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Ngày tải lên: 09/07/2014, 04:21

... Course,” for details). We’ll write each order that comes in to the same file. Then we’ll construct a Web interface for Bob’s staff to view the orders that have been received. 04 7842 CH02 3/6/01 3:37 ... built-in variable $DOCUMENT_ROOT. This variable points at the base of the document tree on your Web server. We’ve used the “ ” to mean “the parent directory of the $DOCUMENT_ROOT director...

Ngày tải lên: 06/07/2014, 19:20

... contents directly from the database. This is covered in Chapter 10, “Accessing Your MySQL Database from the Web with PHP.” You can also use various functions to extract part of an array or to reorder an array. ... the same time. (Not uncommon, especially when you start to get any kind of volume of traffic on a Web site.) What if one customer calls fopen() and begins writing, and then the...

Ngày tải lên: 06/07/2014, 19:20

... Feedback from web site strtoupper() Turns string to strtoupper($subject) FEEDBACK FROM uppercase WEB SITE strtolower() Turns string to strtolower($subject) feedback from lowercase web site ucfirst() ... ucfirst($subject) Feedback from character of string web site if it’s alphabetic ucwords() Capitalizes first ucwords($subject) Feedback From character of each Web Site word in the str...

Ngày tải lên: 06/07/2014, 19:20

Ngày tải lên: 06/07/2014, 19:20

... particularly useful for navigating dynamic data structures such as linked lists and trees. However, few Web- based applications require a data structure of this complexity, and so we have minimal use for ... in future. Because the present size limit is based on the underlying C data type double, it can potentially vary between operating systems or compilers. NOTE 07 7842 CH05 3/6/01 3:35 PM...

Ngày tải lên: 06/07/2014, 19:20

... is one of the principles of good database design that we talked about in Chapter 7, “Designing Your Web Database.” To put this information together in SQL, you must perform an operation called a join. ... run the SQL queries in this chapter. Instructions for doing this are in Chapter 8, “Creating Your Web Database.” What Is SQL? SQL stands for Structured Query Language. It’s the most stan...

Ngày tải lên: 06/07/2014, 19:20

... + Choosing Which Rows to Return One clause of the SELECT statement that can be particularly useful in Web applications is the LIMIT clause. This is used to specify which rows from the output should ... zero indexed—that is, the first row in the out- put is row number zero. This is very useful for Web applications, such as when the customer is browsing through prod- ucts in a catalog, and...

Ngày tải lên: 06/07/2014, 19:20

... go around. Depending on the capabilities of your hardware, you should adjust these so that each Web server process can have a connection. Choosing a Database to Use You will remember that when ... plan to use with a command such as use books; We also need to do this when connecting from the Web. We perform this from PHP with a call to the mysql_select_db() function, which we have done ......

Ngày tải lên: 06/07/2014, 19:20

... pro- gram on your Web server. Because this runs from the command line, it is an issue of operating system privilege. Web Issues When you connect your MySQL database to the Web, it raises some ... is, % matches all hosts—or as part of a hostname, for example, %.tangledweb.com.au matches all hosts ending in .tangledweb.com.au. If the password Using MySQL P ART II 250 14 7842 CH11 3/6/01 .....

Ngày tải lên: 06/07/2014, 19:20