the client. Then, a function is generated in JavaScript syntax, the function name is the value (success_jsonpcallback) of the parameter passed up (Jsoncallback). nbsp; finally will JSThe on data is placed directly into the function in the form of a parameter, which generates a document for the JS syntax and returns it to the client. The client browser parses the script tag and passes the data returned by the server as a parameter to the client's predefined callback functions (such as the Succes
browser and you find something interesting, the browser discovers that this is a cross-domain request without your intervention. So instead of sending a GET request directly, it sends a options request asking if the resource can be accessed across domains, a process we can call a "prefetch."
Then we saw that the response of options returned a message similar to the following:
http/1.1 OK
Date:mon, Dec 2013 01:15:39 GMT
server:apache/2.0.61 (Unix)
Ac
Comparison of C language Storage types, storage class scopes and survival domains, and scope of C language Variables
The Storage types in C language include 'auto', 'extern', 'Register ', and 'static, the storage type indicates the memory space allocated to the variable in which segment of the process. The data zone, BBS zone, stack zone, and heap zone can be allocated to the variable.
Automatic Storage type ('auto ')
The Automatic Storage Type mo
What is the case of cross-domain?Http://www.jiawin.com:80/a.jsProtocol://subdomain. Domain Name: Port/"As long as there is a non-conformance, even cross-domain"A special case:Ajax implements three ways to cross-domain:1. AgentEase of Use : the most troublesome, but most widely used implementation principle: through the background (ASP , php , java , asp.net) get content from other domain names, and then return the content to the front end, so that there will be no cross-domain issu
In our daily work, we will encounter various scenarios. merging two different domains into the same domain involves migration of user configuration files. The following are the specific implementation steps.
Log on to the user's computer using an account with the local administrative permissions of the client, and perform the following operations in sequence:Start-renew my computer-renew attributes-renew -⟩
Advanced-configure user configuration file-
The invocation of a page is implemented primarily through recursive invocation and the dynamic creation of a script tag.SSO a JS script that writes cookies across domains
, node 1 and node 4 in 1-1. In this case, it will lead to a collision. This is the same as what we just said about driving a car out of a highway, because no other car is blocked, just as you drive out of a car, another car hits you at an hourly rate of 100 miles. However, unlike a collision on a highway, it is difficult to recover after a car collided, but the network node can continue to listen on the line. If a device detects a collision, it stops sending messages and notifies other nodes of
process .The getruntime function returns a pointer to the unmanaged interface ICLRRuntimeInfo , using the getinterface method of the interface to obtain the ICLRRuntimeHost interface.With the release of the. NET Framework 4.0, Microsoft supports the simultaneous loading of CLR v2.0 and V4.0in a single Windows process, allowing different components written for the. NET Framework 2.0 and 4.0 to run concurrently. You can use the ClrVer.exe tool to check which version of the CLR is loaded in any gi
Understanding how Fiber Channel (FC) recognizes domains and new mechanisms for virtualizing Fiber Channel Networks Helps you further understand and study these concepts. Building a storage LAN (SAN) is not difficult-you only need to put things in it-but it is difficult to make it easy to cope with various changes. In this article, we will learn about the fiber channel domain, address allocation, and virtual storage LAN (VSAN ).
Switch
First, we must f
Cross-domain HTTP requests are required if you need to get data from different servers (different domain names).Cross-domain requests are common on Web pages. For example, Web pages from different servers uploaded into CSS, pictures, Js scripts and so on.In the browser, in order to secure the data, all requests are strictly restricted to the same domain name, if you need to invoke data from different sites, it needs to be resolved by cross-domain.PHP enables Web sites to be accessed across
The idea of implementing SSO across main domainsThe same primary domain (that is, all subdomains under the same level-1 Domain Name) includes multiple server sharing SESSION data implementation methods, which are not described here!The key issue is the implementation of SSO in different primary domains! This problem is complicated and can be implemented, but many of them are supported by some special software systems...In fact, SESSION also requires C
locks the browser, and the user's other actions wait for the request to complete before they can executeasync: false url: " Http://www.example.com/remote.php ", // Cross-domain background files, mainly generated strings; datatype: "JSONP" Span class= "pun" >, //get Jsonp jsonp method : , //is used to obtain the name of the JSONP callback function name, generally callback /** a custom Jsonp callback function name, at which time the background return string is echo "Remotehandler (
first scope 192.168.10.10 ----- 192.168.10.255 the second scope 192.16.000010 ------ 192.16.255.255.After VLAN division, how can I ensure that the DHCP server is still used in other regions. That is, the machine in VLAN10 obtains the ip address in the first scope: that is, the IP address in the second scope is obtained from 192.168.10.10 ----- 192.168.10.255. what is the helper-address specified here? In order to obtain the corresponding DHCP scope ???
Case 3: Divide Multiple DHCP
: Permission, which corresponds to a Permission in the GRANT clause of our note JIU Li, has a simple structure, a permission name and an action, As if our note Jiu Li's java.io.FilePermission is a permission nameWhile the action is read and write, it corresponds to a string in permission.Now let's use a picture to concatenate the above concepts.Here we have a more complete idea, from note four to this section of note 10, all we have to say is only one thing, the class loader when loading the cla
GitLab access OpenLDAP and AD Domains
Today, we debugged GitLab to access AD domain control and found a lot of information to solve the problem. Here we will record it.
GitLab has its own user mechanism, but it is also compatible with ldap's user authentication mechanism (in essence, both OpenLDAP and AD domain control are based on the LDAP mechanism). As the company's internal unified account mechanism is being adjusted, therefore, GitLab needs to be
on the Internet like SQL statements without cross-domain issues. // sample site that returns XML var site = ' http://feed.cnblogs.com/blog/u/53608/rss ' var yql = ' http://query.yahooapis.com/v1/public/yql?q= ' + encodeuricomponent (' SELECT * FROM XML where url= "' + site + '" ') + ' format=xmlcallback=? ' // Request that ysql string, and run a callback function. // Pass a defined function to prevent cache-busting. $.getjson (YQL, function 0 The public access limit for the YQL API
1. Is the XSS reflection in the second-level or third-level domain very weak? 2. Can only xx xss be better? (For example, you can change the user-agent dialog box, you know) 1 + 2 = storing XSS in all domains. It's just for fun ~~ Detailed Description: 1. after logging on to Dangdang, the user nickname and number of shopping carts at the top of the page are read and loaded by js from the COOKIE. Counterfeit cookies can form a storage-type XSS (in almo
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