, similar in format:Last-Modified: Fri,12May200618:53:33GMTWhen the client requests this URL for the second time, according to the HTTP protocol, the browser transmits the If-modified-since header to the server, asking if the file has been modified after that time:If-Modified-Since: Fri,12May200618:53:33GMTIf the server-side resource does not change, the HTTP 304 (not Changed.) Status code is returned automatically, and the content is empty, which sav
Many people would like to start with the server cache to start to optimize the program, many different server caching methods have their own characteristics, as I have been involved in some projects, according to the cache hit rate different use of com+/enterprise libiary caching/ Windows services, static files and other methods of server-side caching and HTTP compression technology, but the client cache is often overlooked, even if the server's cache
Open-source web Instant chat app1.CryptocatCryptocat is an open source web-based Instant Messaging chat application. Unlike other instant chat tools, it focuses on ensuring that communications are encrypted and private.Cryptocat PHP-based development in addition to static files (CSS, JS and pictures) only a single PHP file. Its interface is simple and beautiful. The message uses the Crypto.js library for AE
ObjectiveThe promotion of WEB 2.0 applications brings a whole new experience to the user, while also giving developers more attention to client performance issues. Recently, one of the founders of Dynatrace , a veteran Web Performance diagnostic expert and well-known tool , Andreas grabner According to their work experience, summed up the
Introduction: as a web user, we know that the speed of page loading or refreshing is crucial to its success. This article will help you better understand the factors that affect the performance of web applications. Learn to identify these problems and find the bottleneck of the client content. Explore JavaScript, DOM, CSS, and... SyntaxHighlighter. all ();
Introd
by Mike Wasson+Download completed ProjectThis tutorial shows how to call a Web API from a. NET application, using System.Net.Http.HttpClient. + In this tutorial, we'll write a client application that consumes the following Web API. +
Action
HTTP Method
Relative URI
Get
6.1 Simplest reptiles
Web crawler is a program that automatically extracts Web pages, which downloads Web pages from the World Wide Web and is an important component of search engines. Python urllib\urllib2 and other modules are easy to achieve this function, the following example to achieve the Baidu home page
Introduction: as a web user, we know that the speed of page loading or refreshing is crucial to its success. This article will help you better understand the factors that affect the performance of web applications. Learn to identify these problems and find the bottleneck of the client content. Explore performance issues with JavaScript, DOM, CSS, and Dojo widgets
)?Null: Accountidnode. text;VaRName = (namenode =Null)?Null: Namenode. text;
// Finally display the values.Alert(Name + "," + accountid );}
Some of the inconvenience is that we usually need to use multiple objects (linkentity), multiple filtering conditions, and so on. It is difficult to write JavaScript that is case sensitive and not automatically aware. Now that we have learned how to use the client to call CRM
1. Usage: the mail client must be used by a Web mailbox and can only be fixed on one computer (for example, Foxmail can be stored on a mobile device ), the Web version can be directly logged on as long as it has a network. The client needs to download and install software an
information for instructions-H: Display Help information3.curl:curl is a text transfer tool that works in command line mode based on URL syntax, and can support Http,https,ftp,ftps,gopher,telnet,dict,file, LDAP protocol, etc.Features of Curl:1. Support HTTPS authentication, support Kerberos authentication, username/password Authentication;2. Support for the HTTP protocol put method and post method;3. FTP protocol and HTTP protocol file upload, download
CXFThe home address of the CXF project is:http://cxf.apache.org/Is:Http://cxf.apache.org/download.htmlCan download the decompression version can also download the installation version. The specific download page is as follows:Here you can download the unzip version.Download image address: Http://mirror.bit.edu.cn/apac
defines the database structure.2,SOAP protocol.3, Example: SOAP Web Service implements my Notes app.Commonly used are: Test/plain represents plain text, text/html represents HTML documents, Application/pdf represents PDF documents, Application/msword is a Microsoft Word file, A bit of a special application/soap+xml;charset=utf-8 in SOAP represents the XML SOAP format document, and the latter charset=uft-8 refers to the document's character set.Third,
6.1 simplest Crawler
Web Crawler is a program for automatically extracting Web pages. It Downloads Web pages from the World Wide Web for search engines and is an important component of search engines. Python's urllib \ urllib2 and other modules can easily implement this function. The following example shows how to
Reprint Please note: @ small Wuyi http://www.cnblogs.com/xiaowuyi
6.1 simplest CrawlerWeb Crawlers automatically extract web pages.ProgramIt is an important component of a search engine. Python's urllib \ urllib2 and other modules can easily implement this function. The following example shows how to download the Baidu homepage. DetailsCodeAs follows:
ImportUrllib2page= Urllib2.urlopen ("Http://www.baid
details page , using the HTTP server and the custom protocol both can be, and the custom protocol does not have to run in the background a service that hosts an HTTP server will compare power savings.Follow the high-speed download , pea pod is no, since the previous talk about the custom protocol power saving, can you consider it? Combined with the requirements, look, the application is not installed in the case, directly
The one-click installation version of the service side (including the client), no need to install Java, directly start the server to enter the game!!!New open to add the first GM method:Register your account and log into the game after creating a role name, enter the Gmgrade player role name in the server console 255That is, the role is successfully upgraded to GM (note the case of the input command)//////////////////////////////////////////changehero
The one-click installation version of the service side (including the client), no need to install Java, directly start the server to enter the game!!!New open to add the first GM method:Register your account and log into the game after creating a role name, enter the Gmgrade player role name in the server console 255That is, the role is successfully upgraded to GM (note the case of the input command)//////////////////////////////////////////changehero
Summary
Continue to recommend. There are 7 articles in this issueArticle:
Silverlight 2 first impression
Exploring ASP. NET 3.0: ASP. NET Ajax Authentication
Web client software factory 2.0 released
LINQ. Flickr 1.2
Upload files: Multi-file, progress bar, no delivery
ASP. NET Ajax server-side timeout Control
Basic GDI + and image operations in ASP. NET
[1]First look at
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