Php Display Image

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Image server architecture evolution

Now almost any application, such as a website, a web app and a mobile app, needs a picture display function, which is very important for the picture function from the bottom up. Must have a forward-looking planning picture server, picture upload and download speed is of crucial importance, of course, this is not to say that it is to engage in a very NB architecture, at least with some scalability and stability. Although all kinds of architecture design, I am here to talk about some of my personal ideas. For the picture server IO is undoubtedly the most serious resource consumption, for web applications need to picture service ...

PHP DataGrid 4.5 Publish PHP Data Grid tool

The PHP DataGrid is a tool for webhttp://www.aliyun.com/zixun/aggregation/7155.html "> developers common operations, such as grid based editing, creation, reading, Update and delete (CRUD). Phpgrid can easily edit data on the Web, quickly support Ajax PHP DataGrid, you can create a full-featured datagrid in PHP as two lines of code. ...

Illustration of 10 ways to reduce image theft

The intermediary transaction SEO diagnoses Taobao guest cloud host technology Hall Picture anti-theft: Is does not want own picture to be used by others. Picture anti-theft chain: is not want their own pictures are used by others, and consumption of their own server traffic. Picture burglar is difficult, perfect picture burglar that is almost impossible.  But there are still a lot of ways to reduce image theft, below are 10 kinds, choose one you like. ...

Three PHP Chinese verification code generation and transfer method

Three PHP tutorial Chinese verification code generation and transfer method Generate Chinese verification code in PHP must be generated and generated verification verification code is not the same operation, because gd function only accepts utf8 format encoded text, so use php to generate Chinese verification Before the first code to be encoded conversion, operation iconph icon can be an instance of PHP. * / $ ch_str = "Chinese characters you want to generate Chinese characters"; $ str = array (); for ($ i = 0; $ i <strlen ($ ch_s ...

PHP Graph Validation Code Generate Code and Include Ajax Validation Instance Application

Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...

PHP Graph Validation Code Generate Code and Include Ajax Validation Instance Application

Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...

PHP Scale Small graph function

PHP Tutorial Scaling Small graph function <?php class My_lib_functions {# ******************************************** # object to array # ************** function Object2array ($obj) {&nb ...

php generate various types of charts instance

.jpgraph Open Source Project Description jpgraph is an object-oriented graphics to create a function library. It can be used to generate histograms, pie charts, Gantt charts, mesh charts and other commonly used to some of the graphics. Supported image formats are gif, jpg and png. jpgraph is an open source php tutorial to prepare a dedicated class library. It makes the mapping becomes a very simple matter, you only need to remove the relevant data from the database tutorials, define the title, the chart type and so on, you only need to learn to master one of the few jpgraph built-in functions (...

PHP uses Phpexcel to generate an Excel document instance

PHP Tutorials use Phpexcel to generate an Excel document instance//ini_set ("Display_errors", 1);//whether to display an error message//ini_set (' include_path ', Ini_get (' Include_ Path '). ' Require_once ("./1.7.2/classes/phpexcel.php"); Require_o ...

How to give weight to the website to improve the page display speed

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall more than 3 seconds to open the page, then 80% of visitors will leave, so how to improve the speed of the Web page is a very worthwhile topic.   Why some Web sites open fast, some sites are slow to open the page, a large part of the reason is the site to lose weight, code optimization.  If you want the page to open fast, then you need the page as small as possible, in the premise of guaranteeing content, the site needs to lose weight, the following will give you talk about the site weight loss method. &nb ...

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