10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Why does this until false; do history | head -5; done
result in a stdout infinite loop, yet until false; do history | head -5 > hist5; done
only writes it once to file hist5? Furthermore, I can hear the hard drive working on the 2nd command until I end the process, but the history | head -5 is... (1 Reply)
Discussion started by: Xubuntu56
1 Replies
2. Shell Programming and Scripting
As a result of whiptail menu option I am getting a data from a file.
Naturally it is output to terminal as stdour.
I like to redirect the output back to the menu.
It can be done with single input of line of text , see attached.
I just cannot see where or how the sample... (0 Replies)
Discussion started by: annacreek
0 Replies
3. Shell Programming and Scripting
Hello all. I've been lurking here for a year or two and finally decided to post.
I need some assistance with file descriptors, stdout, and redirecting output. I've searched through a number of very helpful threads here (unfortunately I can't link to any of them yet due to my low post count...),... (2 Replies)
Discussion started by: Michael_K
2 Replies
4. Programming
Hello! I want to post a question. does anybody know how to print the output of a C program both in stdout and a file??
thanx (8 Replies)
Discussion started by: nicos
8 Replies
5. Shell Programming and Scripting
Hi,
I am trying to execute a command like this:
find ./ -name "*.gz" -exec sh -c 'zcat {} | awk -f parse.awk' \; >> output
If I want to print the filename, i generally use the -print argument to the find command but when I am redirecting the output to a file, how can I print just the... (2 Replies)
Discussion started by: Legend986
2 Replies
6. Shell Programming and Scripting
Using Cygwin PDksh - But also have tested it on Linux with same results
----
I have a script that invokes a program/script and returns a string of data (1234 "12 34 56" 6789) and using "set -A" inserting it into an array.
script code snipit >>
get_array=$(php... (2 Replies)
Discussion started by: carlos25
2 Replies
7. Shell Programming and Scripting
hello hackers.
i have a curl process running as cgi directly pushing stdout to the client. but i want to additionally save that stream to a file at the same time.
any directions madly welcome.
thanks in advance (3 Replies)
Discussion started by: scarfake
3 Replies
8. Shell Programming and Scripting
This is about getting all output to stderr and stdout localized. Nothing to do with redirecting output to a file (there already are some interesting threads about that issue on this forum).
What I intend to do is capturing all lines of text sent to the screen, compare them with an array of... (2 Replies)
Discussion started by: teo ramirez
2 Replies
9. Shell Programming and Scripting
Hey everyone.
I have been trying a few filtering scripts with both SED and PERL. So far I have both of these versions working to reformat the incoming text stream (from stdin) into the corrent format (it looks good in the terminal), but I don't think that I am doing it right because the... (2 Replies)
Discussion started by: c0nn0r
2 Replies
10. UNIX for Advanced & Expert Users
Is there a way to send the syslog output for a given facility to stderr or stdout?
I do not want to use the "tail" command to achieve this, I would like it to go directly to stderr.
Thanks in advance (1 Reply)
Discussion started by: dmirza
1 Replies