10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
hello all,
I get data from different vendors and need to clean it up. Usually it pretty straight forward when i have files that only have headers....but in my case i have files that have a starting line of file name(and some junk info) and 2nd line is headers and the 3rd line is were the actual... (11 Replies)
Discussion started by: crazy_max
11 Replies
2. Shell Programming and Scripting
Hello,
I'm trying to figure out how to use sed or awk to delete single lines in a file. By single, I mean lines that are not touching any other lines (just one line with white space above and below).
Example:
one
two
three
four
five
six
seven
eight
I want it to look like: (6 Replies)
Discussion started by: slimjbe
6 Replies
3. Shell Programming and Scripting
hey guys,
I tried searching but most 'search and replace' questions are related to one liners.
Say I have a file to be replaced that has the following:
$ cat testing.txt
TESTING
AAA
BBB
CCC
DDD
EEE
FFF
GGG
HHH
ENDTESTING
This is the input file: (3 Replies)
Discussion started by: DeuceLee
3 Replies
4. UNIX for Advanced & Expert Users
Hi All,
I have a very huge file (4GB) which has duplicate lines. I want to delete duplicate lines leaving unique lines. Sort, uniq, awk '!x++' are not working as its running out of buffer space.
I dont know if this works : I want to read each line of the File in a For Loop, and want to... (16 Replies)
Discussion started by: krishnix
16 Replies
5. Shell Programming and Scripting
Hello
I'd like to remove any line in an output file that is preceded by one or more warning messages (each warning is on a separate line).
Example :
WARNING: Estimation of lower confidence limit of \rho failed; setting it to 0.
822 28447 ... (4 Replies)
Discussion started by: jossojjos
4 Replies
6. Shell Programming and Scripting
Hello,
I have a group of text files with many lines in each file.
I need to delete all the lines in each and only leave 2 lines in each file. (3 Replies)
Discussion started by: script_op2a
3 Replies
7. UNIX for Dummies Questions & Answers
Hiiii
I have a file which contains huge data as
a.dat:
PDE 1990 1 9 18 51 28.90 24.7500 95.2800 118.0 6.1 0.0 BURMA
event name: 010990D
time shift: 7.3000
half duration: 5.0000
latitude: 24.4200
longitude: 94.9500
depth: 129.6000
Mrr: ... (7 Replies)
Discussion started by: reva
7 Replies
8. Shell Programming and Scripting
First of all, I know this can be more eassily done with perl or other scripting languages but, that's not the issue. I need this in sed. (or wander if it's possible )
I got a file (trace file to recreate the control file from oracle for the dba boys)
which contains
some lines
another line... (11 Replies)
Discussion started by: plelie2
11 Replies
9. Shell Programming and Scripting
Input:
a
b
b
c
d
d
I need:
a
c
I know how to get this (the lines that have duplicates) :
b
d
sort file | uniq -d
But i need opossite of this. I have searched the forum and other places as well, but have found solution for everything except this variant of the problem. (3 Replies)
Discussion started by: necroman08
3 Replies
10. UNIX for Dummies Questions & Answers
I've done this before but I can't remember how. Too long away from vi.
I want to do a search are replace, but I want the replace to be a join.
Example
see spot run
see spot walk
see spot run fast
see spot hop
%s/run$/<somehow perform a join with the next line>/g
so the results... (0 Replies)
Discussion started by: ifermon
0 Replies