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jquery verification upload picture with size verification and picture preview effect*/ function Submit_upload_picture () { var file = $ (' File_c '). Value; if (!/. ( gif|jpg|jpeg|png|gif|jpg|png) $/.test (file)) { Alert ("Picture type

1. Remove the WWW tag from the domain name Copy Code code as follows: Rewritecond%{http_host}!^jb51\.net$ [NC] Rewriterule.? Http://jb51.net%{request_uri} [R=301,l] 2. Remove the WWW tag, but save the child domain name

#user nobody;Worker_processes 1;Error_log Logs/error.log;#error_log Logs/error.log Notice;#error_log Logs/error.log Info;#pid Logs/nginx.pid;Worker_rlimit_nofile 204800;Events {Worker_connections 204800;Multi_accept on;Use Epoll;}HTTP {Include

This article introduces how to use Apache htaccess in php to prevent Image leeching. For more information, see Apache. Method 1:The required command is as follows: The code is as follows:RewriteEngine onRewriteCond % {HTTP_REFERER }! ^

Recently, we are going to build an image server with nginx, which looks at nginx's powerful static file processing capabilities. Because the image volume is relatively large, it runs separately from the web server (which is also nginx). although it

(PS: Latest Progress-& amp; gt; I failed to call the File Upload class library, that is, I $ this-& amp; gt; load-& amp; gt; library (& #039; upload & #039;, $ cofig) The problem occurs here. You can echo a sentence before this sentence, and then

Have you studied today? This example uploads a picture, it should be noted that the ID name does not duplicate, otherwise the runtime will be misled, increase their debugging bug time. formenctype= "Multipart/form-data"ID= "FM4"Method=

Method 1:The required command is as follows:Copy codeThe Code is as follows:RewriteEngine onRewriteCond % {HTTP_REFERER }! ^ $RewriteCond % {HTTP_REFERER }! ^ Http: // (www .)? Simue.com/. * $ [NC]RewriteRule. (gif & line; jpg) $-[F]If you think it

Front-end code {code ...} controller: define an array and set some upload-related parameters {code ...} call the CI Upload generic class and execute the upload {code ...} receive error message or success message {code ...} {code ...} front-end code

The vulnerability only tests the latest v3.8 version. I do not know whether the vulnerability exists in the earlier version. The PHP version of ewebeditor does not use a database to save configuration information. All information is stored in

Original: http://seanlook.com/2015/05/17/nginx-location-rewrite/1. location regular Writing location =/{# Exact Match/, cannot take any strings after host name[Configuration A]} Location/{# Because all the addresses start with/, so this rule will

I. nginx.confVim/usr/local/nginx/conf/nginx.conf//clear The original configuration, add the Following:User Nobody nobody;Worker_processes 2;Error_log/usr/local/nginx/logs/nginx_error.log crit;pid/usr/local/nginx/logs/nginx.pid;Worker_rlimit_nofile 51

Browser compatibility is the biggest headache for front-end estimation, especially for IE browsers. The front-end usually creates a page to prompt users to upgrade their browsers or display simple static pages. Then we need O & M to configure nginx

Php regular expression to get all the image addresses on the page ,. Php regular expression to get all the image addresses on the page ,? Php retrieves all the image addresses on the page: functiongetimages ($ str) {$ match_str () + ([^ rn () ^ $! '|

Location =/{# exact match/, the host name cannot be followed by any strings [configuration A]}location/{# Because all the addresses are/start, so this rule will match to all requests # but the regular and longest strings will first match

I. Location Syntax: Location [= | ~ | ~ * | ^ ~] /Uri /{... } Note: 1 ,~ For case-sensitive matching 2 ,~ * Case-insensitive matching 3 ,!~ And !~ * Case-insensitive and case-insensitive do not match. Example 1: Location /{}

A Nginx Basic Knowledge1. IntroductionNginx ("Engine X") is a high-performance HTTP and reverse proxy server, also a IMAP/POP3/SMTP proxy server. Nginx was developed by Igor Sysoev, the second-most visited rambler.ru site in Russia, which has

Copy CodeThe code is as follows: /* * Function: PHP image watermark (watermark supports picture or text) Parameters * $groundImage background image, that is, need to add a watermark image, temporarily only support gif,jpg,png format; * $waterPos

An example:Location =/{# exact Match/, cannot carry any string after hostname [configuration A]}location/{# because all the addresses start with/, so this rule will match all requests# but regular and longest strings match [configuration B]}location/

Enable mod_rewriteEnable mod_rewrite moduleTo use the URL rewriting function, you must install the mod_rewrite module. Use the phpinfo () function to find the Apache Modules section. You can see the current apache loading module.If mod_rewrite is