Hi guys,
with sed when I need to make a substitution inside a line containing a specific keyword, I usually use:
sed '/keyword/ s/cat/dog/g'
This will substitute "cat" with "dog" on those lines containing "keyword". Now I want to use this inside vi, for several reason that I cannot... (2 Replies)
How...
can I read input by a user character by cahracter. And assign each character from the string to a variable?
Any help would be greatly appreciated!
Thank you! (1 Reply)
Hi all,
Does anyone know how to code in ksh that will remove the first character in a string variable and replace that variable without the first character?
Example:
var1=ktest1 will become var1=test1
var2=rtest2 will become var2=test2
Need help please. (10 Replies)
Hallo!
Example.
#!/bin/bash
BACKUP_DIR=/home/userx/backups/evolution
echo $BACKUP_DIR
# delete the first character from the string
BACKUP_DIR=$(echo $BACKUP_DIR | cut -c 2-)
echo $BACKUP_DIR
It works. It does want I want, delete the first character from string in the... (11 Replies)
Hey Guys,
I have text such as this.
28003,ALCORN,2
28009,BENTON,2
28013,CALHOUN,2
28017,CHICKASAW,2
47017,CARROLL,2
05021,CLAY,0
The last digit after the final "," is a variable value. This is the base file. I have to do further execution on this file later and I need to update the... (7 Replies)
echo "hello123" | tr -dc '' | wc -c
using this command i can count the no of times a number from 0-9 occurs in the string "hello123"
but how do i save this result inside a variable?
if i do
x= echo "hello123" | tr -dc '' | wc -c
that does not work...plz suggest..thanks (3 Replies)
I see a millioin ways to do this with echo, but what I wan to do is assign a variable the "nth" character of an incoming parameter to a ksh script.
$1 will be "pia"
I need to assign the first character to stmttype. (10 Replies)
Hi Perl users,
I have another problem with text processing in Perl. I have a file below:
Linux Unix Linux Windows SUN
MACOS SUN SUN HP-AUX
I want the result below:
Unix Windows SUN
MACOS HP-AUX
so the duplicate string will be removed and also the keyword of the string on... (2 Replies)
Hi
I want to implement something like this:
if( keyword1 exists)
then
check if(keyword2 exists in the same line)
then replace keyword 2 with New_Keyword
else
Add New_Keyword at the end of line
end if
eg:
Check for Keyword JUNGLE and add/replace... (7 Replies)
Hello.
I have a string variable named L_TEMP to test a very simple filter.
L_TEMP="50AwL.|KWp9jk"
I want to insert a non printable character between K and W.
I have try this :
linux-g65k:~ # a='50AwL.|K'
linux-g65k:~ # b='Wp9jk'
linux-g65k:~ # L_TEMP="$a$'\x07'$b"
linux-g65k:~ # echo... (6 Replies)
Discussion started by: jcdole
6 Replies
LEARN ABOUT FREEBSD
whatis
APROPOS(1) BSD General Commands Manual APROPOS(1)NAME
apropos, whatis -- keyword search whatis documentation databases
SYNOPSIS
apropos [-d] keyword ...
whatis [-d] keyword ...
DESCRIPTION
The apropos utility searches a set of databases looking for documentation matching each keyword and displays the results. The whatis utility
does the same search but only on complete words.
-d Print extra debugging information.
The keyword is simply passed to grep(1) allowing for extended regular expression matches.
ENVIRONMENT
The following environment variables affect the execution of apropos:
MANLOCALES, MANPATH, PATH
Used to find the location of the whatis database files. See manpath(1) for additional information.
PAGER Program used to display files. If unset, more -s is used.
DIAGNOSTICS
The apropos utility exits 0 if a keyword matched and 1 if no keywords are matched or no whatis databases are found.
SEE ALSO grep(1), makewhatis(1), man(1), manpath(1), man.conf(5)BSD September 1, 2010 BSD