last modified date

If you want to reprint it, Please retain your copyright:/** Description: in ASP. NETCodeAt the same time, post the common form field and file form field data to the specified server URL.* Auther: chongchong2008-innocent blue* MSN: chongchong2008@msn.

From http://jgong.iteye.com/blog/718832 Rule 1. Reduce the number of HTTP requests80% of the end user response time is spent on front-end programs, and most of the time is spent on downloads of various page elements, such as style sheets, scripts,

Number Description 100 Continue 101 Switching protocols 200 OK 201 Created 202 Accepted 203 Non-authoritative information 204 NO content 205 Reset

The original address: http://www.codinghorror.com/blog/2007/08/yslow-yahoos-problems-are-not-your-problems.html Yslow: Yahoo's problems are not your problems I first saw Yahoo's 13 simple rules for speeding up your web site referenced in a post on

OverviewThe Web cache can automatically save HTTP devices for common document replicas. When a Web request arrives at the cache, the document is extracted from the local storage device instead of the original server if there is a locally cached copy.

The example in this article describes how Python deletes outdated files. Share to everyone for your reference. The implementation method is as follows: # Remove all JPEG image files of a expired modification date = mtime# You could also use

Grammar: Copy CodeThe code is as follows: Void Header (String $string [, bool $replace =true [, int $http _response_code) Send the original HTTP header to the client Be aware that: The header function must be called before any actual output,

2.Include Command The include command can insert text or images from other documents into the currently parsed document, which is the key to the entire SSI. With the include command, you can update an entire site in just one file. The include

Front-end Optimization of high-performance website construction By PHP Huaibei, 560 visits, favorites, Edit Preface: This is a summary of the front-end optimization. We have summarized and learned from each other. This is a complete summary.Test

{IHTMLDocument2 method :}Write // writeWriteln // write and wrapOpen // open a stream to collect the output of document. write or document. writelnClose // close and output the stream opened using the document. open MethodClear // clear all elements

Automated Testing Framework Design reference principlesGuidelines for Automation framework design Original Author: Tarun LalwaniTranslator: Jenvee, Jeff, Wally Http://knowledgeinbox.com/articl... n-framework-design/ Date: [E test the works of the

HTTP Caching can greatly reduce server load and network bandwidth. It is necessary to have a deep understanding of the http caching protocol. Let's take a look at the request/response process: Http Request/Response 　　1. Use the Last-Modified Header

... {::::::::::::::::::::::::::::::::::::::: ::::::::::::::::::::::::::: : Author: Pengyi Email: pengyi.yi@126.com :: :::: : Unit: unitimageplay :: :::: : Developer team: mdcl devteam :: ::$ ID: unitimageplay. Pas, V 1.13 2006/07/13 08:22:24 exp $ ::

There are three main reasons to start from the front-end:: There is a potential for improvement. If we reduce the volume by half, we can reduce the response time by 40%. It takes less time and resources to improve the frontend than to improve

1. HTTP requestProtocol name: // host name: Port Number/resource URI /*******************************GET/index.html HTTP/1.1Host: localhost: 8088Connection: Keep-Alive ******************************/   2. request headerHost, request header, standard

Linux Password validity management-in LINUX, the password validity is managed by the chage command. [Root @ localhost ~] # Chage -- helpUsage: chage [options] user Options: www.2cto.com-d, -- lastday LAST_DAY set last password change to LAST_DAY-E, -

I. function implementation core: FileSystemObject object To implement file operations in javascript, FileSystemobject objects are primarily used. Ii. FileSystemObject Programming It is very easy to program with FileSystemObject object. Generally,

Ubiquitous Design Pattern in Android development-Rule Pattern This series has been stopped for a long time and can be pulled up again. This article mainly introduces the policy mode. Before that, let's review the four modes described above. The

When editing a database record, you can use the StatusBar control to notify users of various attributes of the database, such as the name of the table being edited, its creation date, and the last update date. The following code uses the following

We need to use "Data Synchronization" today Program "Re-Synchronize the fundyield data of the Internet database to the Intranet. The last time the data was successfully queried, the 50 million data records failed. I remember that there was a large