Hello. I am trying to convert occurrences of 'NULL' from a datafile. The 'NULL' occurences appears at this:
|NULL| NULL|NULL| NULL|NULL| NULL|NULL| NULL|
There should be 52 fields per line.
I would like any occurrence of | NULL| or |NULL| to appear as '||'
Currently I am using this sed command to convert:
The problem is some fields come out like '| |' and the number of fields do not equal 52. They vary depending on how many occurrences where converted per line.
Here's my problem:
I have a laptop running Windows XP Pro with no internal CD or Floppy drives. I want to install Linux on it. I don't care about the Windows XP Pro installation, in fact I would like to install Linux over the entirety of the HD. However I cannot boot from any external CD drive... (1 Reply)
Hi,
I am at a point in my script where I defined the number of the command line parameter I would like to set a variable equal to:
parameter_number=14
I would then like to set a variable equal to the correct parameter:
variable=$parameter_number
The issue here is that {} is required... (2 Replies)
Hi everyone..
I am new here, hello.. I hope this doesn't come across to you folks as a stupid question, I'm somewhat new to scripting :)
I'm seeking some help in finding a way to manipulate data output for every two characters - example:
numbers.lst contains the following output:... (3 Replies)
Hello everyone,
unfortunately I am no unix nor scripting guru, which is why I am asking for help here. I am trying to reformat a .csv file using sed or awk which has the following format:
a,b,C-D-E,f,g
h,i,J,k,l
m,n,O-P-Q-R-S,t,u
v,w,X-Y,z,a
It's basically a 5-field text file which has an... (7 Replies)
This post is in reference to https://www.unix.com/shell-programming-scripting/137977-tricky-sed-awk-question-post302428154.html#post302428154
I am trying to go the opposite direction now:
I have the following file:
a,b,C,f,g
a,b,D,f,g
a,b,E,f,g
h,i,J,k,l
m,n,O,t,u
m,n,P,t,u
m,n,Q,t,u... (3 Replies)
Hi,
I have a file which contains two strings: AAAAA and BBBBB
I have two variables in my script:
DATE="03/21/2010"
aDate="20100321"
I need to replace string AAAAA with variable $DATE and BBBBB with $aDate. Here is what I do
sed "s/AAAAA/$DATE/" $BASIC_TMPLT | sed "s/BBBBB/$aDate/" >... (4 Replies)
Hi folks!
My first post here.
I'm working on a script that retrieves a range of files from a list depending on a range of time.
UPDATE:
I've seen it could be difficult to read all this thing, so I'll make a summarize it..
How come I do this and take a result..
grep "..\:.." lista.new |... (4 Replies)
Hi,
I have a multihomed system HP-UX with two NIC cards having IP address 10.9.0.13 & 10.9.0.45
I have two weblogic servers running one listening on "10.9.0.13" and the other on "10.9.0.45"
Given a PID how is it possible to extract the IP Address that the weblogic server is using and... (1 Reply)
Hi All
I need to put some sed together for a task and its a bit advanced for me, so I thought I'd ask if anyone here could help.
I have a csv file with content like this -
"","abcde","",""
"'","abcde","",""
"","","","1234"
"'e'","","",""
I need to remove any single quotes that fall... (17 Replies)