10-16-2019
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10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I'm trying to write a function that redirects the contents of an
array to a file. The array contains the lines of a data file with
white space.
The function seems to preserve all white space when redirected
except that it seems to ignore newlines. As a consequence, the
elements of the... (7 Replies)
Discussion started by: ASGR
7 Replies
2. Shell Programming and Scripting
Hi Guys,
I have a file which has numbers in it separated by newlines as follows:
1.113
1.456
0.556
0.021
-0.541
-0.444
I am using the following code to store these in an array in bash:
FILE14=data.txt
ARRAY14=(`awk '{print}' $FILE14`) (6 Replies)
Discussion started by: npatwardhan
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3. Shell Programming and Scripting
I have one file "file.a.b.c-d.r" that I would like to use to spawn 4 other files:
"file.a.b.1-A.r"
"file.a.b.1-B.r"
"file.a.b.1-C.r"
"file.a.b.1-D.r"
where the field "c-d" changes into my 1 and A-D.
I was doing this manually at the prompt with
> cp "file.a.b.c-d.r" "file.a.b.1-A.r"
>... (13 Replies)
Discussion started by: WSUToad
13 Replies
4. Shell Programming and Scripting
I have figured out how to grep the file like this:
echo `grep $(date +'%Y-%m-%d') Cos-01.csv | cut -d',' -f1`
The above line does echo the correct information from the lines in which my search criteria is found.
Now I am trying to get that information (Yes, just one column of every line) into... (6 Replies)
Discussion started by: TwelveDays
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5. Shell Programming and Scripting
Writing a bash script for use with Geektool, pulls the battery info, and shuffles images around so that an Image geeklet can display the correct expression as the desktop background. (Eventually I intend to make it more intricate, based on more variables, and add more expressions)
I'm extremely... (1 Reply)
Discussion started by: The_Ardly374
1 Replies
6. UNIX for Dummies Questions & Answers
Hi,
I'm trying to write a bash script that takes a file and passes each line from the file into an array with elements separated by column.
For example:
Sample file "file1.txt":
1 name1 a first
2 name2 b second
3 name3 c third
and have arrays such as:
line1 = ( "1" "name1" "a"... (3 Replies)
Discussion started by: ShiGua
3 Replies
7. Shell Programming and Scripting
for a in {1..100}
do
awk '{ sum+=$a} END {print sum}' a=$a file1 > file2
done
I know I will get only one number if following the code above, how can I get 100 sum numbers in file2? (2 Replies)
Discussion started by: wanliushao
2 Replies
8. Shell Programming and Scripting
I'm working on a bash script to finish uploading a file.
I need a way to get $filesize so that "restart $filesize" will work.
Here is my script:
ftp -n -v <<END_SCRIPT
open ftp.$domain
user $user@$domain $password
size $file
restart $filesize
put $file
quit
END_SCRIPTWayne Sallee... (9 Replies)
Discussion started by: WayneSallee
9 Replies
9. Shell Programming and Scripting
Hi Team,
i have a web ui where user will be passing values and the output will be saved to a file say test with the following contents .
These below mentioned values will change according to the user_input
Just gave here one example
Contents of file test is given below
Gateway... (7 Replies)
Discussion started by: venkitesh
7 Replies
10. OS X (Apple)
Hi guys and gals...
MacBook Pro.
OSX 10.13.2, default bash terminal.
I have a flat file 1920 bytes in size of whitespaces only. I need to put every single whitespace character into a bash array cell.
Below are two methods that work, but both are seriously ugly.
The first one requires that I... (7 Replies)
Discussion started by: wisecracker
7 Replies
LEARN ABOUT CENTOS
systool
SYSTOOL(1) General Commands Manual SYSTOOL(1)
NAME
systool - view system device information by bus, class, and topology
SYNOPSIS
systool [options [device]]
DESCRIPTION
Calling systool without parameters will present all available bus types, device classes, and root devices.
When device is supplied, the information requested by options is shown only for the specified device, otherwise all present devices are
displayed.
systool uses APIs provided by libsysfs to gather information. systool runs only on Linux systems running kernels 2.5 or later, with the
sysfs filesystem mounted.
OPTIONS
-a Show attributes of the requested resource
-b bus Show information for a specific bus
-c class
Show information for a specific class
-d Show only devices
-h Show usage
-m module_name
Show information for a specific module
-p Show absolute sysfs path to the resource
-v Show all attributes with values
-A attribute
Show attribute value for the requested resource
-D Show only drivers
-P Show device's parent
SEE ALSO
The web page of libsysfs at http://linux-diag.sourceforge.net/Sysfsutils.html
AUTHOR
systool was written by Ananth Mavinakayanahalli <ananth@in.ibm.com> and Daniel Stekloff <dsteklof@us.ibm.com>.
This man page was contributed by Martin Pitt <mpitt@debian.org> for the Debian GNU/Linux system (but may be used by others).
Martin Pitt October 12, 2003 SYSTOOL(1)