2009-09-23 13:25 transferred from http://www.kaohuo.com/good/124/http://www.kaohuo.com/good/124/http://www.kaohuo.com/good/124/ http://www.kaohuo.com/good/124/We always open the Web page, but did not notice what the page sent us exactly what it
original articles, reproduced please specify: reproduced from the electric Shang Sharong ec-shalom.com, specialized in electric business.The concept of caching has not been clear, resulting in the use of PHP write cache is also very not
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Requirement
Solution
Theory
Practice
Requirement
Solution
Theory
Practice
[C # delicious] file length needs to be obtained using the HTTP Head Method
There is a fixed URL file on the server
This allows you to download images as attachments. Please refer to the following program! This allows you to download images as attachments. Please refer to the following program!
// File directory define ('dl _ dir', 'temp /'); // MIME type
Example 1 The code is as follows:Copy code Header ("Content-Type: text/html; charset = UTF-8 & Prime ;);Header ("Content-type: application/text ");// The file will be called downloaded.pdfHeader ("Content-Disposition: attachment; filename = log.
1. Introduction to CORSThe homologous strategy (same origin policy) is the cornerstone of browser security. Under the same-Origin policy restrictions, AJAX requests cannot be sent between sites that are not homologous.In order to solve this problem,
Why Use WEB CachingWeb cache is generally divided into browser cache, proxy server cache and gateway cache, this article is mainly about the browser cache , the other two kinds of cache everyone to understand the next.Web caches roam between the
Web|web Service |web Server This is just a simple use of C # to write a Web server, only to achieve the get way of the request for HTML files, interested friends can continue to develop more functions on this basis, little Brother Learning C # soon,
1. Introduction to CORS
The homologous strategy (same origin policy) is the cornerstone of browser security. Under the same-Origin policy restrictions, AJAX requests cannot be sent between sites that are not homologous.
In order to solve this
Php obtains the local computer file, downloads it, and saves it. To download files in php, we use the readfile () function directly. readfile () can download the server source files, next I will introduce you to the users who download readfile files
PHP's own function fputcsv can be used to print the report (Excel) function. If your report format requirements are not very high, then fputcsv is a good choice. It performs efficiently and does not require a third-party library, which is convenient
Implementing a Web server with JavaDecrease Font Increase FontAbsrtact: The work of WWW is based on the client/server computing model, which consists of a Web browser (client) and a Web server (server), which uses Hypertext Transfer Protocol (HTTP)
js| Solution Summary
In a password-protected Web application, it is not just a matter of calling the HttpSession invalidate () method to properly handle the user exit process. Now most browsers have back and forward buttons that allow the user to
When we enter a URL through a browser, and then the server responds to our content, the server has a very complex processing process. The server does not always read the page content on disk based on the page we requested, and then returns the
My program allows users to fill in the URL from other sites to fetch resources, but before crawling I need to know the size of resources, otherwise the resource too much time consuming too long will also occupy unnecessary bandwidth. I found out
This is just a simple WEB server written in C #. It only implements get requests for html files. Interested friends can continue to develop more functions on this basis, I learned c # From my younger brother soon. If you have any mistakes, please
This is just a simple WEB server written in C #. It only implements get requests for html files. Interested friends can continue to develop more functions on this basis, I learned c # From my younger brother soon. If you have any mistakes, please
Xu Changyou
WWW is based on the client/server computing model. It consists of a Web browser (client) and a Web server (server). The two use Hypertext Transfer Protocol (HTTP) for communication, the principles of HTTP include connection, request, and
Requirement
There is a fixed URL file which will be updated regularly by the server program. Now you need to write a tool to monitor the file changes.
Solution
At first, I thought of downloading the file, and then determining whether the file is
The work of WWW is based on the client/server computing model, consisting of a Web browser (client) and a Web server (server), which uses Hypertext Transfer Protocol (HTTP) to communicate, and the principle of HTTP protocol includes four steps:
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