I am looking for some advice on wether to use unix or red hat linux? I have played with most windows OS and Mac OS up to in and including OS X. any and all advice would be appreciated (4 Replies)
I have a while read loop cycling through a fixed-length csv file and I'd like to use an if statement to check two fields in each line. I'm basically asking for your suggestions on the best and easiest way to check two fields in each line. I'm sure many of you may be thinking just use awk, but if... (1 Reply)
Hello everyone,
This is my first post here and this is the first time I am using UNIX OS (Slackware). I find it really useful and powerful and would like to master it but as you may guess I am expreicing quite a few problems.
I've been reading a few documentations about it and bash this week... (17 Replies)
Hi.
First of all, Im an msoft guy, and when it comes to linux/unix, I'm retarded.
Here is what I'm trying to do.
I want to
start
I want to automatically connect to a remote server.
Then I need it to login(https)
-insert the licensce in the box(vi)
-based on that licensce, the... (1 Reply)
i am currently running windows vista home premium, i want to install unix because i just started a computer programing course, i am just wondering if i install unix will i still have vista?? how does it work? will i get a choice of which os to run on system startup?? (1 Reply)
Hi everyone. I must admit up front that I am not very strong when it comes to Linux. I am actually a Windows guy, but don't let that count against me. :) I work for a very small company so we do not have a Server/Linux Admin on staff. Most of our needs have been handled by our WebHost. We have... (2 Replies)
Hi guys, looking for a little bit of help. I have been given a task to sift through this massive config of events. I need to find out which event is set up for which ID and each entry looks a little like;
<test1
CONNECT_TYPE = COPY
HOST =
USER =
PASSWORD =... (1 Reply)
Hi all,
I'm a Solaris/linux sysadmin with a good general UNIX skills and with a little tiny background on AIX with no exposure to IBM's hardware ( just reading ) , but i think i can cope with it .
UNIX jobs nowadays are rare here ( i mean hp-ux , solaris , aix ) not linux specially after the... (6 Replies)
OK I have a simple awk script:
$ awk '/03\/11\/10/' foofile|awk -f finderrors.awk
I want to use in the ksh script to so that I can do something like this:
#!/bin/ksh
TODAY=`date +"%D"`
awk /$TODAY/ foofile|awk -f finderrors.awk
The problem I am having is (I believe) is with the special... (3 Replies)
Guys,
Can you tell me what value would additional knowledge of PERL and CGI scripting will add to my skill set of UNIX shell scripting and ORACLE PL/SQL?
I understand that PERL is a good tool for text processing. (1 Reply)
Discussion started by: yabhi_22
1 Replies
LEARN ABOUT DEBIAN
numsum
NUMSUM(1) User Contributed Perl Documentation NUMSUM(1)NAME
numsum - numsum program file
SYNOPSIS
numsum [-iIcdhrsvxy] <FILE>
| numsum [-iIcdhrsvxy] (Input on STDIN from pipeline.)
numsum [-iIcdhrsvxy] (Input on STDIN. Use Ctrl-D to stop.)
DESCRIPTION
numsum will take all the numbers on stdin and return the sum of those numbers. Currently it only processes the first number on each line.
Besides positive numbers, it also handles negative numbers and numbers with decimals.
OPTIONS -i Only return the integer portion of the final sum.
-I Only return the decimal portion of the final sum.
-c Print out the sum of each column.
-r Print out the sum of each row.
-x <n> Specify a comma seperated list of columns to print.
-y <n> Specify a comma seperated list of rows to print.
-s <string> Specify a string to use as a seperator for columns.
This defaults to be consecutive whitespace (s+).
-h Help: You're looking at it.
-V Increase verbosity.
-d Debug mode. For developers
-q Quiet mode, don't print any warnings.
EXAMPLES
Simply add up the numbers in a file.
$ numsum numbers.txt
4315
Enter your own numbers on STDIN. The last number is the answer.
$ numsum
4
21
98
100
223
Use it in a command pipeline.
$ ls -1s | grep .mp3 | numsum -c -x 5
72288
Add up the total byte count in a http log file.
$ cat access_log | awk {'print $10'} numsum
or
numsum -c -x 10 access_log
Add up the columns of numbers of a file.
$ cat columns
1 6 11 16 21
2 7 12 17 22
3 8 13 18 23
4 9 14 19 24
5 10 15 20 25
$ numsum -c columns
15 40 65 90 115
Add up the 1st, 2nd and 5th columns only.
$ numsum -c -x 1,2,5 columns
15 40 115
Add up the rows of numbers of a file.
$ numsum -r columns
55
60
65
70
75
Add up the 2nd and 4th rows.
$ numsum -r -y 2,4 columns
60
70
SEE ALSO numaverage(1), numbound(1), numinterval(1), numnormalize(1), numgrep(1), numprocess(1), numrandom(1), numrange(1), numround(1)COPYRIGHT
numsum is part of the num-utils package, which is copyrighted by Suso Banderas and released under the GPL license. Please read the COPYING
and LICENSE files that came with the num-utils package
Developers can read the GOALS file and contact me about providing
submitions or help for the project.
MORE INFO
More info on numsum can be found at:
http://suso.suso.org/programs/num-utils/
perl v5.10.1 2009-10-31 NUMSUM(1)