why the case 2 will happen ? , ' should stop the history substitution ,shouldn't it?
No, it doesn't.
I find the ! history expanson annoying and intrusive; I always disable it in my .bashrc file with:
The exclamation mark is a printing character, and the ! key should print !.
zsh 4.3.4% cat file
ACFCFACCACARCSHFARCVJVASTVAJFTVAJVGHBAJ
zsh 4.3.4% cat file1
A
C
F
R
zsh 4.3.4% <file1 while read;do printf "%s=%d\n" "$REPLY" "${#$(<file)//}";done
A=9
C=7
F=4
R=2
That was the previous post.
But , can anybody can explain me in detail about this line
zsh... (2 Replies)
this is the mksys b script....
can anyone explain .. what # and 1 in if condition
this is the first line of the script... it is not from middle of the script....
if
then
echo "Not enough parameters, need a client name for mksysb"
Usage="Usage: $0 <client name>"
... (2 Replies)
if
then
echo "Syntax: $0 <sid> <COLD/HOT> <DEST>"
exit
fi
if --------------what does this mean???
echo "Syntax: $0 <sid> <COLD/HOT> <DEST>"---pls explain this as well (2 Replies)
hi all i have an example i want one help me to understand cause i tried to test it but almost fail and i don't know how can i solve this problem " the main idea to read from two files and replace something from one to another " but i don't understand why it fail all time
$ cat main.txt... (4 Replies)
1. The problem statement, all variables and given/known data:
I have a retake assignment to complete for my computer networks and OS class. This isn't really my area, had I known last year I could have swapped it for a different module I would have done so. I'm determined to get through it... (6 Replies)
I'm trying to follow a script and I see it begins with this:
if ; then
if ; then
print "blah $0 blah blah "
exit
fi
fi
What does $# mean? I found out that $1 refers to the shell environment and the last argument that was entered or passed in the previous command. I couldn't find $#... (2 Replies)
Can someone do me a favour and explain the following for me:
((r=$RANDOM%$n+1))
I know what $RANDOM does but what is % sign and what does it do with %$n+1? (2 Replies)
Hi friends! I'm learning UNIX and I have a small question. Working with Shell, i put the name of one executable (in c language) + one number and it says this:
$ gcc misterioso_4.c
$ ./misterioso_4 6
got: ,
I can not find an answer in the manual because I havent applied any variable.... (5 Replies)
Discussion started by: dakota
5 Replies
LEARN ABOUT PHP
geoip_id_by_name
GEOIP_ID_BY_NAME(3) 1 GEOIP_ID_BY_NAME(3)geoip_id_by_name - Get the Internet connection typeSYNOPSIS
int geoip_id_by_name (string $hostname)
DESCRIPTION
The geoip_id_by_name(3) function will return the Internet connection type corresponding to a hostname or an IP address.
The return value is numeric and can be compared to the following constants:
o GEOIP_UNKNOWN_SPEED
o GEOIP_DIALUP_SPEED
o GEOIP_CABLEDSL_SPEED
o GEOIP_CORPORATE_SPEED
PARAMETERS
o $hostname
- The hostname or IP address whose connection type is to be looked-up.
RETURN VALUES
Returns the connection type.
EXAMPLES
Example #1
A geoip_id_by_name(3) example
This will output the connection type of the host example.com.
<?php
$netspeed = geoip_id_by_name('www.example.com');
echo 'The connection type is ';
switch ($netspeed) {
case GEOIP_DIALUP_SPEED:
echo 'dial-up';
break;
case GEOIP_CABLEDSL_SPEED:
echo 'cable or DSL';
break;
case GEOIP_CORPORATE_SPEED:
echo 'corporate';
break;
case GEOIP_UNKNOWN_SPEED:
default:
echo 'unknown';
}
?>
The above example will output:
The connection type is corporate
PHP Documentation Group GEOIP_ID_BY_NAME(3)