... in order. Now we can use another function called traverse(), which operates on this data structure and lets us specify what function to call for each piece of information it contains. Keeping ... module with Perl. You can get Tk from any CPAN archive (http://www.perl.com/CPAN/). The Tk extension provides an easy way to draw a window, put widgets into it (such as buttons, check boxes, ... a few examples of Tk-based web clients, which go beyond the command-line interface that we've been using so far in this book:[1] xword, a dictionary client track, a graphical version...
Ngày tải lên: 07/11/2013, 09:15
... "CHINA", "COLOMBIA", "CONGO", "COOK ISLANDS", "COSTA RICA", "COTE D'IVOIRE", "CROATIA", "CYPRUS", "CZECH ... REPUBLIC", "DENMARK", Chapter 7: Graphical Examples with Perl/Tk- P2 The do_search( ) function will take an optional $url argument, to give it an alternative place to connect ... clean up, and then we can do our lookup. If we care about this $tag, then we compress all spaces in the current text string (makes the display a little bit nicer) and call the function specified...
Ngày tải lên: 07/11/2013, 09:15
Web Client Programming with Perl-Chapter 7: Graphical Examples with Perl/Tk- P3
... 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 on the web page. For ease in using, we placed ... 'top_left_arrow'); -yscrollcommand => ['set', $scroll], -exportselection => 0); $scroll->configure(-command => ['yview', $listbox]); $scroll->pack(-side => ... typed a 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 =...
Ngày tải lên: 07/11/2013, 09:15
Tài liệu modularizing programming with subprograms pdf
... Works” to the screen. a. Replace the skeleton text with text from LABS/p20proc.pls. b. Compile the code. Make appropriate corrections so code successfully compiles. c. Execute the procedure at the ... functions. You are already familiar with SQL functions. You call the function with actual parameters from within a SQL command, such as SELECT. Example Number Functions ROUND (1896,2) TRUNC (1892,-2) ... SQL clauses. D The select list of a SELECT command D The condition of a WHERE and HAVING clause D The CONNECT BY, START WITH, ORDER BY, and GROUP BY clauses D The VALUES clause of the INSERT command D The...
Ngày tải lên: 10/12/2013, 17:15
Tài liệu Web Client Programming with Perl-Chapter 7: Graphical Examples with Perl/Tk- P4 docx
... selected. my $site = ""; my ($content, @down); my @selected = $list->curselection; $mw->configure(-cursor => 'watch'); $mw->idletasks; foreach $index ... actually ping each site. The code to check a site's status is as follows, where $site is a string containing a standard URL (like http://www.ora.com): $content = head($site); if ($content) ... $history_label->configure(-background => $old_color); } } The function ping_site( ) is called when a new site is added to update its status. It is also called when in automode. It checks the...
Ngày tải lên: 14/12/2013, 13:15
Tài liệu Network Programming with Perl pdf
... address with bind Tell system to watch for incoming connections with listen Waits for a connection with accept or select ☞ Ä Ä Ä Ä Slide 49 Comparing packed addresses (cont.) Explanation The structure ... the use of context here disturbs you then you can explicitly call pack_sockaddr_in and unpack_sockaddr_in. ☞ ☞ ☞ ☞ Slide 8 The socket model The Server Creates a generic socket with socket Binds ... Communication protocols There are two protocols that are mainly used TCP is used with a stream socket to provide a reliable, sequenced, flow-controlled channel of communication. UDP is used with...
Ngày tải lên: 21/12/2013, 04:19
Tài liệu Advanced Linux Programming: 1-Advanced UNIX Programming with Linux pdf
... Makefile contains: reciprocal: main.o reciprocal.o g++ $(CFLAGS) -o reciprocal main.o reciprocal.o main.o: main .c reciprocal.hpp gcc $(CFLAGS) -c main .c reciprocal.o: reciprocal.cpp reciprocal.hpp g++ ... (“The reciprocal of %d is %g\n”, i, reciprocal (i)); return 0; } Listing 1.2 (reciprocal.cpp) C+ + source file—reciprocal.cpp #include <cassert> #include “reciprocal.hpp” double reciprocal (int ... source code into machine-readable object code that can actually run.The compilers of choice on Linux systems are all part of the GNU Compiler Collection, usually known as GCC. 3 GCC also include...
Ngày tải lên: 21/01/2014, 07:20
Tài liệu Practical C Programming Third Edition pdf
... system with a generic cc compiler or the Free Software Foundation’s gcc compiler. For MS-DOS/Windows users, instructions are included for Borland C+ +, Turbo C+ +, and Microsoft Visual C+ +. (These compilers ... they are introduced. Italic is also used to highlight comments in examples. Practical C Programming xv Preface This book is devoted to practical C programming. C is currently the premier language ... following command line: % gcc -g -Wall -ansi -pedantic -ohello hello .c The switch -ansi turns off features of GNU C that are incompatible with ANSI C. The -pedantic switch causes the compiler...
Ngày tải lên: 14/02/2014, 20:20
Tài liệu Beej''''s Guide to C Programming pdf
... the memory is cleared to zero when using calloc()) The pointer returned by calloc() can be used with realloc() and free( ) just as if you had used malloc(). The drawback to using calloc() is that ... after, you can use calloc() to do that in one call. I wish this section on calloc() were more exciting, with plot, passion, and violence, like any good Hollywood picture, but this is C programming ... work is licensed under the Creative Commons Attribution- Noncommercial- No Derivative Works 3.0 License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/3.0/...
Ngày tải lên: 16/02/2014, 08:20
Tài liệu Báo cáo khoa học: "Learning Parse and Translation Decisions From Examples With Rich Context" pdf
... which currently con- sists of a directed acyclic graph of 4356 mostly semantic and syntactic concepts connected by 4518 is-a links, e.g. "book,~o~,n-eoncept is-a tangible - objectnoun-coneept". ... http://www.logos-ca.com/ Oct. 1996. SYSTRAN. http://systranmt.com/ Oct. 1996. 489 Features 6 ' 25 50 100 205 Prec. Recall L. pr. L. rec. Tagging Cr/snt 0 cr <lcr <2cr < 3cr < 4cr ... phrases. Core slots of frames are surface and lexi- cal form, syntactic and semantic category, subframes with syntactic and semantic roles, and form restric- 1The lexicon provides part-of-speech...
Ngày tải lên: 22/02/2014, 03:20
Báo cáo khoa học: "Efficient Parsing with Linear Context-Free Rewriting Systems" pdf
... sentences of any length, with favorable accuracies. The availability of this technique may lead to a wider acceptance of LCFRS as a syntactic backbone in computational linguistics. Acknowledgments I ... 25 cpu time (s) Sentence length PLCFRS CFG-CTF (Split-PCFG ⇒ PLCFRS) Figure 8: Efficiency of parsing PLCFRS with and with- out coarse-to-fine. The latter includes time for both coarse & fine grammar. ... tree local-mctag induced depen- dency structures. In Proceedings of TAG+. URL http://www.research.att.com/ ∼ srini/ TAG+10/papers/chenmainjoshi .pdf. Michael Collins. 1999. Head-driven statistical models...
Ngày tải lên: 08/03/2014, 21:20
Introduction to Programming with Fortran pdf
... 215 14 Characters 217 14.1 Introduction 217 14.2 Character Input 218 14.3 Character Operators 219 14.4 Character Substrings 221 14.5 Character Functions 222 14.6 Collating Sequence 223 ... practice. Chapter 4 provides an introduction to programming with some simple Fortran • examples. For people with a knowledge of programming this chapter can be covered fairly quickly. Chapter ... It is much criticised because it lacks features that encourage or force the adoption of sound programming techniques. 3.9.6 C There is a requirement in computing to be able to access the...
Ngày tải lên: 10/03/2014, 02:20
Báo cáo khoa học: Aberrant interchain disulfide bridge of tissue-nonspecific alkaline phosphatase with an Arg433 fi Cys substitution associated with severe hypophosphatasia pdf
... position 102, the QuikChange II Site-Directed Mutagenesis kit was used with two primers: 5¢-ACCGCCTACCTGAGTGGGGTGAAGGCC AAT-3¢ and 5¢-ATTGGCCTTCACCCCACTCAGGTA GGCGGT-3¢. The DNA sequence of the mutation ... system as described previously [12,13]. The oligonucleotides used were: R433H, 5¢-CGTGGGT CTCATGATGCAGGGGCAC-3¢; and R43 3C, 5¢-CGT GGGTCTCATGACACAGGGGCAC-3¢. For the conver- sion of the cysteine ... compared with transient expression, most of the newly synthesized TNSALP(R43 3C) molecules might be oxidized to become disulfide-bonded in the CLP-I P ++ ++ ++ + + MCMCMCMCMCMCMCMC C3 34Rd-typeliWV982DH334R aDk061 aDk031 aDk08 aDk66 16 15141312 11 1098 7 6 5 43 21 Fig....
Ngày tải lên: 16/03/2014, 12:20
Beginning Mac Programming Develop with Objective-C and Cocoa doc
Ngày tải lên: 22/03/2014, 15:20
Báo cáo khoa học: "Robust Dialog Management with N-best Hypotheses Using Dialog Examples and Agenda" pdf
Ngày tải lên: 23/03/2014, 17:20