大家我快疯掉了,快来帮我看下
我在本地做的程序,连接数据库什么都一切正常,但是现在传到人家那空间上就报这样的错误,人家是linux系统,错误如下:
[size=13px][b]mysql_connect() [function.mysql-connect]: Lost connection to MySQL server at 'reading initial communication packet', system error: 111 [/b][/size]
大家看到希望能尽快帮我,不然我完蛋了,人家不要这个系统了,我就白做了,谢谢大家。
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google一下。 http://www.dzhope.com/post/538/
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先看数据库正常不 表结构和你测试环境一样?
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你数据库连接有问题
参考如下:
Debian下Mysql服务器远程连接时会出现:Lost connection to MySQL server at 'reading initial communication packet'的错误,用户权限已设置为允许任意主机连接。其实问题出在Mysql的配置上,在my.cnf里,有一条是bind-address=127.0.0.1,其含义是仅监听本地连接,将该条注释后重启Mysql服务即可顺利连接远程服务器。communication packet'的错误,用户权限已设置为允许任意主机连接。其实问题出在Mysql的配置上,在my.cnf里,有一条是bind-address=127.0.0.1,其含义是仅监听本地连接,将该条注释后重启Mysql服务即可顺利连接远程服务器。
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你写个测试php 看数据库正常不正常
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如果你改不了服务器,估计是没戏了。人家不让你远程链接
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问下对方的空间商数据库连接的ip 帐号 密码.按照空间商提供的参数修改你的配置文件.
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多半是数据库服务器名写错了
你查阅一下在购买空间时供应商给你的文档

PHP is widely used in e-commerce, content management systems and API development. 1) E-commerce: used for shopping cart function and payment processing. 2) Content management system: used for dynamic content generation and user management. 3) API development: used for RESTful API development and API security. Through performance optimization and best practices, the efficiency and maintainability of PHP applications are improved.

PHP makes it easy to create interactive web content. 1) Dynamically generate content by embedding HTML and display it in real time based on user input or database data. 2) Process form submission and generate dynamic output to ensure that htmlspecialchars is used to prevent XSS. 3) Use MySQL to create a user registration system, and use password_hash and preprocessing statements to enhance security. Mastering these techniques will improve the efficiency of web development.

PHP and Python each have their own advantages, and choose according to project requirements. 1.PHP is suitable for web development, especially for rapid development and maintenance of websites. 2. Python is suitable for data science, machine learning and artificial intelligence, with concise syntax and suitable for beginners.

PHP is still dynamic and still occupies an important position in the field of modern programming. 1) PHP's simplicity and powerful community support make it widely used in web development; 2) Its flexibility and stability make it outstanding in handling web forms, database operations and file processing; 3) PHP is constantly evolving and optimizing, suitable for beginners and experienced developers.

PHP remains important in modern web development, especially in content management and e-commerce platforms. 1) PHP has a rich ecosystem and strong framework support, such as Laravel and Symfony. 2) Performance optimization can be achieved through OPcache and Nginx. 3) PHP8.0 introduces JIT compiler to improve performance. 4) Cloud-native applications are deployed through Docker and Kubernetes to improve flexibility and scalability.

PHP is suitable for web development, especially in rapid development and processing dynamic content, but is not good at data science and enterprise-level applications. Compared with Python, PHP has more advantages in web development, but is not as good as Python in the field of data science; compared with Java, PHP performs worse in enterprise-level applications, but is more flexible in web development; compared with JavaScript, PHP is more concise in back-end development, but is not as good as JavaScript in front-end development.

PHP and Python each have their own advantages and are suitable for different scenarios. 1.PHP is suitable for web development and provides built-in web servers and rich function libraries. 2. Python is suitable for data science and machine learning, with concise syntax and a powerful standard library. When choosing, it should be decided based on project requirements.

PHP is a scripting language widely used on the server side, especially suitable for web development. 1.PHP can embed HTML, process HTTP requests and responses, and supports a variety of databases. 2.PHP is used to generate dynamic web content, process form data, access databases, etc., with strong community support and open source resources. 3. PHP is an interpreted language, and the execution process includes lexical analysis, grammatical analysis, compilation and execution. 4.PHP can be combined with MySQL for advanced applications such as user registration systems. 5. When debugging PHP, you can use functions such as error_reporting() and var_dump(). 6. Optimize PHP code to use caching mechanisms, optimize database queries and use built-in functions. 7


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