The simplest combination of arrays we just use Array_merge to
Array_merge () merges the cells of two or more arrays, and the values in one array are appended to the previous array. Returns an array as the result.
When the array key name is a
PHP Mail can be used with its own mail () function, but this function is very bad, need to configure the mail server, and does not support SMTP authentication, in many cases does not work properly. I found a code to send an email, but it always goes
The following extracts are only part of the text:If we were to design a topic table and a reply form, the usual practice would be as follows.This allows you to use the paging algorithm to extract topics when you get a list of topics, and to jion
Wrote a long time ago is also about high-performance PHP picture dynamic cropping scheme article, the article is used Nginx cache and rewrite implementation, of course, plus CDN, the solution exists a problem is that the picture is not actually
With the continuous upgrading of hardware configuration, for small and medium sized applications, the space complexity of the algorithm requirements are also relaxed a lot. However, in today's Web2.0 era, the time complexity of the application has a
In general, we are sorted by database or NoSQL (Eg:redis) and then exported to the program for direct use. But there are times when we need to sort the arrays directly from PHP, while in PHP we use most of the objects and arrays to store the data.
Installation
The installation of YII consists of the following two steps:
Download the YII framework from yiiframework.com.Extract the Yii compression pack into a WEB accessible directory.tip| Hint: Installation in the Web directory is not
One, about Taobao IP address library
The services we currently offer include:1. According to the IP address provided by the user, the geographic and geographic information of the IP address is quickly queried, including the state, province, city
1. PHP Cookies
A cookie is a mechanism for storing data on a remote browser side to track and identify the user. PHP sends cookies in the header information of the HTTP protocol, so the Setcookie () function must be called before other information
As the creator of the theme, in addition to the implementation of features, display interface, but also the responsibility to make the theme flexible to meet more people different needs.Maybe some friends have bothered to choose a two-column theme
This article is the main part of the PHP class on the $this,static,final,const,self of these key words to use the method.
$this
$this represents the current instance, using the form of $this->value= ' phpernote ' when the internal method of the
Previous attempts to use Memcache, later found memcached support Setmulti method, ready to switch to the memcached library.
(try, in fact, memcache from support for multivalued set, but not on the document, see Changelog seems to be 3.0 starting
Regarding the issue of generating a unique digital ID, is it necessary to generate a random number using Rand and then go to the database query for this number? Feel this kind of words a little time-consuming, is there any other way?
Of course not,
Related knowledge: Customer Shun Tong PHP online customer service System v2.0.0
Pescms Ticket
Pesmcs Ticket (hereinafter called PT) is an open source customer service system based on the GPLV2 protocol. PT based on PESCMS2 as the core development,
PHP encryption and decryption string functions frequently used in programs
The code is as follows:
/********************************************************************* function Name: Encrypt function: Encrypt decryption string use method:
Nginx is a very lightweight HTTP server written by the Russians, written in event-driven fashion, so it has very good performance and is also a very efficient reverse proxy, load balancing. It has the performance of matching lighttpd while there is
Its advantages are:
1, you can define multiple separators at once. When a function is executed, it is cut by a single delimiter rather than by the entire separator, while the explode is cut by the entire separator string. Therefore, explode can be
Directly on the code, I hope you read carefully.
Method One: Speaking of SQL query paging, you need to call several functions, see script: 1.pager.class.php
_conn = = False | |!is_resource ($this->_conn)) {Warninglog (__method__ .
':
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