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
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
3. Shell Programming and Scripting
is it possible to reverse the output of grep -o (9 Replies)
Discussion started by: squrcles
9 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 all,
I'm new to the forums and hope to be able to contribute something useful in the future; however I must admit that what has prompted me to join is the fact that currently I need help with something that has me at the end of my tether.
I have a PDB (Protein Data Bank) file which I... (13 Replies)
Discussion started by: crunchgargoyle
13 Replies
7. HP-UX
Hi All,
Just faced an interesting thing in HP-UX. I was dividing 2955334616 / 2 by using echo `expr 2955334616 / 2` , and this ofcourse which expects 1477667308 to be returned. But I am getting -669816340 and I am :wall: how exactly this is possible. It is not one of the compliments (Ones or... (4 Replies)
Discussion started by: mail2sanand
4 Replies
8. 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
9. 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
10. 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