In awk, I'd like to check if a field is blank.
And by blank I mean, the field could be "" or " "
In other words, the field could either be empty, or be filled with spaces.
Would the regex look like this?
$5 ~ // { Action }?
What other ways are there?
Hmm.. in any case I think... (7 Replies)
I have a pipe delimited file. I need to check that the first and second fields are 5 characters long and if not i need to append 0 in front of them to make them 5 characters long. can some body let mwe know how i can find the length of the two fields and then make them 5 characters long if they... (6 Replies)
Hi All ,
I am trying to build a script using awk that checks columns of the înput file and displays message if the column length exceeds 35 char.
i have tried the below code but it does not work properly (2 Replies)
Hello Everyone,
I am stuck with one issue while working on abstract flat file which i have to use as input and load data to table.
Input Data-
------ ------------------------ ---- -----------------
WFI001 Xxxxxx Control Work Item A Number of Records
------ ------------------------... (5 Replies)
Hi,
I have a issue, I need to loop through a comma delimited file and check for the length which exceeds specified length , if Yes truncate the string.
But my problem is , I do not have to check for all the fields and the field lenght is not same for all the fields.
For ex:
Say my line... (9 Replies)
Hi all,
I have a requirement to replace a field with a character as per the length of the field.
Suppose i have a file where second field is of 20 character length. I want to replace second field with 20 stars (*). like ********************
As the field is not a fixed one, i want to do the... (2 Replies)
I have several questions about using awk. I'm hoping someone could lend me a hand. (I'm also hoping that my questions make sense.)
I have a file that contains pipe separated data. Each line has similar data but the number of fields and the field position on each line is variable. ... (3 Replies)
The awk below using the sample input would output the following: Basically, it averages the text in $5 that matches if $7 < 30 .
awk '{if(len==0){last=$5;total=$7;len=1;getline}if($5!=last){printf("%s\t%f\n", last,... (6 Replies)
The awk below produces the current output, which will add +1 to $3. However, I am trying to add the length of the matching characters between $5 and $6 to $3. I have tried using sub as a variable to store the length but am not able to do so correctly. I added comments to each line and the... (4 Replies)
Discussion started by: cmccabe
4 Replies
LEARN ABOUT MOJAVE
lprm
lprm(1) Apple Inc. lprm(1)NAME
lprm - cancel print jobs
SYNOPSIS
lprm [ -E ] [ -U username ] [ -h server[:port] ] [ -P destination[/instance] ] [ - ] [ job-id(s) ]
DESCRIPTION
lprm cancels print jobs that have been queued for printing. If no arguments are supplied, the current job on the default destination is
canceled. You can specify one or more job ID numbers to cancel those jobs or use the - option to cancel all jobs.
OPTIONS
The lprm command supports the following options:
-E Forces encryption when connecting to the server.
-P destination[/instance]
Specifies the destination printer or class.
-U username
Specifies an alternate username.
-h server[:port]
Specifies an alternate server.
CONFORMING TO
The CUPS version of lprm is compatible with the standard Berkeley command of the same name.
EXAMPLES
Cancel the current job on the default printer:
lprm
Cancel job 1234:
lprm 1234
Cancel all jobs:
lprm -
SEE ALSO cancel(1), lp(1), lpq(1), lpr(1), lpstat(1), CUPS Online Help (http://localhost:631/help)
COPYRIGHT
Copyright (C) 2007-2017 by Apple Inc.
22 May 2014 CUPS lprm(1)