primary domain name

" Current period error " Uncaught domexception:blocked a frame with origin "null" from accessing a cross-origin frame at HtmlAnchor Element.writecontent ...you want to load different content into the IFRAME by clicking on different links in the page

Iv. Update Strategy The Internet is a real-time change with a strong dynamic nature. The Web page update policy is primarily about deciding when to update pages that have been downloaded before. The following three kinds of common update strategies

The principle and process of DNS parsing.When a user visits a webpage on our site, he needs to go through the following steps:1) Find the storage server for this webpage;2) The server will access the user's request information;3) The server locates

How does PHP differentiate between www.domian.com and domain.com?? My application has www.domain.com this domain name. I would like to make a judgment on my homepage index.php to see if the visitors are from domain.com or www.domain.com. Practice

Recently, there is a project needs to parse the Web address, check the next network of some of the analytic units are not ideal, first will need to write out the function, the later on as needed to perfect!This module has only 2 functions, one is to

Many large sites are images that use a two-level domain name call. If the two-level domain name and the primary domain are bound to the file is not on a server, then if the primary domain name of the uploaded image to the level two domain name

Web site source file about 16MB, I have a VPS, the source code through the SCP uploaded to the server. Currently: the website is open as blank. I have developed a website with others, but this is the first time you have configured your website. I

Recently, the company's website will be revised to provide more functions than before, and the layout is more beautiful than before. However, I am doing some optimization, so I had to consider the impact of the revision on the optimization. During

I really feel deeply about optimizing the transition. Let's talk about your feelings and opinions here. In fact, the webmaster who just learned seo tutorials will make such a mistake. The same is true for me. At the beginning, according to my

How does PHP differentiate between www.domian.com and domain.com?? My application has www.domain.com this domain name. I would like to make a judgment on my homepage index.php to see if the visitors are from domain.com or www.domain.com. Practice

Because a website needs to be optimized, the domain name is changed. If you do not want to leave the accumulated traffic, you will adopt 301 redirection.   URL standardization is an important part of Seo. Different URL versions may not only cause

One-click installation and upgrade of LNMP nginx and SFTP Management Guide for common php settings For beginners who want to use Nginx as a web server.There are two main aspects: first, the LNMP installation process, LNMP binding domain name, ngnix,

1. Domain Name and host policy   1.1 domain names registered with keywords should be preferred, such as www.hrtbuy.com. Google prefers keyword domain names.   1.2 The time for purchasing a domain name should be higher than three years. The more

1. Start to install DNS> Settings> Control Panel> Add/delete Program -> Add/delete Windows Components-> "Network Services"-> select "Domain Name Service System (DNS) "-> follow the instructions to install the DNS. 2. Create the DNS resolution region.

The DNS resolution process is both important and difficult. I will explain it step by step based on my understanding. There may be errors. please correct me. In the following steps, DNS resolution is successful if the DNS cache contains the

Insert the latex formula in the blog: 1. Access the latex online editor and copy the code below to the source code in the blog, for example: P(x|c)=\frac{P(c|x)\cdot P(x)}{P(x)} Get Insert the source code to obtain: Or simply add: Example:  

1. General principles of Enterprise Network Construction(1) Systemic principles. The design scheme is also provided. The design implementation unit should fully understand the enterprise culture, enterprise institutions, management information, and

Role of the. htaccess file in the PHP framework,1. Prerequisites for using the htaccess File . The main function of htaccess is to rewrite the url, that is, when the browser accesses a folder on the server through the url, as the host, we can

DNS is the domain name resolution system. It can convert an IP address to a domain name or an IP address.1. Install DNSStart> set> Control Panel> Add/deleteProgram-> Add/delete Windows Components-> "Network Services"-> select "Domain Name Service

Recently, many customers have consulted the customer about the difference and connection between Seo for second-level domain names and Seo for the first-level directory. The customer thinks that in actual work, only by correctly understanding the