PHP Tutorials

Installation configuration of Nginx 1. To see if the machine is installed Nginx, use the following command: #service nginx Status #which Nginx #whereis Nginx #find/-name "*nginx*" #rpm-qa | grep nginx 2. General use of Yum

To seek, only to be worthy of their own Time in a hurry, unconsciously in the brothers have struggled for two months, think of this two months to learn the process of PHP, there are bitter sweet, sour and spicy, although bitter too sour too hot, but

Maxlength= "5", only 5 characters can be entered in the input box Size= "5", which indicates that input box only shows 5 visible characters, but you can enter ' countless ' multi-character content That is, the Size property specifies the width of

Pseudo code: Get ("Watchkey"); $total = ; Quantity if ($watchKey watch ("Watchkey"); $redis->multi (); Insert Data $redis->hset ("watchlist", "user_id_". $user _id_, $data); $redis->set ("Watchkey", $watchKey + +); $result =

$data"\r\n"."12332323"; //"\r\n"为txt文件的换行，引用时只能用双引号$rs = file_put_contents('go_pdm_log.txt'$dataFILE_APPEND); 使用file_put_contents（filename， data ， flags）直接将文本写入 fileaname 必选 写入数据的目录加文件名 data 必选 写入的数据 flags 可选

DOS Change root password: Of course, after installing phpmyadmin after the change password can also be modified by phpMyAdmin Format: Mysqladmin-u username-P Old password password new password Example: Add a password to root 123 First, in the

Tomcat using Nginx for load balancing is a simple thing 1. Environment preparation The two machine IPs are 192.168.0.166 192.168.0.167 , respectively. of which 166 installed Nginx 166 and 167 to install Tomcat separately Of course, you can choose

Thinkphp Source Code parsing (Version 3.1)-1 index.php Defining Path Constants Add-on Runtime directory runtime.php Check the PHP versionif(version_compare(PHP_VERSION,'5.2.0',' 5.2.0 !'); System Informationdefine('IS_CGI',

The example in this paper describes how Yii cleans up the cache. Share to everyone for your reference, as follows: Html: Copy the Code code as follows: function ClearCache () { $.get ('.. /eng/index.php?r=site/clear& ' +new Date (). GetTime (),

Nginx's load balancing strategy can be divided into two categories: built-in policies and extension strategies. Built-in policies include weighted polling and IP hashes, which, by default, are compiled into the Nginx kernel, simply by specifying the

Perverted PHP School - brother even IT Education It's over, project one review is over, and the first phase is over. Recall the class to now nearly 2 months of study and project period, summed up into two words: ' Habit '! ' And not as scary

1. One-dimensional array traversal foreach($arrayas$value){ echo$value;} 2. Two-dimensional array traversal foreach($array$key=>$val){ echo$key.'=>'.$val;} 3. Multidimensional Array traversal publicstaticfunctionmulti_arr_foreach($arr)

Modifying the nginx.conf configuration file server { Listen 801; server_name localhost; Access_log on; Location/{ Proxy_pass http://192.168.32.122:80; }} Monitor 801 ports, proxy to 122 of 80 ports '). addclass (' pre-numbering '). Hide (); $

The basic way to declare the parameters of an extension function is as follows:Zend_begin_arg_info (name, 0|1)Zend_end_arg_info ()The definition of each parameter can be one of the following macro definitions:Zend_arg_info declaring common

Here the export CSV format file and export Excel is similar, you can refer to the code, to achieve the export function. /** * CSV export */public function exportvoter () {Header ("cache-control:public"); Header ("Pragma:public"); Header ("content-

A: Introduction Tomcat handles dynamic requests in highly concurrent environments with low performance and is more vulnerable to handling static pages. Although the latest version of Tomcat supports Epoll, it is much better to handle static pages

This paper describes the implementation method of adding verification code in YII2. Share to everyone for your reference, as follows: First, add a CAPTCHA field to the model: Public Function rules () {return [' Verifycode ', ' Captcha '],}

Recently want to add a simple user name verification mechanism in the Web page, because previously used Sina cloud HTTP authorization authentication method, as a single page verification naturally more appropriate. In fact, the HTTP user

This article mainly introduces the use of character interception function Msubstr () in thinkphp, and analyzes the function of thinkphp character interception function msubstr () in detail in the case form, and uses the technique of definition and

PHP Find all parent set categories under sub-classification functionget_parent_id($cid){global$db; $pids''; $parent_id$db -> getOne("select parent_id from eload_category where cat_id = '".$cid."'"); if$parent_id'' ){ $pids$parent_id;