PHP Yii: appears undefined offset or undefined index solution

yii

Today, porting a program to a remote server has a number of unusual errors, no local errors, and a variety of problems after the server. The problem that you are experiencing for the first time is summarized later and will be updated continuously 1.

Session and Cookie Understanding in PHP

The PHP session variable is used to store information about user sessions, or to change settings for user sessions. The session variable holds information that is a single user and is available to all pages in the application. Understanding: Session

PHP handles HTML string __html

when we develop the app interface, we often need to process HTML Rich text strings, with many useful functions in PHP for us to use functions you need to use:Str_replace () string replaces Html_entity_decode () HTML string to HTML tag strip_tags ()

The difference between JavaScript and the function of PHP and Python

1. JavaScript function Type:(a), the first kindfunction Test (param) { return 111;}(ii), the second type ofvar function (param) { return 222;}Note: Inside the applet is param:function () {}This is actually the same wording!(iii), the third

Which one should I choose for PHP CMS?

A friend wants to build a website in PHP. The website address is www.hefeipet.com. Select a CMS and which one? Is a problem. At present, there are too many php cms files on the internet, domestic and foreign. To open source

Sendmail sender mailbox setting in PHP

I used to set the sender suffix. This migration server forgot to record it from the beginning. 1: first, modify/etc/hosts. It is said that Sendmail uses the local domain name set in hosts. The solution is as follows: 127.0.0.1 aizher.com

Introduction to PhP accelerator eaccelerator

1. Introduction to PhP accelerator eaccelerator; Eaccelerator is a free and open source PHP accelerator. It optimizes and dynamically caches content, improves the cache performance of PHP scripts, and enables PHP scripts to be compiled, the

Ubuntu10.04 configure nginx + PHP-FPM Mode

Install PHP-FPM using PPA Installation kit $ sudo apt-get install python-software-properties Add PPA Source $ sudo add-apt-repository ppa:yola/php5 Install php5-fpm sudo apt-get updatesudo apt-get install php5-fpm Install other necessary

$ _ Request ['globals'] in PHP and how to handle the global variable Vulnerability

As we all know, when register_globals = on in PHP. ini, various variables are injected with code, such as request variables from HTML forms. In addition, PHP does not require initialization before using variables. This may cause insecurity. If

Zend encoder -- PHP encryption expert

When talking about web page encryption, you have to introduce the PHP encryption tool Zend encoder.   Why is Php encryption required? Because PHP is a scripting language, the source code is easily exposed after the release. Especially when using a

Methods of using PHP to operate XML files using the sax and simplexml Methods

1. Sax, that is, simpleAPIForSimple Application Interface of XML and XML        Specific steps: & #9312; create an XML Parser and use the xml_parser_create function. The parameter is encoded and the return value is the corresponding parser resource.

PHP Image Upload procedure

First, let's take a look at the code of the uploaded form: Code:   Type = "hidden" name = "max_file_size" value = "2000000"> file: Here are a few things to pay attention to. First, read this sentence ,Here we adopt the POST method, and some browsers

PHP and browser cache

We often optimize cache settings on the server, but we seldom pay attention to the client cache, accurate to the browser cache mechanism. In fact, each browser has a cache policy, which temporarily caches each browsed file in a special folder. When

Develop multi-task applications with PHP V5

  In addition to multiple processes, PHP can also support running in non-blocking mode, which is very powerful: d This article is transferred from IBM developerworks, and I will try again later to create an original article :)   ---------------------

Install memcached and call PHP

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1. Install libevent Because the libevent class library is required for installing memcached, install libevent first. 1. Download # Wget Http://www.monkey.org /~ Provos/libevent-2.0.12-stable.tar.gz   2. Extract # Tar xzfv

For PHP compilation parameters in Linux/Uinx, see the table.

In the Linux environment, PHP compiles Parameter Parsing. If you need to resolve this issue, please transfer it. The parameters are described in great detail. Also, I posted an article on the website 5iphp for the first time. Please pay more

Join the PHP paging class of the smarty template and database operation class, pass in SQL statements, and pass out the smarty Array

/**** By fallen moon shadow * Please mail me when you find errors!*/// Contains common database operations// Include 'db. Class. php ';// Contains the smarty database operation class library// Include "Smarty/libs/smarty. Class. php ";// Of course,

PHP installation error: Unable to load dynamic library

I haven't used PHP for a long time Today I installed it. Unable to load dynamic library 'C:/program files/PHP/EXT/php_mysql.dll   Cause: php_mysql.dll depends on libmysql. dll Although this file exists in the PHP installation directory, and I also

PHP page buffer processing mechanism ob_start () function

PHP has many mechanisms and functions, which are actually magicians. If you repeat them to make good use of them, or even simple applications, they will have amazing results. Here is an ob_start () function. The ob_start () function is used to open

How to connect php to a remote database server in apache

Problem description: a PHP script testdb to connect to a remote database. php, run: http: // localhost/testdb in the browser. php, error: Can't connect to MySQL server on '10. 60.56.220 '(13), but run php testdb locally. php, but normally connected

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