improve dsl speed

SELECT * from t anywhere, replace "*" with a specific field list, and do not return any fields that are not available.20. Try to use table variables instead of temporary tables. If the table variable contains a large amount of data, be aware that the index is very limited (only the primary key index).21. Avoid frequent creation and deletion of temporary tables to reduce the consumption of system table resources.22. Temporary tables are not unusable, and they can be used appropriately to make ce

HTTP/2 Protocol.Service WorkersThis is a JavaScript API for modern browsers running in the Background. It has many features that are not available on previous sites, such as offline support, message push, background synchronization, and so On. We are trying to use it now, but we have to do it Service Worker on our own website First. I promise you, we'll do it!Cdntherefore, we want to control and deploy our website Ourselves. And now we're going to use a CDN to get rid of the network problems ca

One of the advantages of PHP is that it is fast and is sufficient for general website applications. However, if your site has high traffic, narrow, or other factors that make the server performance bottleneck, you may have to think of other ways to further improve the speed of PHP. This article will show you how to do this in several ways, making it more "cool" for users to browse. Code optimization I don't

, and most of the plug-ins, we usually almost do not use, so long as the Adobe Reader does not load those redundant plug-ins at startup, you can improve the start speed. Adobe Reader speed-up Small file Software version: 1.12 Software size: 57KB Software Nature: Free software application Platform: Windows 9x/2000/xp Adobe Reader

: win7 Boot key optimization settings ⒊ finally we go to the Tools tab, select "Change UAC Settings" To change the user Account Control settings, click "Start", set up after the Msconfig to determine the exit, you will be prompted to reboot the system, select Reboot, then we can observe the start time has not changed, Generally there will be a certain speed of ascension, the following figure. How Windows 7 creates a broadband connection

Respect for the original: http://blog.csdn.net/wxzking/article/details/4089384Do you want to speed up the loading of Web pages? Learn how to improve the browsing experience for dial-up users by reducing load times, and in some cases, up to 80% faster load times. Here are the 25 Internet speed methods and tips.First, the use of good structureExtensible HTML (XHTML

We all found that the Win7 system used for a long time, the speed will be more and more slow, also do not know how to solve the system to optimize the speed of the method in fact there are many kinds, the most common is to remove useless applications, speed up the speed of operation. But today, we are going to introduc

There are many ways to increase the speed of Web page loading, using Jquery.lazyload.js to achieve asynchronous delay loading of pictures, for pages containing more pictures of the site, will be a good way to improve the speed of the Web page open. Code June Site Column page list to the left, in the PC side preview can see an article thumbnail display module, to

Web Page | website | browse SPEED Speed up the opening of the Web page, there are three ways, one is to improve network bandwidth, the second is the user in this machine to do optimization, the third is the Web site designers to do some optimization. This article is a website designer's point of view, share some tips to optimize the

One of the advantages of PHP is that the speed of the general Web application, can be said to be enough. However, if the site's access is high, with narrow or other factors causing the server performance bottlenecks, you may have to think of other ways to further improve PHP speed. This article will explain how to do this in several ways, making it more "cool" fo

Improve the compilation speed of c ++ builder by pre-compiling header files C++ Builder is one of the fastest C ++ compilers. It can be said that it is also the fastest win32C ++ compiler. In addition to the speed, the performance of C ++ builder is also based on other C ++ compilers. However, many delphi programmers still cannot handle the compilation

automatically opened when the boot, click "–" to delete the project. The fewer applications in this list, the better, which is very helpful to speed up startup.4. Excessive background runningIn addition to the three reasons above, when you run too much in the background, Apple can't handle tasks quickly and easily.Figure IV: Activity Monitor Solution: Activity Monitor End ProcessActivity Monitor lets you see all the programs that are running in the b

, operators provide the bandwidth is the bottleneck, and different levels of wireless routers in the wireless LAN to give users different transmission speed and the range of signal coverage. So for the average home users, the current mainstream 54M wireless router can fully meet our demand for BT download. 　3. Turn off the SSID The SSID (Servicesetidentifier) is typically the local area network name that is broadcast by the AP or wireless router, a

There are several ways to improve page loading speed:(i) Reduced HTTP forcing(1) Increase the parallel connection(2) Merge resource files: Combine multiple small CSS and JavaScript files into one large file, so that the page will be loaded with the related resources of the page, reducing the HTTP request, thus speeding up the page loading speed(3) Use CSS Sprite: