10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have multiple (~80) files (some can be as big as 30GB of >1 billion of lines!) to grep on a pattern, and piped the match to a single file. I have a 96-core machine so that each grep job was sent to the background to speed up the search:
file1.tab
chr1A_part1 123241847 123241848... (6 Replies)
Discussion started by: yifangt
6 Replies
2. Shell Programming and Scripting
how can i get the printf command or the echo command to print the data that are inbetween the first and the last quotes?
#!/bin/sh
printf '%s\n' "^_<8b>^H^@U<8c>MX^@^Cí=ÙzÚH<97>×ð^Teìn<8c>Ób_<9d><9f>dXd<9b>^N^F7<82>8qâÎ'^K^Y^T<83>D<90>°M^Lý^Hó^Fs5w3ß|s5/ÐýbS%©<84>^DBH... (4 Replies)
Discussion started by: SkySmart
4 Replies
3. Shell Programming and Scripting
Hi,
I am trying to write a script or command to add/remove a section from listener.ora file
in the following example I would like:
1. to remove sid_alias2 sections
2. to add a new alias sections called sid_alias4, it can be placed after sid_alias3 sections
$ cat listener.ora
... (18 Replies)
Discussion started by: ynixon
18 Replies
4. Shell Programming and Scripting
Hello friends,
I have a file with duplicate lines. I could eliminate duplicate lines by running
sort <file> |uniq >uniq_file and it works fine BUT it changes the order of the entries as it we did "sort".
I need to remove duplicates and also need to keep the order/sequence of entries. I... (1 Reply)
Discussion started by: magnus29
1 Replies
5. Shell Programming and Scripting
Currently I have the following to separate the numeric values. However the decimal point get separated.
ls -lrt *smp*.cmd | awk '{print $NF}' | sed 's/^.*\///' | sed 's/\(*\)/ & /g'
As an example on the files
n02-z30-dsr65-terr0.50-dc0.05-4x3smp.cmd... (8 Replies)
Discussion started by: kristinu
8 Replies
6. UNIX for Dummies Questions & Answers
Hi all,
I have a file with 3 columns separated by space. Each column has a heading. I want to sort according to the values in the 2nd column (ascending order).
Ex.
Name rank direction
goory 0.05 --+
laby 0.0006 ---
namy 0.31 -+-
....etc.
Output should be
Name rank direction
laby... (3 Replies)
Discussion started by: Unilearn
3 Replies
7. Shell Programming and Scripting
I have a file that looks liek this (see below). can somebody provide me with and awk or sed command that can take a piece of the file starting from the time to the blank line and put in into another file.
For example: How would I get the data from 10:56:11 to the blank line.
Two things:
... (5 Replies)
Discussion started by: BeefStu
5 Replies
8. Shell Programming and Scripting
I have a file like this
%( PHASES
P
%)
%( SOURCES
(10,0.0)
(13,0.0)
(16,0.0)
(19,0.0)
(22,0.0)
(25,0.0)
(28,0.0)
(31,0.0)
(34,0.0)
(37,0.0)
(40,0.0) (1 Reply)
Discussion started by: kristinu
1 Replies
9. Shell Programming and Scripting
Hi,
I'm trying to strip all lines between two headers in a file:
### BEGIN ###
Text to remove, contains all kinds of characters
...
Antispyware-Downloadserver.com (Germany)=http://www.antispyware-downloadserver.c
om/updates/
Antispyware-Downloadserver.com #2... (3 Replies)
Discussion started by: Trones
3 Replies
10. Shell Programming and Scripting
Hi All,
I have an input below.
I would want to print the 2nd to 5th term leaving the same number of spaces in between each term to be intact.
Here in the example, there are 4 spacings between term " ABC " and " 111 ", and i tried the below awk codes but they don;t work. Can anybody give me... (3 Replies)
Discussion started by: Raynon
3 Replies