10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi Folks -
How would I go about inserting a chunk of lines (3) into a specific portion of a file?
The background is I have a script (non shell) that it executed daily, however on Sundays, I uncomment a section of code so that piece can be run as well.
So I was hoping to write a piece of... (9 Replies)
Discussion started by: SIMMS7400
9 Replies
2. Shell Programming and Scripting
Input file:
USA 20.5683
UK 3.54221
Japan 2.54001
China 2.50897
Germany 2.05816
.
.
Desired output file:
USA 20.57
UK 3.54
Japan 2.54
China 2.51
Germany 2.06
.
. (2 Replies)
Discussion started by: perl_beginner
2 Replies
3. Shell Programming and Scripting
Hi everyone, I am in a pickle.
I need to isolate an element of each line.
I have data that looks like this:
about+n+n-talk-n
about+ns+ns-talk-n
about+ns+n-talk-n
about+ns+v-say-v
as+n-a-j+vp-look-v
as+ns+v-come-v
as+ns+vn-list-v
and I need to isolate all the characterts until the... (6 Replies)
Discussion started by: owwow14
6 Replies
4. Shell Programming and Scripting
Hi all, I need help.
I have an input text file (input.txt) like this:
21 GTGCAACACCGTCTTGAGAGG 50
21 GACCGAGACAGAATGAAAATC 73
21 CGGGTCTGTAGTAGCAAACGC 108
21 CGAAAAATGAACCCCTTTATC 220
21 CGTGATCCTGTTGAAGGGTCG 259
Now I need to count A/T/G/C numbers at each character location in column... (2 Replies)
Discussion started by: thienxho
2 Replies
5. Shell Programming and Scripting
I am trying to find a specific set of characters in a long file. I only want to find the characters in column 265 for 4 bytes.
Is there a search for that? I tried cut but couldn't get it to work.
Ex. I want to find '9999' in column 265 for 4 bytes. If it is in there, I want it to print... (12 Replies)
Discussion started by: Drenhead
12 Replies
6. UNIX for Dummies Questions & Answers
Hi I'm a beginner, and i've been having trouble joining two lines.
I need to convert this file
1097ALABAMA Mobile County METHOMYL INSE
CTICIDES 6 1.6200000E+00 1.8000001E+00
1003ALABAMA Baldwin County ... (5 Replies)
Discussion started by: kf_1434
5 Replies
7. Shell Programming and Scripting
sed -e "s// /g" old.txt > new.txt
While I do know some control characters need to be escaped, can normal characters also be escaped and still work the same way? Basically I do not know all control characters that have a special meaning, for example, ?, ., % have a meaning and have to be escaped... (11 Replies)
Discussion started by: ijustneeda
11 Replies
8. Shell Programming and Scripting
Hi all :)
It sounds complex, for example
I want to find the whole html file (there are 5 entries of this string and I need to get all of them) for the string
"<td class="contentheading" width="100%">", get the next line from it only till the point that says "</td>", plus removing \t (tabs)
... (6 Replies)
Discussion started by: hakermania
6 Replies
9. Shell Programming and Scripting
Hello, I have an output like
Interface Chipset Driver wlan0 Intel 4965/5xxx iwlagn - and I want to take only the 'wlan0' string. This can be done by
a="Interface Chipset Driver wlan0 Intel 4965/5xxx iwlagn - "
b=${a:25:6}
echo $bThe thing is that wlan0 can be something else, like eth0 or... (2 Replies)
Discussion started by: hakermania
2 Replies
10. Shell Programming and Scripting
I have a script that backs up our storage drive daily to one external drive and weekly to another. What I'd like to do is find a way, in the script, to test whether the drives are mounted so that it doesn't accidentally fill up the main drive in the event of a drive failure, etc. Any ideas on how... (1 Reply)
Discussion started by: spectre_240sx
1 Replies
