10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi ALL,
I am having semi column separated file as below. I am having negative values for the records starting with 11095. How can I convert that positive number
I tried this below seems not working
sed 's/ \(*\)$/ -\1/;t;s/\(.*\)-/\1/ myfile
myfile... (6 Replies)
Discussion started by: arunkumar_mca
6 Replies
2. Shell Programming and Scripting
I have a tab delimited file with the following format
1 r 109 45 3 5 6 7
2 f 300 249 5 8 10
3 g 120 4 5 110 0
4 t 400 300 250 0 0
.....
.....
100,000 lines
I would like to get the largest number in columns 4, 5, 6, 7, 8 and divide that largest number with the number in column 3.... (4 Replies)
Discussion started by: Kanja
4 Replies
3. Shell Programming and Scripting
Hi All,
I am trying to compare two negative numbers using awk on linux.But it is giving me wrong result.Same code is working perfectly on solaris.
print ((0+new_price) < MIN_PRICE)
e.g If I try to compare -1.32(new_price) and -500(min_price) using "<" operator, output is 1 i.e true.
... (5 Replies)
Discussion started by: Rashmee
5 Replies
4. Shell Programming and Scripting
I am using a small script to divide some numbers in a given file and display the output in another file. I am getting the following error
basename: invalid option -- '5'
Try `basename --help' for more information.
(standard_in) 1: syntax error
The script is :
#!/bin/bash
for i in `cat... (4 Replies)
Discussion started by: kmnr877
4 Replies
5. Shell Programming and Scripting
considering the following table:
ID col1 col2 col3 col4
1 -16.06801249 13.49785832 -56.57087607 -27.00500526
2 -1.53315720 0.71731735 -42.03602078 -39.78554623
3 -1.53315190 0.71731587 -42.03601548 ... (3 Replies)
Discussion started by: Birda
3 Replies
6. Shell Programming and Scripting
Hello, I am trying to write a bash script which will give me the most negative number. Here is an example input:
Ce 3.7729752124 -4.9505731588 -4.1061257680
Ce -6.9156611391 -0.5991784762 7.3051893138
Ce 7.6489739875 0.3513020731 ... (6 Replies)
Discussion started by: sdl27789
6 Replies
7. Shell Programming and Scripting
Hi, does anyone know how to ignore whether a number is negative in a script. E.g. if I have a variable that contains -1200, how do I ignore the minus sign? (1 Reply)
Discussion started by: borderblaster
1 Replies
8. Shell Programming and Scripting
Hi,
I want to search for a return code of -3. Using grep "-3" *.* is giving a syntax error. Please suggest as to how can we search for this pattern using grep.
Thanks,
Krishna (2 Replies)
Discussion started by: kzmatam
2 Replies
9. Programming
hi people,
I have a function which I am passing a stream which is basically postfix notation
if(isdigit(in.peek()))
{
in >> number;
nums.push(number);
}
else if (strchr("+-*/", in.peek( )) != NULL)
{
in >> symbol;
do_operation(symbol, nums, okay);
}
... (1 Reply)
Discussion started by: Darklight
1 Replies
10. Shell Programming and Scripting
Hi all,
i was doing a small program where if i was to be given the first 3 letters of any month i.e. in the form of Jan or Apr then it would return the column number where it finds a match. To do this i created a 12 element array of months with first 3 letters and if i echo'ed the contents of... (2 Replies)
Discussion started by: scriptingmani
2 Replies