A Programmer’s Introduction to PHP 4.0 phần 9 ppt
Tài liệu A Programmer''''s Introduction to C# pptx
... can classes written in Visual Basic be called from C# or C++ (or any other .NET language), a class that was written in Visual Basic can be used as a base class for a class written in C#, and ... searches local variables and parameters for a name before searching instance members. When referring to an instance variable with the same name as a parameter, the this.<name> syntax ... important parts of it—at least, those that are important to the C# language. C# Design Goals When the C++ language first came out, it caused quite a stir. Here was a language for creating...
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A Programmer’s Introduction to PHP 4.0 pptx
... Furthermore, there are severaladvantages to building PHP as a server module, therefore I'll concentrate solelyon building PHP both as a static and a dynamic module. As it relates to installa-tion, ... display, and manipulate user input.Chapter 11, “Databases,” highlights PHP s vast support for database servers,focusing on the MySQL database to show how PHP can act as an efficient inter-face ... the filename to which all errorsshould be logged.magic_quotes_gpcWhen magic_quotes_gpc is activated, all special characters contained in user ordatabase data will automatically be escaped with...
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A Programmer’s Introduction to PHP 4.0 phần 1 docx
... display, and manipulate user input.Chapter 11 , “Databases,” highlights PHP s vast support for database servers,focusing on the MySQL database to show how PHP can act as an efficient inter-face ... want to build PHP as a CGI binary. Furthermore, there are severaladvantages to building PHP as a server module, therefore I'll concentrate solelyon building PHP both as a static and a ... installation of Apacheand PHP on a Windows machine. 1. Double-click the Apache executable to begin the installation. You will begreeted with an installation wizard. Read attentively and accept...
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A Programmer’s Introduction to PHP 4.0 phần 2 ppsx
... Global VariablesIn contrast to local variables, a global variable can be accessed in any part of theprogram. However, in order to be modified, a global variable must be explicitlydeclared to ... inwhich it is declared. PHP variables can be one of four scope types:ã Local variablesã Function parametersã Global variablesã Static variablesLocal Variables A variable declared in a function ... IdentiersVariables and Data Types53Gilmore_ 02 12/ 4/00 1:04 PM Page 53 Table 3-10. Bitwise OperatorsEXAMPLE LABEL OUTCOME $a & $b And And together each bit contained in $a and $b $a | $b Or Or together...
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A Programmer’s Introduction to PHP 4.0 phần 3 ppt
... to N arrays together, appending each to another in the order in which they appear as input parameters. The function’ssyntax is:array array_merge (array array1, array array2, . . ., array arrayN)The ... array)array_walk()The array_walk() function provides an easy way to apply a function to several orall elements in an array. Its syntax is:int array_walk(array array, string func_name, [mixed data])Arrays107NOTE ... the array. All remainingarray elements are shifted one unit toward the beginning of the array. Notice thatarray_shift() has the same syntax as array_pop():mixed array_shift (array array)The...
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A Programmer’s Introduction to PHP 4.0 phần 4 pps
... and insteadwill just act as the base for a derived class. This kind of class is known as an ab-stract class. An abstract class is useful when a program designer wants to ensurethat certain functionality ... 6-5.Chapter 6132NOTE Keep in mind that although a class can inherit characteristics from a chain of parents, the parents’ constructors are not called automaticallywhen you instantiate an object ... functionality is available in any subsequently derived classes basedon that abstract class. PHP does not offer explicit class abstraction, but there is an easy workaround.Just create a default...
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A Programmer’s Introduction to PHP 4.0 phần 5 pot
... POSIXsection.MetacharactersAnother cool thing you can do with Perl regexps is use various metacharacters to search for matches. A metacharacter is simply an alphabetical character precededby a backslash that acts to ... LinkingJust as a link can be used to direct a user to an HTML page, it can be used to lead to a PHP- enabled page, as shown here:< ;a href = "date .php& quot;>View today's date< /a& gt;213Gilmore_09 ... for what are known asMETA tags.META tags are special descriptive tags that provide information, primarily to search engines, about a particular page. These tags are contained in the<head>…</head>...
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A Programmer’s Introduction to PHP 4.0 phần 6 potx
... relational databases. A relational database is essentially a database implementation where all data isorganized into related table structures. It is possible to create tables that “relate” to ... can dene the various constructs that thedatabase uses to store the data. ã Data querying: SQL can retrieve data in the database and present it in aneasily readable format.ã Data manipulation: ... you how to use PHP and a MySQL database to create a catego-rized online bookmark repository. Users will be able to add information abouttheir favorite sites, placing each site under a predefined...
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A Programmer’s Introduction to PHP 4.0 phần 7 pptx
... typical ODBC support in addition to the ability to use these functions to access certain databases that have based their own API on the already existingODBC API. These database servers are listed ... Functions can beused to interface with the database. This is advantageous in the sense that shouldyou choose to use any other ODBC database (or other database listed above), youalready have the ... whenstoring relatively small and simple pieces of data, but chances are you will need a database to implement any truly powerful Web application. In this project, Iexplain how a MySQL database can be...
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A Programmer’s Introduction to PHP 4.0 phần 8 pps
... for a storage media would be a database, since this also facilitates useful features suchas searching and ordering data. I’ll use a MySQL database to store the addressinformation. The table ... stored in a database and is used as the key for retrieving any informationstored in the database that is mapped to this UIN. Of course, it is not mandatorythat the cookie is used to store a ... variables being globally accessible.You want this disabled if you don’t want your global array filling with perhapsunnecessary data. If this is disabled and track_vars is enabled, all GPC variablescan...
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A Programmer’s Introduction to PHP 4.0 phần 9 ppt
... parts of that document shouldbe formatted. For example, you may want a particular word to be boldfaced andanother italicized. You may wish to use a particular font for one paragraph and a larger ... 10:25 AM Page 373 function defaultHandler(int parser, string data) {…}The input parameter parser refers to the XML parser handler, and data to thecharacter data that will be handled by default.xml_set_element_handler()This ... character data. Itssyntax is:int xml_set_character_data_handler(int parser, string characterHandler)The input parameter parser refers to the XML parser handler. The input pa-rameter characterHandler...
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Programming Java 2 Micro Edition on Symbian OS A developer’s guide to MIDP 2.0 phần 2 pptx
... represents portable codethat can be reused to create a different animation without any change to the game canvas.import javax.microedition.lcdui.Image;import javax.microedition.lcdui.game.Sprite;public ... STARTEDimport javax.microedition.lcdui.*;public class MyPauseCanvas extends Canvas {private Font font = Font.getFont(Font.FACE_PROPORTIONAL,Font.STYLE_BOLD, Font.SIZE_LARGE);public void paint(Graphics ... void getCanvasDisplay(){try{if(gameCanvas==null){gameCanvas=new MyGameCanvas(this);}if(!gameCanvas.isRunning()){gameCanvas.start();}displayable=gameCanvas;}catch(IOException ioe){}}public...
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Programming Java 2 Micro Edition on Symbian OS A developer’s guide to MIDP 2.0 phần 8 ppt
... 5000 (at least 9000 with PersonalJava on the 921 0).For PersonalJava, the Java stack used to push Java method call framesis set by default to about 400 KB. If you need a greater Java stackdepth, ... sValue is a static and iValue is aninstance variable; both are stored in the heap. value1 and value2 arelocal variables, arg1 and arg2 are method arguments, and all four arestored on the stack.The ... storestuff)11canvasGameCanvasCommandListenercommandAction(Command, Displayable)~thisGeneration:GenerationMap~lastGeneration:GenerationMap-testedCells:GenerationMapGenerationMapcreate(cell)kill(cell)clear()isAlive(cell):booleangetCount():intgetNeighbourCount(cell):intgetEnumeration():EnumerationTwoDByteArrayLinkedListGMBinaryTreeGMHashGMVectorGMCursorLoadDeleteListOutputTextBoxSetupFormSaveGameFormTextBoxListFormCellCell(x,...
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Programming Java 2 Micro Edition on Symbian OS A developer’s guide to MIDP 2.0 phần 9 pot
... excluding calls to child methods. Figure 7 .9 shows that the most SYMBIAN AND JAVA 415JSR 1 79 We’ve touched on Location API for J2ME (JSR 1 79) . The Location APIs willallow many location-based services ... native applications.8.7 Java and Digital Rights ManagementIncreasingly, suppliers of content such as games, videos, audio, othermultimedia material and applications in general, are keen to preventillegal ... Bluetooth OBEX: end 20 04 or early 20 05.8.6 .2. 2 Symbian OS Version 8.0 Symbian OS Version 8.0 (see Figure 8. 12) was released to Symbian licensees early in 20 04. Multimedia and 3D graphics were added...
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Programming Java 2 Micro Edition on Symbian OS A developer’s guide to MIDP 2.0 phần 10 pptx
... structureunder classes/. 446 SPECIFICATIONS OF SYMBIAN OS PHONESNokia 921 0i Java APIs CLDC 1.0 MIDP 1.0PersonalJava 1.1.1JavaPhone OS Version Symbian OS v6.0UI/Category Series 80Memory available to user ... interface. MIDLET CLASSES 433 java. microedition.lcdui.game.Layer An abstract classrepresenting a visualelement of a game. java. microedition.lcdui.game.LayerManagerThe LayerManagermanages a ... interfaceclasses.javax.microedition.lcdui.Spacer A blank, non-interactive Itemthat has a settable minimumsize.javax.microedition.lcdui.StringItem A non-interactive Item thatcan contain a string.javax.microedition.lcdui.TextBox...
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