C is the underpinnings for C++. If you do not understand C, your understanding of C++ will be poor. Most people skip it... and most programmers are poor.
Please i searching a book
which covering system administration of aix7 or 6
:lvm,virtualization,fs,etc
Ebook and amazon ok.
Do you know something good?
Thanks (1 Reply)
I'm currently learning Bash scripting from a book and the following example is given, but I think there is a typo in the variable assignment for the variable file.
$ cat test5
#!/bin/bash
# reading values from a file
file=“states” ( shouldn't this be file=`cat states` assuming you... (23 Replies)
On the basic concepts of programming. I mean I am 100% self taught so I need a book to fix all my bad habits and misconceptions. I mean I want a solid book over the basics. Explains what an array is, a string, variable, stacks, and so forth.
I only know how to write code in shell,... (7 Replies)
HI,
I would like to ask You about some good books or links where I can find information about shells, theoretical information.
I will be grateful if You can help me
And I have question about zsh loop
trivial script:
#!/bin/zsh
for i in {1..100000}
do
echo $i;
doneexec time is 10... (9 Replies)
Hi everybody
I a new one
And I have just wanted to research on Sun Solaris
So can you help me what e-book to read ( and if can you give me the
direct address to load )
Thks so much (3 Replies)
I just want to know if someone can tell me if this
book "C Programming Language (2nd Edition)
by Brian W. Kernighan, Dennis M. Ritchie" is
a good book to learn C on unix/linux ???
i'm an old (33 :)) mainframe programmer who wants to learn something else besides cobol and pl/1 ...... (2 Replies)
Net::DNS::Question(3) User Contributed Perl Documentation Net::DNS::Question(3)NAME
Net::DNS::Question - DNS question class
SYNOPSIS
"use Net::DNS::Question"
DESCRIPTION
A "Net::DNS::Question" object represents a record in the question section of a DNS packet.
METHODS
new
$question = Net::DNS::Question->new("example.com", "MX", "IN");
Creates a question object from the domain, type, and class passed as arguments.
qname, zname
print "qname = ", $question->qname, "
";
print "zname = ", $question->zname, "
";
Returns the domain name. In dynamic update packets, this field is known as "zname" and refers to the zone name.
qtype, ztype
print "qtype = ", $question->qtype, "
";
print "ztype = ", $question->ztype, "
";
Returns the record type. In dymamic update packets, this field is known as "ztype" and refers to the zone type (must be SOA).
qclass, zclass
print "qclass = ", $question->qclass, "
";
print "zclass = ", $question->zclass, "
";
Returns the record class. In dynamic update packets, this field is known as "zclass" and refers to the zone's class.
print
$question->print;
Prints the question record on the standard output.
string
print $qr->string, "
";
Returns a string representation of the question record.
data
$qdata = $question->data($packet, $offset);
Returns the question record in binary format suitable for inclusion in a DNS packet.
Arguments are a "Net::DNS::Packet" object and the offset within that packet's data where the "Net::DNS::Question" record is to be stored.
This information is necessary for using compressed domain names.
COPYRIGHT
Copyright (c) 1997-2002 Michael Fuhr. All rights reserved. This program is free software; you can redistribute it and/or modify it under
the same terms as Perl itself.
SEE ALSO perl(1), Net::DNS, Net::DNS::Resolver, Net::DNS::Packet, Net::DNS::Update, Net::DNS::Header, Net::DNS::RR, RFC 1035 Section 4.1.2
perl v5.8.0 2002-10-12 Net::DNS::Question(3)
