Linux system programming: Write a pwd command, linuxlinuxpwd
Pwd command: print the current working directory
We all know that each directory has two special directories (... and...), the current directory, and the upper directory. Each directory
PHP features: the command line mode starts with version 4.3.0. PHP provides a new type of cli sapi (Server Application Programming Interface, Server Application Programming Port) support, named CLI, command Line Interface, that is, Command Line
Starting with version 4.3.0, PHP provides a new type of CLI SAPI (Server application Programming Interface, service-side application programming port) support, called CLI, which means Command line Interface , which is the command-line interface. As
One, CGI mode installation security
Second, the Apache module to install security
When PHP is installed as an Apache module, it inherits the privileges of the Apache user (usually "nobody"). This has some impact on security and authentication. For
Php security configuration records and common errors (Summary), common php errors
After the php environment is deployed, some security settings are made. In addition to being familiar with various php vulnerabilities, you can also configure php. ini
Description of the ADODB class in PHP. Although PHP is a powerful tool for building a Web system, the function of accessing the database by PHP has never been standardized, although PHP is a powerful tool for building a Web system, the function of
installation PHP Mirrormethod One, through Dockerfile BuildCreate DockerfileFirst, create the directory php-fpm, which is used to store the related things behind.[Email protected]:~$ mkdir-p ~/php-fpm/logs ~/php-fpm/confThe logs directory will be
The answer is: when the server uses the php feature (function) to include any file, the source of the file to be included is not strictly filtered, so that it can contain a malicious file, we can construct this malicious file to achieve the evil
command line mode for PHP
Starting with version 4.3.0, PHP provides a new type of SAPI (Server application Programming Interface, service-side application programming port) support, called CLI, which means command line Interface, which is life The
After the php environment is deployed, some security settings are made. in addition to being familiar with various php vulnerabilities, you can also configure php. ini to reinforce the runtime environment of PHP, and PHP has been officially modified
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