sams teach yourself c in 24 hours

... Acquiring the Value of an Automatically Incremented Field 220 Accessing Information 221 Finding the Number of Rows Found by a Query 221 Accessing a Resultset 222 Changing Data 225 Getting ... Investigating Strings 323 A Note About Indexing Strings 323 Finding the Length of a String with strlen() 324 Finding a Substring Within a String with strstr() 324 Finding the Position of a Substring with ... offline on a Windows machine, although Apache can also be run on Windows You can also compile PHP as a standalone application You can then call it from the command line In this book, we will concentrate

Ngày tải lên: 27/06/2014, 11:20

... second_class class currently creates objects that behave in exactly the same way as first_class objects In object-oriented code, child classes can override the methods of their parents, allowing ... extends Table Creating the Constructor You have already seen that a parent class's constructor is called automatically if you don't define a constructor for a child class In this case, however, ... implicitly The child class's constructor must explicitly call that of its parent Trang 11The setCellpadding() Method A child class can of course create its own entirely new methods setCellpadding()

Ngày tải lên: 06/08/2014, 09:20

... 144 Creating an Object in the Sequence 146 Framing a Sequence: Sequence Diagramming in UML 2.0 149 Interaction Occurrences 149 Combined Interaction Fragments .151 Building the Big Picture ... .180 New Concepts from UML 2.0 181 The Objects of an Activity 181 Taking Exception 183 Deconstructing an Activity .184 Marking Time and Finishing a Flow .186 Special Effects .187 ... in quantity for bulk purchases or special sales For more information, Trang 3Contents at a GlanceIntroduction .1 Part I Getting Started HOUR 1 Introducing the UML .7 2 Understanding Object-Orientation

Ngày tải lên: 13/08/2014, 08:21

... brain in action They found that as people learned to categorize these objects (according to rules defined by the experimenters), a specific area in the cerebral cor-tex became increasingly active ... objects in one class that relate to a single object of the associated class For example, in a typical college course, the course is taught by a single instruc-tor The course and the instructor ... are actually building a washing machine) has to haveenough in it to make accurate predictions about what will happen when the Operations acceptClothes() acceptDetergent() turnOn() turnOff() acceptBleach()

Ngày tải lên: 13/08/2014, 08:21

... Including a Use Case In the “Restock” use case and the “Collect” use case, you’ll note some commonsteps Both begin with unsecuring the machine and pulling it open, both endwith closing the machine ... inside” use case, proceeds asbefore, and finishes with the “Unexpose the inside” use case Trang 19Introducing Use Cases 97As you can see, “Restock” and “Collect” include the new use cases Accordingly, ... washing machine’s interface What operations does the control knob have? They’re pretty simple The control knob can close a connec-tion or break a connecconnec-tion, and it can turn clockwise or counterclockwise

Ngày tải lên: 13/08/2014, 08:21

... that interaction occurrence in the incorrect change scenario FIGURE 9.16 An object candestroy itself (left), or it can receive aninstruction to bedestroyed (right) Trang 21accept(cash, selection) ... 22Combined Interaction FragmentsAn interaction occurrence is a special case of an interaction fragment— UML 2.0’s generic name for a piece of a sequence diagram You can combine these interaction ... :Register accept(cash, selection) checkForChange(cash,price) getCustomerInput(cash, selection) receive(change) checkAvailability(selection) Available Trang 23«transaction over» [no change]displayPrompt(“Use

Ngày tải lên: 13/08/2014, 08:21

... something that’s not conceptual but lives in a computer What’s the con-nection? In fact, an interface can be either conceptual or physical The interface a class uses is the same as the interface ... «transaction over» [no change] displayPrompt(“Use Correct Change”) Trang 10190 Hour 11:Front :Customer :Register accept(cash, selection) getCustomerInput(cash, selection) checkAvailability(selection) ... Adding information to the componenticon Representing Interfaces A component and the interfaces it realizes can be represented in two ways The first shows the interface as a rectangle that contains

Ngày tải lên: 13/08/2014, 08:21

... Library::Core::Abstractions::Relationships «instance of» «instance of» «instance of» «instance of» «instance of» «instance of» Class Association myLock:Lock Lock Key FIGURE 14.16 Instances within the ... When you create a class in your model, you have created an instance of a UML class. A UML class, in turn, is an instance of a metameta- class in the metametamodel. Going in the other direction, ... evolving Electricity profile. FIGURE 14.11 Creating a Capacitor stereotype. «Profile» Electricity Node «stereotype» Capacitor Interface «stereotype» ControlKnob FIGURE 14.12 The beginning of

Ngày tải lên: 13/08/2014, 08:21

... The Customerpays a Check . The Customerleaves a Tip.. The Customerchecks a Coatwith a CoatCheckClerk.. The Customerchecks a Hatwith a CoatCheckClerk Figure 17.4 shows the labeled associations Customer ... appe-tizer, main course, dessert, dessert menu, coffee, cup, check, cash, creditcard, change, credit card receipt, tip, silverware, napkin, room, laundryNotice that each noun is in its singular form ... Servercan serve many Customers The final two phrases map to a kind of association you haven’t encountered before: . The Customerchecks a Coatwith a CoatCheckClerk . The Customerchecks a Hatwith a CoatCheckClerk

Ngày tải lên: 13/08/2014, 08:21

... The Coat-Check Clerk Package The Coat-Check Clerk’s use cases are. Print a coat check . Print a hat check The software components in the coat-check clerk’s handheld should include a userinterface ... createRecipe() Bartender takeDrinkOrder() prepareDrink() printBarTab() CoatCheckClerk checkCoat() checkHat() printTicket() Manager monitor() operateRestaurant() assign() rotate() Notifies Receives ... get into that database in the course of this use case Remember also that the order processor operates behind the scenes You can focus your thinking in still another way In the included use case,

Ngày tải lên: 13/08/2014, 08:21

... of interrupt is special: the clock tick A sort of system heartbeat, the clock tick occurs at regular intervals specific to an application (typically between 10 and 200 microseconds) Clock ticks ... exerciser has selected the originally conceived mode—increasing resistance with increasing muscular activity In this part of the model, you have to make sure that you con-sider time constraints ... actuator (to carry out the CPU’s adjustment commands), and a set of five springs The actuator connects to the springs via a mechanical interface The sur-face electrode captures asynchronous EMG

Ngày tải lên: 13/08/2014, 08:21

... UML ClassiferRoles dialog boxafter renaming theobject and selecting its class FIGURE B.37 The appearance ofthe Object Lifelineafter renaming the object andselecting its class Right-clicking and ... 34Abstractions package, 236access points for WLANs,358-359 actionsdefinition of, 125pins on, 184-186actions in GRAPPLE, 254activations in sequence dia-grams, 344 active objects in a communication gram, ... and click in its cell in the Multiplicity col-umn Clicking the down arrow in that cell reveals a list of possible multiplicity expres-sions for End2 If you select 1 from that list and click OK,

Ngày tải lên: 13/08/2014, 08:21

... edit the source HTML at all! Defining Cascading The term “Cascading in Cascading Style Sheets refers to a specific way in which browsers determine which styles to apply to a specific part of the ... design, and he teaches online courses in Web accessibility. In addition to writing, speaking at conferences, and teaching online courses, Kynn is the cofounder of Idyll Mountain Internet (http://www.idyllmtn.com/), a ... watermark. Contents Introduction 1 Part I Introduction to Cascading Style Sheets 7 Hour 1 Understanding Cascading Style Sheets 9 What Are Cascading Style Sheets? 10 Defining Style Sheets 10 Defining Cascading...

Ngày tải lên: 21/01/2014, 16:20

... watermark. Class Selectors in CSS Once you’ve defined a class in your HTML, you can use it as a class selector in CSS. Class selectors are indicated by a period (.) before the name of the class, ... property A Combining selectors A Combining declarations A The <link> tag in HTML A How to Read the Grades As you can see, all of the CSS features on this report card, which were introduced in Hour ... to the CSS specification, meaning that the buggy CSS implementation in Internet Explorer 3 really isn’t a factor in current CSS usage. The current front-runner in broken browsers—causing the...

Ngày tải lên: 21/01/2014, 16:20

... purchase PDF Split-Merge on www.verypdf.com to remove this watermark. HOUR 7 Cascading and Inheritance The cascade is one of the key concepts of Cascading Style Sheets—so important, in fact, ... calculated based on the current font. Other units you can use include points ( pt), centimeters (cm), inches (in) , and percentages. To set a margin of 1 em around a specific box, such as an <h1>,you’d ... block or inline? How can you tell? 2. What is the correct order of the box model, from outside to inside? (a.) border, margin, padding, content (b.) padding, border, margin, content (c. ) margin,...

Ngày tải lên: 21/01/2014, 16:20

... behind links: body { background-color: white; color: black; } a:link { background-image: url("stars.gif"); background-color: black; padding: 0.5em; color: cyan; } 15 0672 3240 91 ch10 ... value because background-color doesn’t naturally get inherited from the containing block. If you really need the background-color property to inherit, you can use the value inherit. In practice, ... not necessarily to the Web page. For example, the page URL might be http://www.CSSin2 4hours. com/author/ index.php, and it links in an external style sheet located at http://www.CSSin2 4hours. com/ styles/site.css....

Ngày tải lên: 21/01/2014, 16:20

... word spacing in Netscape 6. word spacing letter spacing (kerning) letter spacing (leading) Warning for Netscape 4 The Netscape 4 browser does not support the letter-spacing or word-spacing properties. ... unreliable across browsers. The vertical-align property lets you specify how text is aligned within an inline box and can create subscripts or superscripts. Using the letter-spacing and word-spacing ... browser can determine the precise thickness however it likes, though within certain constraints; thin can’t be thicker than medium, thick can’t be thin- ner than medium, and when displaying a page,...

Ngày tải lên: 21/01/2014, 16:20