programming the network with perl - wiley 2002
programming the network with perl - wiley 2002
... combination of the letters A-Z, a-z, the digits 0-9 and the underscore charac-
ter), then precede the name with one of Perl s special variable naming characters,
depending on what the variable ... arrays, for that matter) are very useful ‘right out-of -the- box’. For the
vast majority of the programs in Programming the Network with Perl, these inbuilt
variable cont...
graphics programming with perl - manning 2002
... and Lianna Wlasiuk.
Graphics Programming with Perl
xxi
about the cover illustration
The figure on the cover of Graphics Programming with Perl is from a Spanish com-
pendium of regional dress ... to
one or the other.
We at Manning celebrate the inventiveness, the initiative and the fun of the com-
puter business with book covers based on the rich diversity of...
Cisco Systems - Scaling the network with NAT and Pat pot
...
local-ip global-ip
•
Clears an extended dynamic translation entry
Router#clear ip nat translation protocol inside global-ip
global-port local-ip local-port [outside local-ip
local-port global-ip ... local-ip global-ip
•
Marks the interface as connected to the inside
Router(config-if)#ip nat inside
•
Marks the interface as connected to the outside
Router(config-if)#ip nat outsi...
Web Client Programming with Perl-Chapter 4: The Socket Library- P1
... that the server sits and waits for connections over the network to the port
in question. When a client connects to that port, the server accepts the
connection and then converses with the client ... full response for the given URL, including the
response code, headers, and entity-body. If the user only wants the response
code, he can use the -r option. Similarly,...
Web Client Programming with Perl-Chapter 4: The Socket Library- P2
... anymore in the context of this
program. Also, instead of parsing the -r, -H, and -d command-line
arguments, we look for -i for displaying image links only, and -l for
displaying only hyperlinks. ... open_TCP('F', $the_ url[1],
$the_ url[2])) {
print "Error connecting to web server:
$the_ url[1]\n";
exit (-1 );
}
# request the path of the document...
Web Client Programming with Perl-Chapter 5: The LWP Library- P1
... get the entity-body of the request, call the content( ) method
without any parameters, and it will return the object's current entity-
body. To define the entity-body, invoke content( ) with ... directly reflect the actions of the user. For example,
in a user agent application, when a user clicks on a hyperlink, he expects to
see the data associated with the hype...
Web Client Programming with Perl-Chapter 5: The LWP Library- P2
... object. The default port is based on the scheme
used. Even if the port for the URL is explicitly changed by the user
with the port( ) method, the default port is always the same.
$url->epath( ... explanation of the error.
$r->message([$message])
Not to be confused with the entity-body of the response. This is the
human-readable text that a user would usu...
Tài liệu Network Programming with Perl pdf
... ;-_ =_Scrolldown to the Underground_= _-;
Network Programming
http://kickme.to/tiger/
Slide 9
The socket model (cont.)
The client
Creates generic socket with socket
Binds to an address with ... will read the next datagram. If the length of the
datagram is longer than $length, then the rest of the
datagram will be discarded.
The return value from recv is the pac...
Tài liệu Web Client Programming with Perl-Chapter 2: Demystifying the Browser-P1 pdf
... example, the browser
is given the following URL:
http://hypothetical.ora.com/
The browser interprets the URL as follows:
http://
In the first part of the URL, you told the browser to use HTTP, the ... Transfer Protocol.
hypothetical.ora.com
In the next part, you told the browser to contact a computer over the
network with the hostname of hypothetical.ora.com....
Tài liệu Web Client Programming with Perl-Chapter 2: Demystifying the Browser-P2 doc
... is using. The status code
indicates the result of the request, and the reason phrase is a human-readable
description of the status-code.
The response header tells the client about the configuration ... server response
In the server response, the general header and entity headers are the same as
those used in the client request. The entity-body is like the o...
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