PHP

Is there any way to write the title to the page? below is part of the code. when you open the page, there is content on the page, but the title of the page is a Web site. how to write this title. Header ("Content-type: application/octet-stream ");

The error mysql_fetch_array (): suppliedargumentisnotavalidMySQLresultresource always appears mysql_fetch_array (): supplied argument is not a valid MySQL result resource in D. Please help me! $ SQL = "select * from 'topic 'order by id limit $

A piece of code does not quite understand echo" Last file modification time ". date (" Y-m-d H: I: s) ", $ file_info ['mtime']); Echo" Last file modification time" Add. date ("Y-m-d H: I: s)" to the end of the connection. why do we add these two

How to convert a tree array into a common two-dimensional array ask how to convert a tree array into a common two-dimensional array The order of elements does not matter ~~ This structure is enough. For example Array ( [0] => Array ( [Kind_id] =>

How to insert records into word tables with foreign key constraints? I have created two tables in mysql. Mysql> describe room; + -------- + ---------- + ------ + ----- + --------- + ------- + | Field | Type | Null | Key | Default | Extra | + --------

How does PHP make a contact form? [Img = http://pan.baidu.com/share/link? Container ID = 349025 & uk = 926243211] [/img] This is how the customer sends the message to my mailbox after leaving a message. How can this problem be achieved? I know

PHP traverses the XML file in the specified folder, with 100 points and 100 points. The XML file format is: 130112001. jpg 130112001.3gp An XML file is equivalent to a piece of data. Since I am a beginner in

For POST-uploaded values, if a piece of js code cannot be uploaded, you can add the js for verification login after removing the code, and then click submit to submit. the uname value and pwd value are empty, the uname value and pwd value can be

How can I optimize a single server for real-time query? One of the ip tables is frequently written into php + mysql. how can I optimize a single server for real-time queries? One of the ip tables is frequently written. Php + mysql The company

Which PHP version is better? 5.2 or 5.4? Reply to discussion (solution) Both can be used. Php 5.5 is about to be officially releasedPhp development organization recommends that you upgrade to php 5.3.22 or php 5.4.12 I tested: in the same

We are currently working on a php ubb transcoding task. The code highlighting plug-in is used. If I use nl2br, each line will contain , Pre also exists, resulting in It is typed out. If it is not added, multiple lines of text are displayed in

Cheap VM really cannot believe it! In addition to the last. htacess file, I only moved the website and the program was not moved. Today I found a bunch of problems. ; Magic quotes for incoming GET/POST/Cookie data. Magic_quotes_gpc = Off ;

How can I ignore submit when passing php forms? On-campus users need to import students in batches, but the user password in the database is specially encrypted, so direct import of the database is not acceptable. Then I want to import the data

I want to convert an array into json The array is output in this way. Print_r ($ arrary); // output result: array ([0] => upload/2013/05/09/14303 .jpeg [1] => upload/2013/05/09/14300 .jpeg [2] => upload/2013/05/09/148 .jpeg [3] => upload/2013/05/09

Whether curl can download 115 of resources 1 MB of resources, with thunder (non-115VIP), the original thread 1 has been set, but the average speed is only 10 KB, an error is prompted at the bottom of 60%. After analyzing the URL address rules, it is

Is the array variable $ _ POST [] the same for different users? For example, if user A accesses index. php, the content of his $ _ POST [] array is the same as the content of the $ _ POST [] array variable when user B accesses it? Are they the same

How does php convert a large string to unsignedlonglong? How does php convert a large string to unsigned long? The string is 13353715570921140386" How can we convert it into an unsigned long number? Thanks Reply to discussion (solution)

ThinkPHP does not execute dynamic content after using includefile to introduce the template. what should I do? Menu is an operation to extract data from the database to generate a menu, I want to reference it on the homepage, After the

Ask a question. Name .""; Echo" My age is: ". $ this-> age ;}} sum($a,$b); return $this->prt($a,$c); } } $c=new cal(); echo "(2+3)*10= " .$c->result('2','3','10');?> Can you give me a detailed answer? I don't

I would like to ask you some knowledge about SQL queries. I have some basic SQL knowledge and a little knowledge about SQL queries. I have never learned any questions (mainly for SQL queries ), please give us some advice. The basic knowledge is as