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: when you no longer need a session, you can release it by calling the HttpSession. invalidate () method. Set the session Timeout time to a shorter value: On the JSP application server, there is a default session timeout time. When the customer does not perform any operation after this time, the system will automatically release the relevant session from the memory. The larger the timeout value, the lower the system performance. Therefore, the best way is to keep the value at a lower level. Meth
HTML page, and different methods can lead to less efficiency. Typically, we can extract the style control code defined between , save it in a separate. css file, and then refer to it as a Please note 2:1, the. css file does not need to include Two methods for saving valuable memory Minimizing the amount of memory space occupied by HTML pages is an effective way to speed up
In the era of "user experience" as the center of the network, do you close the page because it is too slow to open the page? I believe many people's answer is yes. In the high-speed network era, do not challenge the patience of Guangdong netizens, or will only lead to users away from your site. There are many ways to speed
The client increases the display speed of the Web page. For the client browser, it needs to display the obtained Html code as soon as possible, instead of waiting for the remaining Html to be received.The Table label in Html must have the entire Table content accepted before it can be displayed.If the server does not respond quickly at this time, it takes a long time to open a
1. Page weight loss A. The Feishou of the page is the most important factor that affects loading speed. B. Remove unnecessary spaces, comments. C. Move the inline script and CSS to an external file. D. You can use HTML Tidy to lose weight for HTML, and you can use some compression tools to lose weight to JavaScript. 2. Reduce the number of documents a. Reducing t
course, the cache module also monitors changes to the PHP source file and re-caches the page if necessary, thus preventing the user from getting a page that is still generated by outdated PHP code. Because cache modules can significantly reduce server load and improve the responsiveness of PHP applications, they are ideal for use in heavily loaded web sites. How
example, in the process of page loading, an IMG element with an empty SRC attribute is dynamically assigned by JavaScript , the problem is that before the script executes, the element is rendered by the browser, so the browser will still initiate an HTTP request, although it is a null value, the same empty href will also send an HTTP request to the server, which does not affect the load time, but will crea
A single-page Web application (Single page Web Application,spa) loads page resources at one time, renders pages with local computing power, and improves page switching speed and user experience. This leads to the slow loading of the first screen, which is a big problem for t
The client enhances the Web page display speed, to the client browser, is wants to obtain the HTML code, displays as soon as possible, but does not have to wait for the remaining HTML all to receive, only then displays. The table tag in Html must accept the contents of the entire table before it can be displayed. If the server is not responding quickly, it will take a long time to see a
is being loaded. Different browsers have different ways, such as IE6, such as non-tab browser will be in the status bar to give progress hints, such as Firefox, such as tab type of browser on the one hand will be prompted in the status bar, on the other hand will also show the status of the load in the tab. The longer the page load, the longer the status is disp
In the Web experience, we often encounter this situation, that is, in the call Baidu Alliance, Google Alliance and the current page is located outside the domain name of the domain file will encounter the request delay very serious situation. So is there a way to solve this kind of request serious delay phenomenon?In general, the reason for this delay is not the other site bandwidth or load reasons, then wh
Article Introduction: use Controljs to optimize Ali mother advertisement. For a long time, Ali's mother's advertising strategy has been a problem, many pages also because of blocking ads loaded and pulled low performance, affecting the user experience. Ali mother, after all, the advertising rendering relies on many nested document.write. Controljs's goal is to solve JS blocking-type rendering, so the spirit of the Jade impatient want to work with colleagues to uncover Controljs
Using jquery to implement picture preloading to improve page loading speed and user body we often encounter such problems when we do Web sites: A page with a large number of images causes the page to load slowly, often appear a white pag
I. Optimization from the script: Delete unnecessary comments in Javascript. concise code optimization is a good habit that must be developed, try not to add the function call directly to the HTML tag Merge similar JS Code or directly encapsulate it into a function, which improves code reusability and saves the Script Loading time. Introduce the jquery plug-in lazy load written in Javascript, which can delay loading images on long pages. Images outsid
js| Speed | response | Page you are often complained of by customers JSP page response speed is very slow? Do you think your Web application can withstand ever-increasing amounts of traffic when the number of customer visits is soaring? This article describes some of the most useful ways to adjust the JSP and servlet t
Why in the same Wi-Fi network, other people's mobile phone can open the page, but his mobile phone is always slow a half-beat or often can't open, almost turtle speed. Sometimes the page fails to load. I think most people have met.Today I give you a way to speed up the
quickly. Of course, the cache module also monitors changes to the PHP source file and re-caches the page if necessary, thus preventing the user from getting a page that is still generated by outdated PHP code. Because cache modules can significantly reduce server load and improve the responsiveness of PHP applications, they are ideal for use in heavily loaded we
quickly. Of course, the cache module will also monitor changes to the PHP source files and, if necessary, cache the pages, preventing users from getting pages that are still generated by outdated PHP code. Because caching modules can significantly reduce the load on the server and improve the responsiveness of PHP applications, they are ideal for Web sites with larger workloads. How to select these caching products Zend Cache is the commercial softw
servers, so that you can find out which aspects can speed up data. When selecting CDN, you need to take care of the location of those visitors on your website. Remember to use a public repository whenever possible. 4. Place the unworried JS file at the bottom of the page Loading JS files at the bottom of the page is a good practice when users are more concer
Look at the source code, you can find that the first landing code location, only one line Copy Code code as follows: And the flash slide is only one line in the position Copy Code code as follows: For this time-consuming code, it is best to load the end of the page, and then load the corresponding location with the innerHTML method, t
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