Instance: implements static cache for dynamic web pages. Example: implement static cache source for dynamic web pages dynamic web page title instance: implement static cache for dynamic web pages titleh3 instance: implement static cache for dynamic web pages h3pchtmlfore ins
);return clickcount.tostring ();}If the number of hits is now 1000 times, then after you refresh, the amount of clicks may become 1000+ times, because at this moment the book may have other users click to access. This proves that the number of clicks on the book has not been cached.It is important to note that the method called by the MethodName property of the substitution control must meet the following three conditions.1) must be statically static method2) The return value must be of type str
Dynamic Content caching mechanisms include full page caching, partial caching, and data caching. Cache focuses more on policies, that is, the cache hit rate.
1. Page Cache
For dynamic web pages, the cached content is actually the HTML output by dynamic
with the Last-modified/etag.4> the Customer requests page A again and passes the Last-modified/etag that the server returned when the last request was sent to the server.The 5> server checks the last-modified or ETag and determines that the page has not been modified since the last client request, directly returning a response of 304 and an empty response body.Browser cacheReduce the round-trip between servers and shorten the corresponding time.Cache static Content: in the HTTP header informati
The system. Web. caching namespace provides classes for caching common data on servers. This includes the cache class, which is a dictionary that allows you to store any data objects (such as hash tables and datasets. It also provides the expiration function for these objects and provides methods for you to add and remove objects. You can also add objects depende
zguiwebviewcache. Interested can look at.Wkwebview off-line cache processingThe Wkwebview offline cache is similar to the UIWebView cache, except that you use Wkwebview to invoke Nsurlprotocol's Caninitwithrequest: Method, After the request seems to be completely unrelated to Nsurlprotocol, the internet said Wkwebview request is in the process of independence, so do not go nsurlprotocol. This is handled through the Nsurlprotocol+wkwebview class, for details see: Zgwkwebviewcache.The rest of the
, this raises a front-end code deployment issue, see here: How to develop and deploy front-end code in a large company.2, in a hybrid development, the client hangs a webview, if this resource is frequently accessed by the user and this file changes frequently (such as live in a red envelope, etc.), need to be in the background in the configuration of this link must each add a new version number, Otherwise the approximate rate will have the user to visit the old page. But this is not necessarily
PHP Cache Tool class implements Web caching
When the PHP program is resistant to high-traffic access, dynamic sites are often difficult to parry, so introduce a caching mechanism that typically has two types of caches
First, the file cache
Second, the data query result cache, using memory to implement the cache
This example uses the file cache primarily.
The mai
Many people first want to start to optimize the program from the server cache, many different server caches have their own characteristics, such as I have been involved in some projects, according to the cache hit rate of different use of com+/enterprise libiary caching/ Windows services, static files and other ways of server-side caching and HTTP compression technology, but the client cache is often ignore
Win8 operating system with IE browser, if you encounter the problem of IE failure, need to do some simple settings, the setup process found that there is a "allow the Web site to use the cache and database" option, as if the hook or not checked this option does not affect IE use. So what does the WIN8 system IE Browser "allow Web sites to use caching and database
The class in System. Web. Caching is mainly used to process the Cache of the web Client.It has the following main classes:CacheCacheDependencySqlCacheDependency
Class is relatively simple and intuitive, but it is only necessary to specifically describe the Cache Class MethodAddInsertRemoveGetGetTypeGetEnumeratorDidn't you see any way to modify the data in the cac
-ffpc this plugin and other plug-ins have conflict, so temporarily deactivated, and instead of the other optimization scheme.
As mentioned earlier, the bottleneck is mainly in the database, hard disk IO is not a big bottleneck, and the number of concurrent nginx is very high, so we have an optimization method is to all the articles, generate a static HTML file, so that when users visit, also do not need to read the database directly, Instead, read the static HTML page from the hard drive. I use
today, aside from compiling (opcode cache) cache, CDN cache, Web server (such as nginx) cache, talk only about programs that control how the implementation is cached: One, local cache: First ask a question, I want to ship to Liaoning, the most brilliant logistics is what. Big truck. High - speed rail. Plane. Time Tunnel. Robot Cat. I faint, you still let me write down. have done logistics should know, the most powerful logistics is not a matter o
understand the importance of caching in web development by calculating the Fibonacci sequence1. First Test that the Fibonacci sequence is not computed using the data cache. var count = 0; function fib(n) { count++; if(n === 0 || n === 1) { return 1; } return fib(n - 1) + fib(n - 2); } fib(40); console.log(count);//count是函数fib运算次数,当fib(40)时候运行次数高达:3311602
/301/302 are also supported. Nginx Web Caching service is mainly used for proxy_cache related instruction set and fastcgi related instruction set, the former is used for reverse proxy, the backend content source is cached. The latter is primarily used to cache FASTCDI dynamic programs. Both functions are basically the same. # # #proxy_cache related instruction set * *1, proxy_cache directive * * syntax:
PHP Cache Tool class implements Web cachingWhen the PHP program is resistant to high-traffic access, dynamic sites are often difficult to parry, so introduce a caching mechanism that typically has two types of cachesFirst, the file cacheSecond, the data query result cache, using memory to implement the cacheThis example uses the file cache primarily.The main principle is to use a cache function to store the
This article is prohibited from being reproduced and produced internally by the UC browser.0. Foreword OutlineBrowser caching and storage-related features fall into four categories:
Loading process
Memory Cache
Application Cache (abbreviated as AppCache)
HTTP Cache
Cookie Storage
Javascript API
Web Storage
Indexed Database
File API
Web page static is the way to generate HTML files, so that users access to as many HTML files as possible, rather than always call the database to generate Web pages. This can reduce the load on the server. The statement that generates the page is actually very simple, can be divided into 2 parts, the first part is the organization template:
Context ={} inside the content that needs to be uploaded to the
caching, use behavior to execute before calling the index method and then use the configuration file to tell the browser to use the page cache. A call pagecache something to cache the page.Comparison of the cached head and the not-cached head7.http Cache1) 304 means that the cached data will not be re-transmitted without modification. The last modified and ETag are the two tags to determine if the changes have been made.Call is a method of HttpCache2
point or the above request address, the server can be located to a dynamic Web page, such as positioning to/reader.php?book=index this kind of rewrite is very common, it will make the URL more elegant, but also more conducive to search engine included below we look at the more perverted, Some of the big web sites in order to achieve load balancing, they have URLs that are located on other servers. HTT P://
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