20 Very useful computer technology

Source: Internet
Author: User
Tags command line current time empty prefetch zip root directory backup

1, in Notepad automatically record the opening time of the file
In Notepad, we can record the time that you open a text file by typing in the first line of the file. LOG "(Note: must be capitalized!) ), and then wrap the start text. This will automatically add the current time after the file is closed after each time it is opened


2. Quickly browse offline Web pages

You need to browse through a Web page that has already been opened, traditionally by using a link in the order of online opening to locate and open the page. The faster way is to add this page to your favorites, and then browse the page from your Favorites folder offline. In fact, creating a shortcut for this page is the quickest way. In the browser's address bar, the Web page has opened a small icon in front of the URL, with the mouse hold this small icon, drag it to the desktop, the next time you can quickly offline browsing the page on the desktop.

3. Send email quickly

Right-click on the Start menu, select Open, right-click in the Open window, select New---shortcut, and then enter mailt in the type the location of the item box, click Next, enter a name in the type the name of the shortcut box, click Finish To You can create a new e-mail message by simply clicking the shortcut later. If you often email a friend, you can create a shortcut for that friend. The method is similar to what is said above. For example, your friend's email address is abc@chinabyte.com then you can just enter "mailtabc@chinabyte.com" in the "Please enter the location of the item" box, and the rest will not change.

4. Place your favorite program near the top of the Start menu

Are you very fond of a program and use it frequently? Then, you should increase its priority in the Start menu by placing it at the top of the list. This approach ensures that the program stays in the Start menu and is not interfered with by other programs, even if other programs have a higher frequency of usage. Right-click the link to your favorite program on the Start menu and select "Attach to Start Menu" on the shortcut menu that appears. Your program will be permanently moved to the top of the list, just below the browser and email program.

5. Add Bell for CapsLock

When you enter Chinese, accidentally press CapsLock will become uppercase English, to this key plus a "bell" is much more relieved. Open the Accessibility Options in Control Panel, and in the keyboard item, select Use Toggle key.

6, use the Recycle Bin to encrypt the folder

(1) First, click "My computer → view → folder Options", select "Show All Files", single "OK".

(2) into the system root directory, right click the "Recycle Bin", (that is, a folder named "Recycled"), select "Enable Thumbnail View" In the Pop-up shortcut menu dialog box, and then click "Apply" and you will find that the system automatically selects the "Read Only" attribute, and you need to manually remove the Read Only attribute. then click OK. At this point you will find that the icon becomes a normal folder, then double-click the "Recycled" folder, find an initialization file named "Desktop.ini" and activate it, copy it to the file you need to encrypt, such as "D:\MyFiles" folder below.

(3) Then right-click the "D:\MyFiles" folder, select Properties, make sure that the read-only attribute is selected in the pop-up dialog box, and then take the bait before the Enable thumbnail viewing check box, and then make sure.

7, temporary allocation of administrative rights for themselves

Many programs require you to have administrative privileges during the installation process. This article describes a simple way to temporarily assign administrative rights to yourself when you are logged on as a normal user. Hold down the SHIFT key while you right-click the program installation file. Click "Run as" in the shortcut menu that appears, and enter a username and password with the appropriate administrative rights. This is also true for applications on the Start menu.

8. Reject grouping similar taskbar

Although the Windows XP "Group similar taskbar button" setting allows you to keep your taskbar open and clean, it is very inconvenient to work with several windows that need to be opened. If you are often using QQ such as communication software and people chat online, if you have more than two friends talking to you at the same time, you will immediately feel the inconvenience of XP default settings-each time you want to switch the conversation object, you have to click on the group, and then pop-up menu to select the conversation of the friend, And each friend in the group display is the same icon, the conversation object, you may have to click to see exactly who has replied, waiting for you to respond, and choose the wrong one, and have to start from the group election, very troublesome. Obviously, this is less than the original open a few windows, in the taskbar in each small window click once can start chatting. How to change: Click the "start → control Panel → appearance and theme → Taskbar and ' Start ' menu", in the pop-up window, the "Group similar taskbar button" option in front of the hook to remove.

9, change the file date

To modify the date of the XXX.exe (any EXE file), type copy xxx.exe+ in MS-DOS mode, (note: After the plus 2 commas followed by A + +), type "Y" when asked to change to the current date.

10, uninstall the useless dynamic link

In order to eliminate this phenomenon, resource managers often leave useless dynamic links in memory, and you can open Registry Editor and set key values: HKEY_LOCAL_MACHINE\Software \microsoft\windows\currentversion\explorer\alwaysunloaddll=dword:1 it to 0, this feature will be turned off. Note: The computer needs to be restarted in order for the settings to take effect.

11. XP uses pre-read to set up this new technology to improve system speed.

If you have PIII, 512M memory above, recommend modifications:

1. Run "regedit"

2. Go [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory management\prefetchparameters\enableprefetcher>;

3. Set numeric 0,1,2,3. 0-disable,1-pre-read application, 2-start pre-read, 3-before both pre-read ("3", recommended).

4. Reboot. This can reduce startup time.

12, clear the pre-read files

When XP is used for a period of time, the files in the Prefetch folder become large, and there are dead-chain files, which slows down the system time. Recommendation: Delete these files periodically. (Windows\prefetch)

13, delete the system redundant DLL file

"Hkey_local_machine\software\microsoft\windows\currentversion\sharedlls" records shared DLL information, followed by a number that indicates that the current DLL file is shared by several applications, If it's a value of 0, that means it's superfluous, and you can delete it as much as possible.

14, make the ZIP document read power failure

Windows XP supports ZIP documents by default, but the system consumes a lot of resources, you can turn this off, just type "regsvr32/u zipfldr.dll" in "Run" in the "Start" menu

15, temporary files will affect the performance of the system

Enter the "Settings" button in the Internet temporary folder in the midpoint of Internet options, and move the Internet temporary folder to another disk area in the Open dialog box, and do not leave it in the same area as the system files because the temporary files are small, numerous, chaotic, Can produce a lot of fragmentation, and if you put it with the system files, it can affect the performance of your system.

16. Quickly close a series of Windows

When a user opens a deep folder through my computer, it opens a lot of windows, which is a hassle to shut down. If the user presses the SHIFT key while closing the bottom window, all windows will be closed at the same time. If you hold down the SHIFT key when you close one of the middle windows, the upper window will be closed, and the underlying window stays the same

Microsoft this Recycle Bin, the time is long, we inevitably want to give this special object to take a different kind of name, it is not difficult to do this, as long as we open the Registry Editor program, and open the {hkey_classes_root\clsid\[ 645FF040-5081-101B-9F08-00AA002F954E>} branch, change its "Recycle Bin" to its own favorite name, such as "Trash Can". To refresh on the desktop, a "trash can" appears on the desktop

17, remove unnecessary procedures

In addition, everyone in the installation of WinXP, perhaps a moment of greed to all the procedures installed, and later found that there is no use. However, no trace is found in the Add/Remove Programs in Control Panel. At this point, you can use the following methods to force them to appear: to show hidden files and folders first, do the following: Click "start → control Panel → tools → folder Options", and click "Show All Files and folders" under the Hidden Files and folders branch in the list of tabs. To edit the Add/Remove Windows Components dialog box, do the following: First, to ensure that you are able to revert to the initial configuration status if necessary, keep the Sysoc.inf file (located in the \windowst\inf\sysoc.inf folder on your hard disk) before you begin the operation. A backup and assign a different name to the backup, such as Sysoc2.inf. Open the Sysoc.inf file. Each line of text in the file represents a component that can be displayed in the Add/Remove Windows Components dialog box. For example: You can change the pinball=ocgen.dll,ocentry,pinball.inf,hide,7 into pinball=ocgen.dll,ocentry,pinball.inf,,7 Save the Sysoc.inf file, and then shut it down and restart the computer. After that, you can delete the pinball game in the "Add/Remove" Control Panel. The procedure is actually very simple, for those components that you want to see in the dialog box, delete the words in the corresponding lines of text (do not delete the comma). However, it is important to note that this method does not remove the win core components such as fax services.

In the disk you want to run automatically generate "Autorun.inf" file and open in Notepad, write: [autorun> open= (here to enter the program to automatically run, such as: C:\Windows\notepad.exe, followed by the parameters/autorun) Icon= (fill in some icons here, such as: C:\123.ico) so that our hard disk, like some CDs, will automatically run the programmed program when it is turned on.

18, in the Windows98 restore in DOS deleted files

Only content deleted in Windows can be recovered in the Windows98 Recycle Bin, and the deleted files can be recovered in Windows98 dos mode: Run the Lock command first to remove Windows from disk access. Then use the command "undelete" to recover. or reboot into DOS, run "undelete" also line, but the action must be quick, otherwise may not recover.

19. Quick Reboot

Every time we restart the computer, the computer detects the system and hardware, which takes a certain amount of time. In order to be able to reboot quickly, we can follow these steps: Click the Start button, select "Shut down the system", in the "Close Widows dialog box", choose "Restart Computer", and then hold down the SHIFT key and click the Yes button. This allows you to skip detection of the system and hardware to achieve a quick restart of your computer.

20, quickly empty the Recycle Bin

Sometimes, there are too many files in the Recycle Bin or in different places, at this time, the "Empty Recycle Bin" command is very slow, many times you can do this: Select all the files, and then delete, so much faster.

Attached: Windows XP Security Weight Loss method: The following methods for my current WinXP weight loss method, after use, feel more safe, the effect is obvious, at least 300m space can be reduced. Note: Beginners are not recommended to use

To delete a driver backup: The Driver.cab file (73MB) in the Windows\driver cache\i386 directory but later we have to insert the Windows installation disc every time we install new hardware. Delete system file backups (generally not used): Run command line SFC /purgecache

Delete the alternate DLL file: You can do this if you copy the installation files or have the CD-ROM installed. Windows\system32\dllcache the file (minus 200--300MB).


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