5  how to design xml representations

... Trang 2HOW TO DESIGN AND WRITE WEB PAGES TODAYTrang 3Recent Titles in Writing Today How to Write about the Media Today Raúl Damacio Tovares and Alla V Tovares How to Write Persuasively Today Carolyn ... the series cover topics of wide interest, such as how to design and write Web pages and how to write persuasively Others look more closely at particular topics, such as how to write about the ... Davis Trang 4HOW TO DESIGN AND WRITE WEB PAGES TODAY Karl Stolley Writing Today Trang 5Copyright © 2011 by Karl StolleyAll rights reserved No part of this publication may be reproduced, stored in

Ngày tải lên: 27/08/2012, 13:55

... components Store common UI components like buttons, form controls, tabs, text treatments, etc. LESSON 4 Trang 81Copy/Paste style properties to save time. To add to your toolbar: Right click on the toolbar, ... COMP PROTOTYPE RISKS: Wireframes that are “too designed” distract the client from the “big picture” concepts. WIN Relatively cheap to create Easy to throw away Enough fidelity for clients to visualize ... COMP PROTOTYPE RISKS: Wireframes that are “too designed” distract the client from the “big picture” concepts. WIN Relatively cheap to create Easy to throw away Enough fidelity for clients to visualize

Ngày tải lên: 18/06/2014, 21:28

... Z (listof Y)) (listof X))) -> (listof Y)) Purpose: to select the rest of the first list in the rest of a list cdar : ((cons (cons Z (listof Y)) (listof X)) -> (listof Y)) Purpose: to select ... ((cons Y (listof X)) -> Y) Trang 7Purpose: to select the first item of a non-empty listcdaar : ((cons (cons (cons W (listof Z)) (listof Y)) (listof X)) -> (listof Z)) Purpose: to select the ... (cons W (listof Z)) (listof Y)) (listof X)) -> W Purpose: to select the first item of the first list in the first list of a list caadr : ((cons (cons (cons W (listof Z)) (listof Y)) (listof X))

Ngày tải lên: 12/08/2014, 19:20

... (vectorof X)) Purpose: to construct a vector make-vector : (number X -> (vectorof X)) Purpose: to construct a vector vector : (X -> (vector X )) Purpose: to construct a vector vector-length ... vector-length : ((vector X) -> nat) Purpose: to determine the length of a vector vector-ref : ((vector X) nat -> X) Purpose: to extract an element from a vector vector-set! : ((vectorof X) nat ... Purpose: to update a vector vector? : (any -> boolean) Purpose: to determine if a value is a vector box : (any -> box) Purpose: to construct a box box? : (any -> boolean) Trang 4Purpose: to

Ngày tải lên: 12/08/2014, 19:20

... distance-to-0 must employ a different method to calculate the distance to the origin Thus we need to use a cond-expression to distinguish the two cases Unfortunately, we don't have any operations to ... coordinates to compute the distance Put differently, we know how to combine two numbers into a posn structure using make-posn and we don't know how to extract these numbers from a posn structure Scheme ... we can use to create data and to program: 1 make-posn, the CONSTRUCTOR, which creates posn structures; 2 posn-x, a SELECTOR, which extracts the x coordinate; 3 posn-y, also a selector, which

Ngày tải lên: 12/08/2014, 19:20

... inventory that includes pictures with each object Show how to represent the inventory listing in figure 29.33 Develop the function show-picture The function consumes a symbol, the name of a toy, ... Fortunately, the items of lists do not have to be atomic values Lists may contain whatever values we want, especially structures Let's try to make our toy store inventory functions more realistic We start ... we proceed The simplest example of an inventory is empty To create a larger inventory, we must create an inventory record and cons it onto another inventory: (cons (make-ir doll 17.95) empty)

Ngày tải lên: 12/08/2014, 19:20

... 16.2.3 Show how to model a directory with two more attributes: a size and a systems attribute The former measures how much space the directory itself (as opposed to its files and subdirectories) ... processing functions to process directory trees If we were to write a function that consumes a directory (tree) and counts how many files are contained, it would be identical to a function that ... decision we need to make is what to focus on and what to ignore Consider the directory tree in figure 44 and let's imagine how it is created When a user first creates a directory, it is empty

Ngày tải lên: 12/08/2014, 19:20

... functions that draw onto a canvas Designing it with the recipe for structures makes no sense, however After all, it is already clear how to draw-and-clear the ball and how to move it, too What is needed ... estimate is to the actual area Let us agree that R stands for the number of rectangles that we wish to consider To determine how large these rectangles are, we need to figure out how large their ... The graph of some function To design a ``differentiator'' we must study how we could construct lines that have the same slope as a curve In principle, such a line touches the curve at just that

Ngày tải lên: 12/08/2014, 19:20

... of vectors A vector is a well-defined mathematical class of data with specific basic operations For our purposes, it suffices to know how to construct them, how to extract values, and how to recognize ... it is possible to start a route in a node and to return to the same node Specifically, it is possible to move from B to E to C and back to B And indeed, if applied find-route to ' , ' , and a ... we wish to travel from E to D, we have two choices: 1 We either travel from E to F and then to D 2 Or, we travel from E to C and then to D For some nodes, however, it is impossible to connect

Ngày tải lên: 12/08/2014, 19:20

... hand-evaluation shows that the local definition for z serves to evaluate a set!-expression and ``to throw away'' its value After all, a set!'s true purpose is to change a definition and not to generate ... section shows how set! changes the meaning of address-book over time and how the two functions, book and lookup, implement the services that we discussed in section 34 The exercises show how useful ... current-color to 'red, we follow a conventional rule of engineering to put devices into their least harmful state when starting it up.70 At first glance, these initializers don't seem to add much to our

Ngày tải lên: 12/08/2014, 19:20

... (See the “Selectors 112 HOW TO DESIGN AND WRITE WEB PAGES TODAY and Specificity” sidebar above, which will be useful knowledge if you have to write complex selectors.) Grouping Selectors There are ... live with it, it’s better to get something together that works basically the way you want it to Then you 122 HOW TO DESIGN AND WRITE WEB PAGES TODAY can devote yourself to the site’s ongoing improvement ... the top of the page With CSS positioning, 126 HOW TO DESIGN AND WRITE WEB PAGES TODAY Figure 11.2 A part of prototype.htm visible in the Notepad++ editor, revealing the file’s source order however,...

Ngày tải lên: 12/08/2014, 15:21

... (listof Y)) (listof X)) -> (listof Z)) Purpose: to select the rest of the first list in the first list of a list cdadr : ((cons W (cons (cons Z (listof Y)) (listof X))) -> (listof Y)) Purpose: to ... (cons Z (listof Y)) (listof X)) -> (listof Y)) Purpose: to select the rest of a non-empty list in a list cddar : ((cons (cons W (cons Z (listof Y))) (listof X)) -> (listof Y)) Purpose: to select ... ((cons Y (listof X)) -> (listof X)) Purpose: to select the rest of a non-empty list cons : (X (listof X) -> (listof X)) Purpose: to construct a list cons? : (any -> boolean) Purpose: to determine...

Ngày tải lên: 12/08/2014, 19:20

... function to- blue-eyed-ancestor The function consumes a family tree (ftn) (see section 14.1) and produces a list that explains how to get to a blue-eyed ancestor If there is no blue-eyed ancestor, ... and header are as follows: ;; to- blue-eyed-ancestor : ftn -> path or false ;; to compute the path from a-ftn tree to a blue-eyed ancestor (define (to- blue-eyed-ancestor a-ftn) ) A path is a list ... names: (listof number) -> (listof number) (listof IR) -> (listof symbol) Comparing the two contracts shows that they differ in two places To the left of ->, we have number and IR; to the right,...

Ngày tải lên: 12/08/2014, 19:20

... (cons W (listof Z)) (listof Y)) (listof X)) -> (listof Z)) caar : ((cons (cons Z (listof Y)) (listof X)) -> Z) cadar : ((cons (cons W (cons Z (listof Y))) (listof X)) -> Z) cadddr : ((listof Y) -> ... (cons (cons Z (listof Y)) (listof X))) -> (listof Y)) cdar : ((cons (cons Z (listof Y)) (listof X)) -> (listof Y)) cddar : ((cons (cons W (cons Z (listof Y))) (listof X)) -> (listof Y)) cdddr : ... (cons W (listof Z)) (listof Y)) (listof X)) -> (listof Z)) caar : ((cons (cons Z (listof Y)) (listof X)) -> Z) cadar : ((cons (cons W (cons Z (listof Y))) (listof X)) -> Z) cadddr : ((listof Y) ->...

Ngày tải lên: 27/06/2014, 12:20

... in mind while making the design? If the design appears to be custom, you think that its creator spent a great deal of time on it? 20 HOW TO DESIGN AND WRITE WEB PAGES TODAY Reading for Performance ... Does the design seem to support the READING THE WEB 19 content of the site—or to contradict it? Does the design affect how credible you believe its author/designer to be? Reading for Design Effective ... specifications that they had helped to write 38 HOW TO DESIGN AND WRITE WEB PAGES TODAY VALIDATE THIS! One interesting benefit to designing your pages according to Web standards is that there is...

Ngày tải lên: 12/08/2014, 15:21

... it’s important to buy the “welcome mat”—the domain name—that you want to use to direct people to your “house”— the contents of your Web site 50 HOW TO DESIGN AND WRITE WEB PAGES TODAY SCHOOL/BUSINESS ... widescreen desktop computers and miniature cell phone screens, with keyboards, 56 HOW TO DESIGN AND WRITE WEB PAGES TODAY touchpads/touchscreens, and mice Sites must also be accessible to search engines, ... and designing it That never happens But designing to that fantasy seems to happen a lot, judging by writers and designers who unselectively post tons of content and design poor navigation Designers...

Ngày tải lên: 12/08/2014, 15:21

... the store It’s important to complement your site’s navigation area 178 HOW TO DESIGN AND WRITE WEB PAGES TODAY with features like promotional sidebars to encourage exploration; even a well-designed ... to Top, or to take people to the very top of the page, if you use , as in the RPK) However, if your pages are getting so long that you feel it necessary to ... a link that scrolls back to the top, it might be time to revise your page for length—or split its content up over multiple pages 180 HOW TO DESIGN AND WRITE WEB PAGES TODAY “my,” “us,” “our,”...

Ngày tải lên: 12/08/2014, 15:21

... at how DOM scripting can be used to alter your design for larger screens Figure 17.18 The page looks incomplete because of the white area at the bottom 224 HOW TO DESIGN AND WRITE WEB PAGES TODAY ... navigation styles from previous chapters The design looks very boxy and does not seem to fit together very well One of the easier ways to pull a design together is to tile an image on the background that ... A background image to tile on the body to help pull the design together (The space around the image is due to how Firefox displays images directly.) Figure 17.14 The page design with the background...

Ngày tải lên: 12/08/2014, 15:21

... which will go all the way back to the hard drive, C:/ The file URL also makes things needlessly confusing when it comes to designing 250 HOW TO DESIGN AND WRITE WEB PAGES TODAY your URLs And if you ... comes time to start linking your pages together, whether through site navigation or contextual links in your site’s content To link to resources within your site requires an 254 HOW TO DESIGN AND ... As you begin to build a site architecture and test your pages using XAMPP, you move closer to creating a site that is ready for posting to 256 HOW TO DESIGN AND WRITE WEB PAGES TODAY the open...

Ngày tải lên: 12/08/2014, 15:21