chapter 5 type safe jdbc programming with querydsl sql

Tài liệu Chapter 1:Introduction- Web Client Programming with Perl doc

... from a server without needing to go through your browser Similarly, you can return documents to web browsers without being limited to the functionality of an existing web server HTTP programming ... Netscape Navigator, or Internet Explorer With a browser, you can download web documents and view them formatted on your screen When you request a document with your browser, you supply a web address, ... is a more complete reference on HTTP The Programming Interface Okay, we've told you a little about HTTP But before your client can actually communicate with a server, it needs to establish a connection...

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Web Client Programming with Perl-Chapter 5: The LWP Library- P1

Danh mục: Quản trị Web

... useful routines within the LWP library  At the end of the chapter, we'll present some examples that glue together the different components of LWP Some Simple Examples LWP is distributed with a very ... in the for loop: for (@{ $parsed_html->extract_links( ) }) { and dereference the array within the list with: $link = $_->[0]; After the deferencing, we have direct access to the hyperlink's location, ... showlink printed out the hyperlinks exactly as they appear within the HTML But in some cases, you want to see the link as an absolute URL, with the full glory of a URL's scheme, hostname, and path...

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Web Client Programming with Perl-Chapter 5: The LWP Library- P2

Danh mục: Quản trị Web

... URI with certain characters replaced with % followed by two hexadecimal digits The first parameter can be a text string, like "http://www.ora.com", or an object of type URI::URL When invoked without ... invoked with no parameters, this returns the user for the URL defined in the object When invoked with a parameter, the object's user is assigned to that value $url->password( ) When invoked with ... invoked with a parameter, the object's password is assigned to that value $url->host( ) When invoked with no parameters, this returns the hostname in the URL defined in the object When invoked with...

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database programming with jdbc and java phần 5 pot

Danh mục: Kỹ thuật lập trình

... com.imaginary.lwp.SequenceGenerator; java .sql. Connection; java .sql. PreparedStatement; java .sql. ResultSet; java .sql. SQLException; javax.naming.Context; javax.naming.InitialContext; javax.naming.NamingException; javax .sql. DataSource; ... com.imaginary.lwp.AuthenticationRole; java .sql. Connection; java .sql. PreparedStatement; java .sql. ResultSet; java .sql. SQLException; page 120 JDBC and Java 2nd edition import import import import javax.naming.Context; ... object/database consistency, and performance to deal with Enterprise JavaBeans worries about a lot of these issues for you A book on database programming with JDBC and Java, however, would certainly be...

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o''''reilly database programming with JDBC and Java 2nd edition phần 5 doc

Danh mục: Kỹ thuật lập trình

... com.imaginary.lwp.SequenceGenerator; java .sql. Connection; java .sql. PreparedStatement; java .sql. ResultSet; java .sql. SQLException; javax.naming.Context; javax.naming.InitialContext; javax.naming.NamingException; javax .sql. DataSource; ... com.imaginary.lwp.AuthenticationRole; java .sql. Connection; java .sql. PreparedStatement; java .sql. ResultSet; java .sql. SQLException; page 120 JDBC and Java 2nd edition import import import import javax.naming.Context; ... object/database consistency, and performance to deal with Enterprise JavaBeans worries about a lot of these issues for you A book on database programming with JDBC and Java, however, would certainly be...

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Lab 5 Parallel Programming with MPI

Danh mục: Công nghệ - Môi trường

...

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Web Client Programming with Perl-Chapter 3: Learning HTTP- P3

Danh mục: Quản trị Web

... client might also use a Content-type header with the POST or PUT method Most commonly, with many CGI applications, clients use a POST or PUT request with information in the entity-body, and supply ... Pragma header was used with the value no-cache to tell caching proxies and clients not to cache the document Under HTTP 1.1, the Cache-Control header supplants Pragma, with several caching directives ... can use the IfModified-Since header with the GET method When using this option, the client requests the server to send the requested information associated with the URL only if it has been modified...

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Web Client Programming with Perl-Chapter 4: The Socket Library- P1

Danh mục: Quản trị Web

... connection associated with that socket on a specified remote host and port The server uses the accept( ) call to intercept the incoming connection and initiate communication with the client Now ... applications must associate these characteristics with a newly created socket For example, in the following line, the SH file handle is associated with the newly created socket PF_INET indicates ... assigns $! with an error message Use die( ) after connect( ) to stop the program and report any errors Writing Data to a Network Connection To write to the file handle associated with the open...

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Web Client Programming with Perl-Chapter 4: The Socket Library- P2

Danh mục: Quản trị Web

... use strict; use Socket; # include Socket module require 'tcp.pl'; # file with Open_TCP routine require 'web.pl'; # file with parseURL routine use vars qw($opt_h $opt_H $opt_r $opt_d); use Getopt::Std; ... on to the web server you specify This allows you to things like HTML form postings with POST, or a file upload with PUT, and selectively look at the results At this point, it's really all up to ... use strict; use Socket; # include Socket module require 'tcp.pl'; # file with Open_TCP routine require 'web.pl'; # file with parseURL routine use vars qw($opt_h $opt_i $opt_l); use Getopt::Std;...

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Web Client Programming with Perl-Chapter 6: Example LWP Programs-P1

Danh mục: Quản trị Web

... added to the URI::URL object with a call to $self->{'url'}query( ) A new HTTP::Request( ) object is made with the URI::URL object as a parameter The request is issued with the call to $self->{'robot'}->request( ... $body); } Within simple_get( ), an LWP::UserAgent object is created, and a proxy server is defined for the object if one was specified to simple_get( ) A new HTTP::Request object is created with the ... more easily be said with something like this: if ($response->code!= RC_OK) { return; } if ($response->content_type !~ m@text/html@) { return; } In the process of finding URLs without the help of...

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Web Client Programming with Perl-Chapter 6: Example LWP Programs-P2

Danh mục: Quản trị Web

... 1; } my $root_url=shift @ARGV; # if there's no URL to start with, tell the user unless ($root_url) { print "Error: need URL to start with\ n"; exit(-1); } # if no "output" options are selected, ... public interface The bad( ) method returns an associative array of any URLs that encountered errors Within the associative array, one uses the URL as a key, and the key value is a \n delimited error ... contains the content-type for the URL And finally, the ref( ) method is an associative array of URLs with values of referring URLs, delimited by \n So if the URL hash of "www.ora.com" has a value of...

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Web Client Programming with Perl-Chapter 7: Graphical Examples with Perl/Tk- P1

Danh mục: Quản trị Web

... this simple program that will just prompt for the word and go look it up without all that extra hassle Anyone familiar with the xwebster client for the X Window System will find xword to be vaguely ... place We want lots of room to type, so we set it up with a default width of 40 Also note that we are storing anything that's been entered with the Entry widget in a global variable called $word ... setting it up Since the purpose of this chapter is to show some examples using Tk and to interact with the WWW, we won't be going into much more detail about what Tk does and why Some places you...

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Web Client Programming with Perl-Chapter 7: Graphical Examples with Perl/Tk- P2

Danh mục: Quản trị Web

... we need to delimit it from the prior text (which we insert into our text widget with the flush_text( ) function) with a few returns Note that flush_text( ) takes the same arguments as any of our ... to call our function, do_search( ), with the URL we extracted from the HTML tag Then we insert the text for the link into the text widget, and associate it with the tag we just built Figure 7-2 ... every few minutes For this example, we'll interact with the Federal Express tracking page When you ship a package via FedEx, they keep track of it with a shipping number (also called an airbill number)...

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Web Client Programming with Perl-Chapter 7: Graphical Examples with Perl/Tk- P3

Danh mục: Quản trị Web

... letter, it would scroll to the first entry starting with that letter Or you could put an additional entry, and search for any word starting with those characters: my $response_f = $mw->Frame; ... today for the date field The FedEx web page expects it in the form of "DayMonthYear", and digits with only one number require a leading zero The string returned from localtime( ) gives us the correct ... The loop_query( ) subroutine gets called when the Loop button is pressed We query the web site with the information entered, then set up Tk to loop again in $query_interval minutes To let the...

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Tài liệu Embedding Perl in HTML with Mason Chapter 5: Advanced Features-P1 doc

Danh mục: Kỹ thuật lập trình

... require actual shared memory segments and can be done with modules like IPC::Shareable ), or among multiple components (this can easily be done with global variables) It is also unwise to use variables ... the method call Sharing Data Among Component Sections By default, the scope of variables created within an block, a Perl line, or any other Mason markup sections is the entire component ... techniques discussed in this section won't be needed There is one limitation to variables created within the section, however: their values won't be seen by any subcomponents you might define...

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Tài liệu Embedding Perl in HTML with Mason Chapter 5: Advanced Features-P2 pdf

Danh mục: Kỹ thuật lập trình

... $dbh->{RaiseError} = 1; # Get the SQL from the base component my $sql = $m->scomp($m->base_comp, %ARGS); my $q = $dbh->prepare( $sql) ; $q->execute(@bind); # Return now if called without content # (useful ... structures, again a taglib-esque idea The answer is yes, with some caveats We say "with caveats" because due to the way this feature is implemented, with closures, you have to jump through a few hoops ... into the SQL statement For example, we could have a query that sorts by one of several different fields, using ORDER BY inside the SQL statement After we fetch the SQL and prepare...

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Tài liệu Creating Applications with Mozilla-Chapter 5. Scripting Mozilla- P1 doc

Danh mục: Kỹ thuật lập trình

... DOM properties associated with a XUL window and the other XUL elements, but you can see all of them if you run the example Analyzing output like this can familiarize you with the interfaces available ... as changing an image when the user clicks a button, you use the DOM to register an event handler with the button and DOM attributes on the image element to change its source The DOM Level and Level ... pref.SetBoolPref(PREF_STRING, true); } catch(e) {} This code is necessary only if you are doing development with a release distribution build of Mozilla If you are using a debug or nightly build, this PREF...

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Tài liệu Creating Applications with Mozilla-Chapter 5. Scripting Mozilla- P2 ppt

Danh mục: Kỹ thuật lập trình

... 5.3 Adding Scripts to the UI Once you are comfortable with how JavaScript works in the context of the user interface layer and are familiar with some of the primary DOM methods used to manipulate ... the window and button events in Example 5-5 carry out some inline script, there is a variation with the onchange handler attached to the menulist element onchange contains a JavaScript function ... for use on XUL elements (and HTML elements) Appendix C has a full listing of these events along with explanations The following subset shows the potential for script interaction when the UI uses...

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Tài liệu Creating Applications with Mozilla-Chapter 5. Scripting Mozilla- P3 docx

Danh mục: Kỹ thuật lập trình

... your application The setAttribute method can also be used to update the element's class attribute with which style rules are so often associated toolbarbutton-1 and button-toolbar are two different ... Using the createElement method in XUL lets you accomplish things similar to document.write in HTML, with which you can create new pages and parts of a web page In Example 5-9, createElement is used ... generate a list of menu choices based on input data or user feedback Try this example and experiment with different sources of data, such as a menu of different auto manufacturers, different styles...

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Tài liệu Creating Applications with Mozilla-Chapter 5. Scripting Mozilla- P4 docx

Danh mục: Kỹ thuật lập trình

... JavaScript application programming The JSLib code discussed here is a group of JavaScript libraries currently being developed by Mozilla contributors and is especially useful for working with the XPFE ... follows: js> fu.spawn('/usr/X11R6/bin/Eterm'); This command spawns a new Eterm with no argument To open an Eterm with vi, you could also use this code: js> fu.spawn('/usr/X11R6/bin/Eterm', ['e/usr/bin/vi']); ... component by contract ID All XPCOM objects must have a contract ID that uniquely identifies them with the domain, the component name, and a version number ["@mozilla.org/sound;1"], respectively...

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