10 More Discussions You Might Find Interesting
1. How to Post in the The UNIX and Linux Forums
I have to do some arithmetic operation on Field 8 which is calculated by Field 9/Field 7
Suppose i have data like :
0800666666|JAN|2017|JAN|2018|0800666666|2|1.7255|3.45|... (0 Replies)
Discussion started by: pumrao
2. Shell Programming and Scripting
I've this following text file
FileVersion = 1.03
Filetype = meteo_on_curvilinear_grid
TIME = 0 hours since 2016-10-03 12:00:00 +00:00
-6.855 -6.828 -6.801 -6.774 -6.747 -6.719 -6.691 -6.663 -6.634 -6.606 -6.577 -6.548 -6.519 -6.489
TIME = 0 hours since... (2 Replies)
Discussion started by: xisan
3. Shell Programming and Scripting
Here is the script i try to perform arithmetic operation in two variables .
git branch -r | while read brname ; do
REV_COMMITS=`git rev-list --count $brname`
echo "$brname has $REV_COMMITS"
(( TOTAL = TOTAL + REV_COMMITS ))
echo "in loop" $TOTAL
echo "total is " $TOTAL
... (3 Replies)
Discussion started by: greet_sed
4. UNIX for Dummies Questions & Answers
Basically I am trying to calculate the result of "the path" in $3 where the operators follow the number and not preceding them like we normally do:
But I realise (I am sure there is a good reason for that) that awk... (7 Replies)
Discussion started by: beca123456
5. Shell Programming and Scripting
I am writing a script in zsh shell, it fetchs a number from a file using the awk command, store it as a variable, which in my case is a small number 0.62000. I want to change this number by multiplying it by 1000 to become 620.0 using the command in the script
trouble is... (2 Replies)
Discussion started by: piynik
6. Shell Programming and Scripting
I have a file with 3 columns. say,
1 50 68
34 3 23
23 4 56
I want to generate n files from this file using a loop so that 1st column in output file is (column1 of infile/(2*n+2.561))
I am doing like this:
for ((i=1; i<=3; i++))
a=`echo... (3 Replies)
Discussion started by: Surabhi_so_mh
7. Shell Programming and Scripting
I would appreciate if anyone knows how to perform adding to date.
As for normal date, i can easily plus with any number.
But when it comes to month end say for example 28 Jun, i need to perform a plus with number 3, it will not return 1 Jul.
Thanks in advance for your help. (4 Replies)
Discussion started by: agathaeleanor
8. UNIX for Dummies Questions & Answers
I have a file, its content is as follows:
I want to insert a column, its content is determined by the difference between the two values in the same line, if the difference is less than 20, the new value is 1, otherwise is 0.
after the operation, the... (1 Reply)
Discussion started by: Jenny.palmy
9. Shell Programming and Scripting
I am using egrep to extract numbers from a file and storing them as variables in a script. But I am not able to do any arithmetic operations on the variables using "expr" because it stores them as char and not integers. Here is my code and the error I get. Any help will be appreciated.
#!/bin/sh... (3 Replies)
Discussion started by: emjayshaikh
10. Shell Programming and Scripting
I have no idea why I can't get this to work, if anybody can help i would appreciate it.
x=`cat counter.txt | wc -l`
y= '$x / 7'
printf "%d People have visited this page" $y
:confused: (2 Replies)
Discussion started by: paladyn_2002