Redkit participated in recent spam hacking activities on the NBC website and the Boston bombing. Security experts analyzed that it may be being targeted at the use of WEB servers (such as Apache and Nginx), and may be installed on the server itself
From WIN2000 to win XP, and then to WIN2003, the increase in security for MS IIS servers is obvious. In WIN2000, a normal PHP shell can break it down; In Win XP, even if safe mode = off, you cannot execute system commands with functions such as
In WIN2000, a normal PHP shell can break it down; In Win XP, even if safe mode = off, you cannot execute system commands with functions such as system (), but we can also use the COM () function to break through; to win 2003, even if both IIS and
In page a.php, you want to count the number of elements (picture/link) clicks in the page and store the clicks.
PHP is currently interacting with the database, so I want the user to click (Image/Link), PHP can react, to update the database in the
[Content Overview]This book combines PHP development with MySQL applications and analyzes PHP and MySQL separately. It not only introduces the general concepts of PHP and MySQL, it also gives a comprehensive description of PHP and MySQL Web
PHP randomly generates a credit card number. PHP: how to generate a random credit card number. This article describes how to generate a random credit card number in PHP. it involves php's skills to generate a card number based on the credit card
An example of CONCAT (string concatenation function) and GROUP_CONCAT
CONCAT
Sometimes, we need to link the data obtained from different columns. Each database provides methods to achieve this purpose:MySQL: CONCAT ()
Oracle: CONCAT (), |
SQL
PHP import and export Excel method. Original author: I was surprised when I saw this article on the iceberg podcast. although we usually use some of them, they didn't list all of them. when I was writing an excel file
Original Author: podcasts on
How does js send variables to php, or how does js trigger php functions? in page A. php, we need to count the clicks of each element (image link) on the page and store the clicks. Currently, php interacts with the database. Therefore, you are
Recently, due to project requirements, a module needs to be developed to export some data in the system to Excel, and then export the data back to the system after modification. We will take the opportunity to make a summary of this study.Basically,
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