examples with rich context

Ngày tải lên: 22/02/2014, 03:20

... 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 ... ease in reference.) When you run it, it would look like Figure 7-1. Chapter 7: Graphical Examples with Perl/Tk- P1 The Tk extension to Perl can be used to create a Graphical User Interface ... 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...

Ngày tải lên: 07/11/2013, 09:15

... "CYPRUS", "CZECH REPUBLIC", "DENMARK", Chapter 7: Graphical Examples with Perl/Tk- P2 The do_search( ) function will take an optional $url argument, to give ... 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 ... 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...

Ngày tải lên: 07/11/2013, 09:15

... 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; ... ends up looking like Figure 7-3. Figure 7-3. Package tracking client Chapter 7: Graphical Examples with Perl/Tk- P3 Our destinations list is an almost exact copy of the list you'd see ... 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...

Ngày tải lên: 07/11/2013, 09:15

... $mw->repeat($ping_interval * 60000, \&ping_site); } else { &end_automode; } } Chapter 7: Graphical Examples with Perl/Tk- P4 Check if Servers Are up: webping For the last example, we'll build ... happen when a site is down. For instance, mail the web administrator, page the administrator with a text message, or whatever you'd like! sub add_site { return if ($url eq ""); ... and bring them up automatically the next time we start the program. Here's the final code, with most of the mentioned features represented: #!/usr/bin/perl -w ################################################### ####################...

Ngày tải lên: 14/12/2013, 13:15

... denote a candidate constituent c k with a fixed context w i−1 [ c k w i w h w j ]w j+1 , where w h is the head word of c k , and denote predicate in focus with a context w v −2 w v −1 w v w v +1 w v +2 , ... information of sub-trees in a given parse. With help of these new features, our sys- tem achieves 93.49 F-measure with hand-crafted parses. Comparison with the best reported results, 92.0 (Xue, ... 2010. c 2010 Association for Computational Linguistics Improving Chinese Semantic Role Labeling with Rich Syntactic Features Weiwei Sun ∗ Department of Computational Linguistics, Saarland University German...

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Ngày tải lên: 05/07/2013, 11:31

... connection closes.  PHP/CURL Book with Examples     <?php // Example custom_header.php // Get Secure Page from www.neteller.com // With Custom Header. // Copyright http://curl.phptrack.com ...  &    PHP/CURL Book with Examples     <?php // Example 010 // Bug Tracking with Viewing Whats Header passed and Returns // Copyright ... ($ch); print $result; ?>  PHP/CURL Book with Examples       -   )   & -  % 8 .  ...

Ngày tải lên: 06/10/2013, 09:20

... Jumpstart with Examples ! The title of this book was originally Oracle SQL Reference, but during the writing process, we set our hearts on the new title Oracle SQL Jumpstart with Examples ... Jumpstart with Examples . Why with Examples ? This book is still an Oracle SQL ref- erence manual simply by the nature of its structure and content. However, it is a reference manual with much added usefulness. ... be accessed directly without hav- ing to access child tables through a hierarchy or network of parent tables. Relatively complex and efficient data structures can be created with the relational...

Ngày tải lên: 24/12/2013, 12:17

... 24.  Everything possible in Oracle SQL with respect to SQL coding can now be coded and executed from within PL/SQL. PL/SQL is now fully syntactically equivalent with Oracle SQL. In other words, all Oracle ... familiar with some basic ways to protect your data: for example, adding a password to your login so only you are allowed to use your computer, or placing your files on a removable disk that you keep with you ... Spooling is useful for saving queries you develop in SQL*Plus. In addition, with a few extra commands, you can create a report (with headings, titles, summaries, and so on) from SQL queries and spool...

Ngày tải lên: 24/12/2013, 12:17

... *. An asterisk (*) represents all column names within a query when used in the SELECT statement. Square brackets mean you can include the items within the square brack- ets or leave them out ... queries such as using DIS- TINCT and the DUAL table. So let’s begin with the basics of the SELECT statement and some simple examples just to get into the swing of things. 4.1 The Basic SELECT ... on matching column values between tables.  Subqueries are queries executed within other queries: a SELECT statement executed within another calling SELECT statement.  Queries for table and view creation...

Ngày tải lên: 24/12/2013, 12:17

... with MUSICCD_ID = 1. An editing session can be initi- ated from within SQL*Plus using the EDIT command. EDIT In the background, SQL*Plus writes a file named AFIEDT.BUF and then opens the file with ... ampersand characters (&). Any string beginning with & or && is a variable! In programming, the act of replacing a variable with a value is known as variable substitution. A named ... the COMPUTE command. This command can only be used in conjunction with the BREAK command. The two work together to create a report with breaks and summaries for each break. The syntax of the COM- PUTE...

Ngày tải lên: 24/12/2013, 12:17