05-22-2009
Hey I learnt now how to perform basic threat. However I am stuck with doing basic arithmetic for non-integer values. For example I want to perform the operation (120/220) *100.
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I have no idea why I can't get this to work, if anybody can help i would appreciate it.
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page
unix com/answers-frequently-asked-questions/13785-yesterdays-date-date-arithmetic.html
Date Arithmetic with the Shell
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Hi,
I need a help with arithmetic calculations in my script. I have two variables: a=17; b=1712
I want to perform ($a/$b)*100 with two decimals in the result.
I tried with following:
res=$((100*a/b))
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i am having a varialbe a , which is input to my file
i want to multiply this input with value .43, and assign it to variable b.
i tried it as below:
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a=$1
b=`expr $1\*0.43`
echo b=$b
error : expr: non-integer argument
Please tell me , how to do this.
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LEARN ABOUT HPUX
tt_message_address
tt_message_address(library call) tt_message_address(library call)
NAME
tt_message_address -- retrieve the address attribute from a message
SYNOPSIS
#include <Tt/tt_c.h>
Tt_address tt_message_address(
Tt_message m);
DESCRIPTION
The tt_message_address function retrieves the address attribute from the specified message.
The m argument is the opaque handle for the message involved in this operation.
RETURN VALUE
Upon successful completion, the tt_message_address function returns a value that specifies which message attributes form the address of
this message. The tt_message_address function returns one of the following Tt_address values:
TT_HANDLER
The message is addressed to a specific handler that can perform this operation with these arguments.
TT_OBJECT The message is addressed to a specific object that can perform this operation with these arguments.
TT_OTYPE The message is addressed to the type of object that can perform this operation with these arguments.
TT_PROCEDURE
The message is addressed to any process that can perform this operation with these arguments.
The application can use tt_int_error(3) to extract one of the following Tt_status values from the returned integer:
TT_OK The operation completed successfully.
TT_ERR_NOMP
The ttsession(1) process is not running and the ToolTalk service cannot restart it.
TT_ERR_POINTER
The pointer passed does not point to an object of the correct type for this operation.
SEE ALSO
Tt/tt_c.h - Tttt_c(5), tt_int_error(3).
tt_message_address(library call)