Hi folks,
Lets say I have the following text file:
name, lastname, 1234, name.lastname@test.com
name1, lastname1, name2.lastname2@test.com, 2345
name, 3456, lastname, name3.lastname3@test.com
4567, name, lastname, name4.lastname4@test.com
I now need the following output:
1234... (5 Replies)
Hi all,
I'm hoping you can help.. I've used this forum a couple of times and I am back again now i've moved onto something more complex (for me!)
I have some data which looks like:
"AL1_1,AL1_1,"
"AL1_1.AL1_1A.AL1_1AE,AL1_1AE,"
"AL1_1.AL1_1A.AL1_1AG,AL1_1AG,"
"AL1_1.AL1_1A.AL1_1AJ,AL1_1AJ,"... (10 Replies)
Problem: I have a lot of files, the files first line should always have 4 spaces before any text. Occasionally some of the files will miss the leading spaces and it's a problem. This is only in the first line.
So if there are 4 spaces then text, do nothing. If there are not 4 spaces, add 4... (2 Replies)
why does sed 's/.* //' show the last word in a line
and
sed 's/ .*//' show the first word in a line? How is that blank space before or after the ".*" being interpreted in the regex?
i would think the first example would delete the first word and the next example would delete the second... (1 Reply)
I must design a UNIX script to monitor files whose size is over a threshold of 5 MB in a specific UNIX directory
I meet a problem during the for loop in my script. Some file names contain spaces.
ls -lrt | awk '$5>=5000000 && length($8)==5 {gsub(/ /,"_",$9); print};'
-rw-r--r-- 1 was61 ... (2 Replies)
Fairly straightforward, but I'm having an awful time getting what I thought was a simple regex to work. I'll give the command I was playing with, and I'm aware why this one doesn't work (the 1,3 is off the A-Z, not the whole expression), I just don't know what the fix is:
Actual Output(s):
$... (5 Replies)
Hello Friends,
I would appreciate so much if you could explain how the underscores works at the following code? Sorry if it sounds a bit novice question.
awk -F',' 'NR==FNR{_=1;next}!_{print}' exclude infile
KR,
Eagle (6 Replies)
I am trying to grep for a particular text (Do action on cell BL330) in a text file(sample.gz) which is searched in the content filtered by date+timestamp (2016-09-14 01:09:56,796 to 2016-09-15 04:10:29,719) on a remote machine and finally write the output into a output file on a local machine.
... (23 Replies)
i have a file with following data.
{
EqName "Tan 1"
....
....
}
{
EqName "Sin 2"
...
...
}
I have to replace the value of EqName to Tan_1 and Sin_2 in file.Can i use sed or awk ?
cat file|grep EqName|awk '{print $2 $3}'|sed -i 's//_/g'
I tried with this but it... (2 Replies)
I am trying to add word in last of particular line.
the same command syntex is running on prompt. but in bash script give error."sed: -e expression #1, char 20: unterminated address regex"
Please help.
for i in `cat servername`;
do
ssh -q -t root@$i sed -i '/simple_allow_groups =/s/$/,... (4 Replies)
Discussion started by: yash_message
4 Replies
LEARN ABOUT XFREE86
let
let(1) User Commands let(1)NAME
let - shell built-in function to evaluate one or more arithmetic expressions
SYNOPSIS
ksh
let arg...
DESCRIPTION
ksh
Each arg is a separate "arithmetic expression" to be evaluated.
EXIT STATUS
The following exit values are returned:
0 The value of the last expression is non-zero.
1 The value of the last expression is zero.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO ksh(1), set(1), typeset(1), attributes(5)SunOS 5.10 15 Apr 1994 let(1)