how improve typing speed

"/sbin/hdparm-c1-d1-k1/dev/hda" >>/etc/rc.d/rc.local[Root@anima lwg]# "Sadie Net-it Technology report" At present many friends have used the large capacity DMA or the UDMA-33 standard hard disk. Under Microsoft's Windows98, the DMA (direct memory access) of the IDE's hard disk can be turned on in the computer's CMOS or operating system to enable DMA or UDMA-33 standard hard drives to improve data transfer rates. However, Linux does not automaticall

use of indexes Index is an important data structure in database, and its basic aim is to improve the efficiency of query. Most of the database products now use IBM's first proposed ISAM index structure. The use of indexes is just right, with the following principles: Indexes are established on columns that are frequently connected but not specified as foreign keys, while fields that are not frequently connected are automatically generated by the op

How to improve network speed seems to have become our consistent demand, when the method has a lot of, this article collated some, the needs of friends can learn from, hope to help everyone 1. Remove irrelevant options In Windows XP, double-click Folder Options in Control Panel, click the View tab, and then scroll the mouse pointer to the bottom of the window to see an auto search network folders and print

Win XP is the preferred operating system for many computer players with its gorgeous operating screen and steady performance, but in the process of using Windows XP you will find that the operating system is getting slower and faster over time. How to make Windows XP improve the speed of the issue, has become a topic of great concern to users. 1, speed up the st

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 speed of opening the page Oh! Experience it for yourself. effective.Take Huawei Glory 7i mobile

1, to your computer "thin body" At the beginning of the purchase, the speed of the "strange fast" of the huge memory, why the speed of running more and more slowly? Open a program It's like "The old cow pulls the cart". In order to avoid you "bleed" to buy new Memory "pain", this newspaper specially interviewed the computer department of Beijing University of Technology computer master Liulei, let him a fe

U disk convenience is known to everyone, with the U disk widely used, also appeared a series of problems, such as people in the travel to copy some video, often will take a long time, speed is very slow, so that users wait for a long time and feel very depressed, U disk copy speed became a big problem, in response to this problem, Let me help you improve the copy

Using indexes to improve query speed1. ForewordIn Web development, page templates, business logic (including caching, connection pooling) and database three parts, in which the database is responsible for executing SQL queries and returning query results, is the most important performance bottleneck affecting the speed of the site. This article is mainly for MySQL database, dual 11 of the electric business

Recently a few colleagues opened a personal blog, but complained that because of the purchase of virtual space, so the personal blog site is very slow to open. For this phenomenon, according to the general situation, a website access to open speed and slow, all is to see this site use space configuration, if this space host configuration is good, then your website access speed will be very fast, on the cont

Today's mobile phone to see the comic connected to WiFi speed Ka Chengwang, helpless extremely.Just learn the front-end, there is to improve the content of the loading speed, but only mentioned, have not formally learned, their own online check to see, share.Optimize Web page picture filesPicture using height and Width propertiesCSS file compression thin bodyAdd

How to improve the writing speed of U disk This approach is similar to what we know about improving the performance of SATA drives, which is to turn on the advanced write cache (Advanced write caching), which increases the memory capacity of the system as a write cache, thereby enhancing the performance of the write disk. However, it does not allow you to plug a 8G size of a U disk faster, but to make the

Now everyone in the hands of mobile storage devices are more and more, mp3/mp4 players, flash, mobile hard drives and other devices can use the computer's USB interface convenient and fast transmission of data. But if the transmission of a lot of files, then how to improve the speed of data transmission has become the most concerned about the topic. In fact, without changing the equipment, through clever se

Found that a lot of sites in the place Baidu share code, simply put the share code to the fixed page location on the finished, this is a very lethal way. Because, I often open a Web page, found in the Web page load to share code, sometimes spend a few seconds to request the Baidu server, the last Show Sharing button. In fact, like this on the Web page is not very important function, we can use JS to delay loading, so as to improve the main content of

two ways to improve the speed of Win8 system open folder Cause analysis If the computer does not have a Third-party protection software installed, the win8/win8.1 system's Windows Defender is in the default open state. This causes the file to be scanned for a large amount of system resources and causes slow open folders, a half-day unresponsive problem, and if additional protection software is installed,

CSS background map positioning, learned this method, can be very effective to improve your Web front-end design level. The image below is a CSS background image of the website applied to Amazon.com's official website, so let's take a look at its usage. [Ctrl + A ALL SELECT hint: You can modify some of the code, and then run] Why do so many Web pages to apply the buttons and pictures in a picture? This is a question raised by a member of the Arisis

We have previously introduced ways to improve the speed of the system by optimizing the configuration of the desktop environment, but in other respects we can also configure it to improve the speed of the system. First, improve the data transmission performance of hard disk

Ways to improve query speed with data above tens:1. Try to avoid using the! = or 2. To optimize the query, avoid full-table scanning as far as possible, and first consider establishing an index on the columns involved in the Where and order by.3. Avoid null-valued fields in the WHERE clause, which will cause the engine to discard full-table scans using the index, such as:Select ID from t where num is nullYo

For the GoDaddy space, the purchase of independent IP has many reasons, such as, can prevent the site by the wall, can avoid being "bad neighbour" implicated, or, in the IPV4 address gradually depleted today, the purchase of an independent IP is also considered a fashion investment, but you may not think, for a webmaster, The most practical benefit is that the purchase of independent IP can significantly improve the

Article Title: optimize Linux system services to improve boot speed. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. This article describes how to speed up Linux boot without affecting availability. Of course, this method r

Recently done new projects, many libraries are the libraries that have been accumulated from previous projects. The IDE used under Windows is vs2013, the overall compile time, obviously feel the compilation speed is slow, the file is a one-part.From the point of view of the compiler itself, VS2013 provides a way to speed up the compilation:We can compile it in C + +, general-, and multi-processor , so that