10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello everyone, I have a dataset that looks like:
1 2
3 4
5 6
I was wondering if was possible to divide values within rows:
1/2
3/4
5/6
I don't think using awk -F"\t" '{ print $1/$2 }' would work here, or would it?
Thanks in advance! (2 Replies)
Discussion started by: Rabu
2 Replies
2. Shell Programming and Scripting
Does anyone know how to include as a script maybe an "echo" warning that explains that if a user uses the second number "zero" when dividing, that the result will BE "zero."
I need, example: 5/0 (second number) = 0, in script form.
current script:
echo "Enter a number"
read num1
echo... (4 Replies)
Discussion started by: jefferj54
4 Replies
3. Programming
Hi,
I have small problem to print float value in the fallowing code
float Cx, W,f=250000, Cr=92.00,pi=3.14;
W=2*pi*f;
Cx = 1/W.Cr; //Cx value will be come around like 7.07E-9.
printf("capacitance value: %.10f",Cx);
I am trying to print Cx value using above code but it was not... (3 Replies)
Discussion started by: veerubiji
3 Replies
4. Shell Programming and Scripting
Hi,
I do have a very simple task to divide 2 variables and display the result.
I CANNOT use bc
when i try
var1=2
var2=4
var3=$(($var1 / $var2))
echo $var3
the output is always 0
What can I change to get a dotted decimal result such as 0.5 ?
Thanks! (5 Replies)
Discussion started by: svetoslav_sj
5 Replies
5. UNIX for Dummies Questions & Answers
Hi all,
I am new to unix and I am trying hard to get this requirement, but no luck.
I am trying to compare two cloumns in two files and if it matches, the last column in file1 must be divided by file2 and the output must be written in a new file. To elaborate the 2nd column in file1 (EUR) must be... (6 Replies)
Discussion started by: smadderla
6 Replies
6. UNIX for Advanced & Expert Users
Hi Guys,
here is a part of my source code. This part is reponsible to get the minimun of a few values:
..........
MAX=0.00
for a in `cat $OFILE`
do
if
then
... (2 Replies)
Discussion started by: Paat
2 Replies
7. Shell Programming and Scripting
Today I spent longer than I'd like to admit figuring out how to write a Bourne shell IF statement that tests a FLOAT value before executing a block of statements. Here's the solution I found, which invokes bc. Hope this will come in handy for someone:
value =
testval =
if
then
body... (5 Replies)
Discussion started by: sjepsen
5 Replies
8. Programming
Good morning,
I'm testing the use of ceilf:
/*Filename: str.c*/
#include <stdio.h>
#include <math.h>
int main (void)
{
float ceilf(float x);
int dev=3, result=0;
float tmp = 3.444f;
printf("Result: %f\n",ceilf(tmp));
return 0;
} (1 Reply)
Discussion started by: jonas.gabriel
1 Replies
9. Shell Programming and Scripting
I am trying to compare 2 float values using if
the foll code does not work
a=1.4
b=1.6
if test $a -gt $b
then
echo "$a is max"
else
echo "$b is max"
fi
does -gt work for floating point numbers, if not how do go about for my requirement? can i use bc ? pls help
thanks in advance... (2 Replies)
Discussion started by: kavitha
2 Replies
10. UNIX for Dummies Questions & Answers
Hi! Is there is any way to divide the screen when I use UNIX shells (I have RedHat 7.1)? I have to see the command promt and process some data from very long file at the same time (I work with PThreads). Some "pseudo-windows" in text mode, huh? =) Thanks in advance and don't be angry =) (4 Replies)
Discussion started by: ShockTeam
4 Replies