Web Develop

The original Published time: 2009-12-14--from my Baidu article [imported by moving tools]http://www.denisdeng.com/?p=563A recent project needs to store JSON objects in a cookie, view network data, and not find a good example, ultimately using Jquery.

1, (function ($) {...}) (JQuery);1), principle:This is actually an anonymous function, as follows:Function (ARG) {...}This defines an anonymous function with a parameter of ARGWhen calling a function, the parentheses and arguments are written after

Two commonly used HTTP request modes: Post and get get: request from the specified resource. The data length limit (2048 characters) can be cached, can be kept in the browser history, the security is poor. Not applicable when sending sensitive

1. Front-end Code"en"> "UTF-8"> Title "Display:none"Id="iframe1"Name="Ifra1"> "FM1"action="/upload_img.html"Method="POST"Enctype="Multipart/form-data"target="Ifra1"> "file"Name="K1"Onchange="UploadFile ();"/> preview "Preview"> 2. Back-end

Reflection, the intuitive understanding is to find the origin and source according to the arrival. For example, for a bare object, we can just use this object to know what class it belongs to and what methods it has.Reflection refers to the PHP

The first case: the contents of the file a.php are as followsClass a{Public Function __construct () {echo ' FFF ';}}?>The contents of the file c.php are as follows:function __autoload ($class){$file = $class. '. php ';if (Is_file ($file))

HttpWebRequest fetching of streams and WebClient filesYesterday wrote a crawl, encountered a pit, is to get the network stream, the man-made use of the stream. Length to get the lengths of the stream, the fetch will throw an error, check the

PHP Static KeywordsTypically, all variables are deleted when the function finishes/executes. However, sometimes I need to not delete a local variable. Achieving this requires a bit of further work.To do this, use the static keyword when you first

PHP intercepts and generates a plain text string. Recently saved with the text editor has html,css and JS tags, but I just want to intercept the previous part of the plain text content display summary, here directly on the code, as follows:/** * php

#region Web Service Request get poststatic string defaultuseragent = "www.zhiweiworld.com";public static string Get (string url){System.Net.HttpWebRequest request = System.Net.WebRequest.Create (URL) as System.Net.HttpWebRequest;Request. Method =

Nodejs has a lot of template engine, Ejs is relatively simple and easy to get started. Some of the common syntax: Include JS code with Variable variables with output are escaped if they contain ' ' & ' characters Output variable is

Restricting all MVC received HTTP requests must be post mode.First, Httppostattribute characteristicsFirst of all, when you think of it, MVC provides the Httppostattribute feature, which is used to restrict HTTP requests that must be post-submitted.

With the rise of big data technology and rapid development, people are more concerned about HDFs, HBase, hive and other technologies. But when it comes to strong consistency, we have to go back to reality and continue to use RDBMS to store strong

Page effects　　When the mouse loses focus, it does not need to refresh the page to verify that the login name is duplicated.Implementation Step 1. Introducing the struts2-json-plugin-2.5.10.1 plug-in package2. The page uses jquery Ajax to implement

PHP/** * Session control*///Open SessionSession_Start();//Create session$_session[' name '] = ' admin ';//Delete Sessionunset($_session[' Name ']); Sessoion_destroy ();//Create a cookieSetcookie(' name ', ' value ', Time() +7*24*60*60);//7

In JS to set the Style property value of the element, we can only use curele.style[attr] = value this way to set the inline style of the elementThe following encapsulates a method that sets a value for one of the style properties of the current

PHP allows the use of extended, direct use of the C language to develop PHP functionality, due to the problem of compilation, many of the underlying and framework of the basic work if PHP will inevitably bring additional overhead, reduce the system

yii\web\request::url: Return /admin/index.php/product?id=100 , this URL does not include the host Info section. Yii\web\request::absoluteurl: Returns http://example.com/admin/index.php/product?id=100 that contains the entire URL of host Infode.

If our current page's access address is: http://localhost/CMS/public/index.php? R=news&id=1 One, 1, get the current domain name: Echoyii::app ()->request->hostinfo; Result: http://localhost 2, gets (except for the domain name) the current

List of global variables in PHP:$GLOBALS $_server$_request$_post$_get$_files$_env$_cookie$_session1. $GLOBALS can convert PHP variable A into a global variable in $globals[' a ']!For example:2, $_server This super global variable holds information