PHP

We have used a lot of new features without refreshing. Next I will introduce you to an instance, that is, implementing php + ajax to load data without refreshing new scrolling screens, the example is very simple. You only need to follow the process.

1-method 1 for finding the top 6-10 employees: selectemployee, salaryfrom (selectemployee, salary, row_number () over (orderby 1-evaluate the top 6-10 employees: select employee, salary from (select employee, salary, row_number () over (order

This article mainly introduces the comparison between php serialization functions serialize () and unserialize () and php native serialization methods. For more information, see. Php has a good method of formatting strings and converting them into

This article mainly introduces the simple use of PHP Data Structure Queue (SplQueue) and priority queue (SplPriorityQueue) instances. If you need a friend, you can refer to the queue data structure which is simpler, like queuing in our lives, it

This article mainly introduces the PHPHash algorithm: Times33 algorithm code example. This article provides the implementation code directly. If you need it, you can refer to the latest book, which mentions some Hash algorithms. I was quite

Oracle databases have three standard backup methods: Export/Import (EXPIMP), hot backup, and cold backup. Exporting spare parts is a logical backup, cold backup, and hot backup. Oracle databases have three standard backup methods: Export/Import (EXP/

-- Dynamic SQL and Dynamic Cursor declarecntnumber; beginexecuteimmediate -- Dynamic SQL and Dynamic Cursor declare cnt number; begin execute immediate -- Dynamic SQL and Dynamic CursorDeclareCnt number;BeginExecute immediate'Select count (*)

This article mainly introduces the typecho plug-in compiling tutorial (3): Saving the configuration. This article describes the complete method, how to save the configuration, and precautions for use, you can refer to the previous section to create

This article mainly introduces CodeIgniter's method of rewriting lighttpd server URL, and involves skills related to lighttpd server configuration and URL configuration rules, for more information about how CodeIgniter overwrites the lighttpd server

This article mainly introduces the related information about how php can solve the problem of reading the der-format certificate garbled characters. If you need it, refer to the following questions: My project needs to use the certificate

Stored procedures are essential tools in database systems. stored procedures are a collection of SQL statements pre-compiled to implement a complex function. I will not talk about its advantages, Stored procedures are essential tools in database

This article mainly introduces the regular expression capturing group and non-capturing group in php. If you need a regular expression, you can refer to the regular expression frequently used during project development, it can be said that regular

1. Mount the Backup Directory of the backup server. 1. Create a directory for storing the backup files. catdba is not used here. Therefore, the path of the Backup Directory of the production database must be the same as that of mkdirprodba. 1. Mount

The backup file can be customized in various formats, as follows: % c number of copies of the backup file % d database name % D number of days in the month (DD) the month in which % M is located The backup file can be customized in various formats,

Execute the sqlplus command in SSHSecureShell. If the SQL plus command cannot be found, the oracle environment variable is not configured. The configuration method is as follows: Find. ba under the root directory of the current user Run the sqlplus

In PHP development, Session is stored on the server side, which is relatively secure and not as long as Cookie. PHP processes Session functions including: session_start, session_register, register, session_unregister, Session_destroy, etc. Here we

Scan code payment is very popular in shopping malls. This article will share with you the problems encountered in the development of scan code payment and solutions-with the Ecshop payment plug-in, if you need it, you can refer to the recent

MySQL database cleanup MyISAMInnodb tables (MySQL 5.1.6 or later versions are supported) a large number of MyISAMlog tables in the data center need to be cleaned regularly, which is set to every weekend, about 10 Gb, 5 MySQL database cleanup MyISAM

When we make webpages, we often encounter Chinese garbled characters. How can this problem be solved? The following section of the script House will share with you four common html webpage garbled issues and solutions, if you need a friend, you can

This article describes how to install and use memcache in the php environment. It can apply any number of connections and use non-blocking network I/O. Because its working mechanism is to open up a space in the memory, and then establish a HashTable,