Please help me recommend an open source questionnaire survey system

Please help me recommend the open-source questionnaire survey System 1, which can be set together with mixed options such as single-choice questions in the background, single-choice questions, multiple-choice questions, and empty-filling questions.

Warning: mysql_connect () [function. mysql-connect]: Accessdeniedforuser 'odbc '. what should I do?

Warning: mysql_connect () [function. mysql-connect]: Accessdeniedforuser 'odbc 'Warning: mysql_connect () [function. mysql-connec Warning: mysql_connect () [function. mysql-connect]: Access denied for user 'odbc' Warning: mysql_connect () [function.

Page dislocation problems

Webpage dislocation problems: Chinese, Japanese, and English pages. what is the problem ???, No code ., Misplacement is also a problem with css control. if the characters are occupied in different locations, you will be misplaced. Pay attention to

How to handle mysql statements

Mysql statement: a mysql deletion statement that deletes all URLs... for example, an article contains a URL link, I want to delete all the URLs, http://www.baidu.com or www.baidu.com to delete this delete mysql statement Could you tell me a mysql

[] How to repeat tens of millions of tables

[Help] how to repeat tens of millions of tables? It has always been a waste of tens of thousands of small databases. I don't know how different indexes and data types will affect the efficiency. Didn't my password be leaked recently? The next step

Why does array_walk solve this problem?

Why is array_walk like this PHPcode $ kk = array ('Chen', 'Wei', 'Kyle '); $ kk = array_walk ($ kk, create_function (' & amp; $ item', '$ item = trim ($ item);'); print why array_walk is like this PHP code $ Kk = array ('Chen', 'Wei',

I don't know what's wrong with upload.

I don't know what's wrong with upload. Upload.html HTMLcode & lt; html & gt; & lt; head & gt; & lt; title & gt; upload & lt;/title & gt; & lt;/head & gt; & lt; body & gt; the upload problem. I don't know where the error is. Upload.html HTML

New PHP code

A newbie asks for a PHP code and has graduated from high school for more than ten days. I have built a class website, which is the entire PHP website (EMLOG3.5). I want to add a password for verification before accessing the website, it is required

Readfilebinary (image) has one more header (0x0A). how can this problem be solved?

Readfilebinary (image) has one more header (0x0A). Hello everyone, our project has encountered a problem. When you use readfile to download an image file, the file will start with one more bit (0x0A) than the original one, and use UEdit to delete

How to deal with dedecms custom fields

How to deal with dedecms custom fields I have defined a field url in dedecms & nbsp; I would like to ask how to deal with it on the content page? How can I use explode to add aaa | bbb & nbsp; content pages in the background to convert the split

When you submit a form and refresh the parent page, the old pop-up dialog box appears. how can this problem be solved?

Submit the form. when the parent page is refreshed, the old pop-up dialog box is displayed on the parent page. php click a link to B. php modifies data B. submit data after php modification.. php refreshes the page at the same time. Each time you

What is the error? Fatalerror: Calltoundefinedfunctioncurl_init () in

Where is the error Fatalerror: Calltoundefinedfunctioncurl_init () in? Fatal & nbsp; error: & nbsp; Call & nbsp; to & nbsp; undefined & nbsp; f: call to undefined function curl_init () in? An error occurs when I run PHP during debugging. Fatal error:

An issue occurred when using open-flash-chart as a report.

When you use open-flash-chart as a report, you may encounter a problem when you use open-flash-chart as the report. $ dsjs = array (13,154 ); this directly written array can be used for drawing. However, you can use other code to obtain an array.

How to solve the problem of easy-to-use drawing?

I would like to ask you about the easy-to-use and beautiful graph types? (Bar chart, pie chart, line chart, and so on), jpgraph you deserve it. if you need gd library support, openflashchart is a good flashchart tool. Jpgraph is also very good.

Htaccess rules. Please help me write it. Thanks

Find an htaccess rule. Please help me write it. Thank you for finding an htaccess rule/tel/index. php? Convert id = 4 to/4 _ tel/index. php and RewriteEngineonRewriteCond % {REQUEST_FILE to find an htaccess rule. Please help me write it. Thank

What are the solutions for textarea line breaks?

What is the linefeed of textarea? I want to use the linefeed explode to split it into multi-line arrays and say \ r \ n on the Internet, but I can't try it, replace PHPcode $ content = str_replace (& quot; & lt; br/& gt; & quot;, & quot; \ r \ n &

How can I view opcode when installing VLD in PHP?

Follow this post to check the opcode for installing VLD in PHP. View opcode for installing VLD in PHP Follow this post to perform operations. Http://blog.csdn.net/21aspnet/article/details/7002644 However, the result is not displayed on the post.

Easyeclipsefprphp code prompt function solution

Easyeclipsefprphp code prompt function my easyeclipsefprphp creates a class. after instantiating an object, why do I not prompt the class attributes and methods after entering-& gt? Also, you cannot trace the class by pressing ctrl to click the

Php, js, handling array problems

Php and js are beginners who are dealing with arrays. some of them do not understand. After I use ajax to process PHP, I return an Array like this (& nbsp; [0] = & gt; Array & nbsp; (& nbsp; [0] = & gt; 2 & nbsp; [id php, js, handle array problems

Multi-keyword fuzzy search solution

Fuzzy search with multiple keywords is a common one. two or three keywords are queried at the same time, separated by spaces. Then perform the query. It does not need to be too complex. you can simply implement it. How can this problem be solved?

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