. But then I ran into a problem when I should install Deluge. I can post the log, and maybe... (4 Replies)
Discussion started by: Sixmax
I want to fork a new process from a daemon that needs terminal attachment to some ttyN or pts/N device. Here is the code
int main(int... (5 Replies)
Discussion started by: ku@ntum
How to invoke an Unix Script from C program?
How to invoke another C program from a C program?
Karthik (5 Replies)
Discussion started by: fermisoft