how efficient is it, and how practical is it to call outside programs in a shell script (bash) for small tasks?
for example, say i have a script that might preform many tasks, one of those tasks may require root access; rather than implementing inside the script a method to use su or sudo to... (11 Replies)
Hi
I have many problems with a script. I have a script that formats a text file but always prints the same error when i try to execute it
The code is that:
{
if (NF==17){
print $0
}else{
fields=NF;
all=$0;
while... (2 Replies)
Hello Everyone!
I am a newbie. I'd like to get key lines from a big txt file by Reg Exp, The file is nearly 22MB.
GREP or SED?which may be the best choice,more efficient way?
or any other best practise?
Thank you in advance.
Ever:) (5 Replies)
I have the following awk one-liner I came up with last night to gather some data. and it works pretty well (apologies, I'm quite new with awk, and don't know how to format this pretty-printed). You can see the output with it.
awk '{if ($8 == 41015 && $21 == "requests") arr+=$20;if ($8 == 41015... (3 Replies)
I've got this program set up so that it creates files whose unique names specify the jobs their contents describe. In order to retrieve the information inside those files, I have to do a "grep" and awk or sed to extract it. I've just assumed that making a directory with that unique name that... (1 Reply)
I have a very inefficient awk below that I need some help improving. Basically, there are three parts, that ideally, could be combined into one search and one output file. Thank you :).
Part 1:
Check if the user inputted string contains + or - in it and if it does the input is writting to a... (4 Replies)
Hello, there.
I'm a new beginner to Linux kernel and curious about its memory management.
When multiple applications apply for memory space at the same time, how Linux kernel solve the resource contending problem for high performance?
I have known that there is a buddy system for allocating and... (4 Replies)
Discussion started by: blackwall
4 Replies
LEARN ABOUT DEBIAN
vend::ship::postal
Vend::Ship::Postal(3pm) User Contributed Perl Documentation Vend::Ship::Postal(3pm)NAME
Vend::Ship::Postal -- Calculate US Postal service international rates
SYNOPSIS
(in catalog.cfg)
Database usps ship/usps.txt TAB
Database air_pp ship/air_pp.txt TAB
Database surf_pp ship/surf_pp.txt TAB
(in shipping.asc)
air_pp: US Postal Air Parcel
crit weight
min 0
max 0
cost e No shipping needed!
at_least 4
adder 1
aggregate 70
table air_pp
min 0
max 1000
cost s Postal
min 70
max 9999999
cost e Too heavy for Air Parcel
surf_pp: US Postal Surface Parcel
crit weight
min 0
max 0
cost e No shipping needed!
at_least 4
adder 1
aggregate 70
table surf_pp
min 0
max 1000
cost s Postal
min 70
max 9999999
cost e Too heavy for Postal Parcel
DESCRIPTION
Looks up a service zone by country in the "usps" table, then looks in the appropriate rate table for a price by that zone.
Can aggregate shipments greater than 70 pounds by assuming you will ship multiple 70-pound packages (plus one package with the remainder).
perl v5.14.2 2010-03-25 Vend::Ship::Postal(3pm)