web programming with cgi

... to CGI • Common Gateway Interface (CGI) – Enables applications to interact with Web servers • Indirectly interact with clients /Web browsers – Can make decision based on user input – Dynamic Web ... 2003 Prentice Hall, Inc All rights reserved 16 16.9 Simple CGI Script • Now, need to output to Web browser – With CGI, redirect output to Web server itself – Output goes to client's browser – cout ... executed as CGI script • Standard output redirected to client Web browser • To execute program – Put C++ executable in cgi- bin directory – Changed extension from exe to cgi • localtime .cgi – To...

Ngày tải lên: 24/03/2014, 20:21

... goals If you intend to start creating web sites for companies, you may come across clients who think they need a web site (or an update to their existing web site) but are not sure what they should ... Positioning the various elements within the page Once you have looked at the overall layout of the page in this chapter, see Chapter 10 for some more specific issues of design within the page, such as ... understand what a web site can for the business before you start work on it Let’s consider a few examples: A photographer might want a site to act as a portfolio of his or her work along with contact...

Ngày tải lên: 24/10/2013, 12:15

... times In order to mean anything, the programming language first requires an environment to work within In this case, you will be looking at using JavaScript with web documents in the browser (technically, ... element with a : Register with us: The rest of the form lives inside a table within the ... learn the basics of a programming language called JavaScript JavaScript is a lightweight programming language, often referred to as a scripting language, but in working with it, you can learn...

Ngày tải lên: 07/11/2013, 15:15

... ting to Program with JavaScript Having learned about the DOM, you can see how it allows you to access a document in a web browser However, it is JavaScript that introduces real programming concepts ... document.write(daysRemaining) The problem with this is that you end up with a result that is very long (either plus if you read this in 2008 or minus if you read it after 2008) With 86,400,000 milliseconds ... inherent limitations; for example, if I am dealing with dates and time, I want to be able to add hours to certain types of data without ending up with 25:30 as a time (even though I often wish I...

Ngày tải lên: 14/12/2013, 21:16

... main points of accessibility; some popular tools are: ❑ WebExact from Watchfire http://webxact.watchfire.com/ ❑ Wave from WebAim at www.webaim.org/resources/wave/ ❑ LIFT from UsableNet at www.usablenet.com/usablenet_liftmachine.html ... identifies a machine on the web and this machine holds your web site So when you are ready to put your site out on the Web, you are going to need some space on a web server Hundreds of companies ... 12: Working with JavaScript The interesting part for you is the table, and how you make that integrate with the MochiKit scripts Three parts of the page need to be identified to work with the scripts:...

Ngày tải lên: 14/12/2013, 21:16

... your web development career If you want to work more with graphics I advise you to start with Photoshop or Flash, whereas if you want to work more on programming, start learning a server-side programming ... desktop computer with the right software installed, but you will want to host the finished web site on a web server The first applications created using a script on a server were known as CGI scripts ... on web sites I hope this helps you decide what technology you might want to start learning next when you have gained experience with everything you’ve learned in this book Server-Side Web Programming: ...

Ngày tải lên: 14/12/2013, 21:16

... hobbyist or want to make a career of web programming, this book teaches you the basics of programming for the Web Sure, the term “programmer” might be associated with geeks, but as you will see by ... to create web pages, and for people who might have dabbled in writing web pages (perhaps using some kind of web- page authoring tool) but want to really understand the languages of the Web to create ... access the Web, but also help make your sites available to more visitors You don’t need any previous programming experience to work with this book This is one of the first steps on the programming...

Ngày tải lên: 24/12/2013, 07:17

... horizontal alignment of content within the column bgcolor = color Specifies the background color for the group of columns char = string Specifies the alignment character for text within the cells 572 Please ... container align = center | left | right Specifies the alignment of text within the element nowrap = nowrap Prevents word-wrapping within this element (all) Denotes a definition list compact ... follows class = classname Specifies a class to associate style rules with this element dir = ltr | rtl Specifies the direction of text within this element Id = string Specifies a unique identifier for...

Ngày tải lên: 24/12/2013, 07:17

... capital letter A with circumflex à à Latin capital letter A with tilde Ä Ä Latin capital letter A with diaeresis Å Å Latin capital letter A with ring above ... capital letter C with cedilla È ẩ È Latin capital letter E with grave É ẫ É Latin capital letter E with acute Ê ấ Ê Latin capital letter E with circumflex Ë ... capital letter E with diaeresis Ì è Ì Latin capital letter I with grave Í Í Latin capital letter I with acute Î ẻ Î Latin capital letter I with circumflex Ï...

Ngày tải lên: 24/12/2013, 07:17

... XHTML ❑ Specifying font appearances without using CSS ❑ Controlling backgrounds without using CSS ❑ Controlling presentations of links, lists, and tables without using CSS ❑ Elements and attributes ... attribute values, even attributes without values, and you will see elements that not have closing tags You will see pages without DOCTYPE declarations and pages littered with deprecated markup Keep ... of the element so that scripts can communicate with it (only deprecated for use with the element) archive A space-delimited set of URLs with multiple Java classes or other resources that...

Ngày tải lên: 24/12/2013, 07:17

... setting, 507 expiring web pages, 505 element, 10 http-equiv attribute, 505–508 name attribute, 503–505 rating web pages, 506–507 redirecting web pages, 506 refreshing web pages, 506 scheme ... 601 vspace property, 420 W element, 606 W3C DOM objects, 422 web hosting, 518 web marketing, 525–526 web pages, 505–507 web site aims, 324–325 categorization, 327–328 content, defining, ... 466 serif fonts, 367 server-side image maps, 100, 101–102 server-side language, 532 server-side web programming, 531–532 setDate( ) method, 443 setFullYear( ) method, 443 setHours( ) method, 443...

Ngày tải lên: 24/12/2013, 07:17

... hobbyist or want to make a career of web programming, this book teaches you the basics of programming for the Web Sure, the term “programmer” might be associated with geeks, but as you will see by ... to create web pages, and for people who might have dabbled in writing web pages (perhaps using some kind of web- page authoring tool) but want to really understand the languages of the Web to create ... access the Web, but also help make your sites available to more visitors You don’t need any previous programming experience to work with this book This is one of the first steps on the programming...

Ngày tải lên: 24/12/2013, 10:19

... often credited with being the secret behind the Web s phenomenal success Hyperlinks allow visitors to navigate between web sites by clicking on words, phrases, and images The average web site is ... transferring files on the Web While HTTP is a lot more popular for viewing web sites because of its integration with browsers, FTP is still commonly used to transfer large files across the Web and to upload ... Footnotes 1 The World Wide Web was invented by Tim Berners-Lee 2 The W3C is the World Wide Web Consortium who maintain many Web standards Please purchase...

Ngày tải lên: 24/12/2013, 10:19

... often credited with being the secret behind the Web s phenomenal success Hyperlinks allow visitors to navigate between web sites by clicking on words, phrases, and images The average web site is ... transferring files on the Web While HTTP is a lot more popular for viewing web sites because of its integration with browsers, FTP is still commonly used to transfer large files across the Web and to upload ... Footnotes 1 The World Wide Web was invented by Tim Berners-Lee 2 The W3C is the World Wide Web Consortium who maintain many Web standards Please purchase...

Ngày tải lên: 21/01/2014, 13:20

... only the changed pixels need storing with each frame, along with their positions It is not suitable, however, for photographic images because you end up with a very large image You should be ... the image is aligned with top of the current line of text middle The middle of the image is aligned with the current text baseline bottom The bottom of the image is aligned with the baseline of ... frequently used with tables When used with the element, it indicates whether the table should be aligned to the left (the default), right, or center of the page (When used with cells, as...

Ngày tải lên: 21/01/2014, 16:20

... What you with the data that you collect depends upon the server your web site is hosted on XHTML is used only to present the form to the user; it does not allow you to say what happens with that ... form names with the characters frm, it is also common to start text input names with the characters txt to indicate that the form controls a text box This is especially handy when working with the ... element with a type attribute whose value is submit, reset, or button ❑ Using an element with a type attribute whose value is image ❑ Using a element With each different...

Ngày tải lên: 21/01/2014, 16:20

... used with With elements, such as those shown previously, the browser scrolls to that part of the page automatically and gives focus to the first form control in the section When used with ... to create a frameset document with multiple frames ❑ How to create inline frames (or iframes), which are single windows that sit within another page ❑ How to deal with users whose browsers cannot ... of the frame will be inline with the text around it middle The middle of the frame will be inline with text around it bottom The bottom of the frame will be inline with the text around it (the...

Ngày tải lên: 21/01/2014, 16:20

... begins with en and is followed with a hyphen (it is designed for use with language attributes) Prefix selector (CSS3) p[attr^”b”] Any element carrying any attribute whose value begins with ... element subscript With images, the top of the image should be on the baseline With text, the top of the font body should be on the baseline super Makes the element superscript With images, the ... image should be level with the top of the font With text, the bottom of the descender (the parts of letters such as g and p that go beneath the line of text) should align with the top of the font...

Ngày tải lên: 21/01/2014, 16:20

... gives you an idea of how this style sheet will look with (ch08_eg01.html), although it is rather hard to see the full effect of this in print, with the links changing as the user rolls the mouse ... watermark The key difference with this setting is that the background image can stay in the same position even when the user scrolls up and down a page or scrolls with all of the other elements ... Firefox Tables In the last chapter, you saw a couple of examples that use CSS with tables Properties that are commonly used with the , , and elements include the following: ❑ padding...

Ngày tải lên: 21/01/2014, 16:20