disable keychain

1 by modifying the BIOS to disable U disk class Mobile storage device use: Boot press "Del" key into the BIOS interface, select the "Integrated peripherals" option, expand the "USB 1.1 Controller" and "USB 2.0 The USB interface can be disabled by setting the property of the Contr01ler option to "Disableed". 2 The disadvantage of this method is that the control is not flexible, after setting, the USB interface mouse and keyboard cannot be used. 3 We

The optical drive is one of the more easily damaged hardware in the computer hardware, and today many computers have removed the optical drive. Many built-in CD-ROM notebook in the use of a period of time, the CD-ROM is more prone to failure, small series of a Sony notebook recently there has been a CD-ROM failure, computer boot, CD-ROM will often automatically eject, to use brought inconvenience. Anyway, the optical drive now has little effect, if there are often some problems, it is better to

The lock screen screen is a new feature of Windows 8 and 8.1, and after the boot/wake up, a beautiful lock screen wallpaper is introduced, which also provides time and date, networking status, battery allowance, weather status and other notices. Windows 8 and Windows 8.1 allow you to change the lock screen wallpaper and select which application's notification information is displayed on the screen, such as Gmail, weather, calendar, and so on. The problem is, the system does not provide the opti

talking about a partial limitation, and if it's all a simple thing to do, just filter out the Because I did not encounter such a problem in the previous project, so did not do too much in-depth research, at the beginning just by feeling think of the "replacement" method. It is obvious that such a method will not work because it may be wrong. For example, to disable the alert method, the following code is available: Copy Code code as follows: win

Some of the devices used in the computer are not used at all, or encountered some devices are not normal use, we can view these devices, through the Device Manager can be processor, hard drive, storage controller, monitor, keyboard, mouse devices, image equipment and network adapters and so on equipment operation and management, So how do you disable the specified device? Let's take a look at the specific setup tutorial. 1, open the computer, directl

Talking about the current chat tools, the most popular estimate is the QQ program, almost everyone has more than one QQ account, whether it is on the computer or mobile phone, we are always logged in the state, so Tencent QQ in China is still very extensive. In fact, in our Win7 computer has a homing chat tool, called NetMeeting, it is estimated that few people know, because the use of it is very few, but this program is still very powerful, the most basic text chat, video voice chat, picture se

In the company, schools, internet cafes and other places often need to disable the USB interface, there are many reasons, such as preventing staff to take away confidential information, to prevent students to take games to school room to play. It's also possible that your PC doesn't want anyone to plug in a U disk or a mobile device. But your mouse and keyboard disk is also USB interface what to do now? Then how to

First, why there is the need to disable MAC system Spotlight:Some users because of the use of relatively old Apple computer in the running of a newer system; It is also possible that you are a speed control, can not stand the occasional card Dayton operation, must be all causes of the cause of the elimination of all the reasons for the lag, or you may not use the spotlight function, from the green point of view, not wasted system resources , so close

Original address: http://www.if-not-true-then-false.com/2010/yum-remove-repo-repository-yum-disable-repo-repository/ Quick Guide, howto Remove and disable YUM repo (repository). Yum command itself does not contain any way to remove the repository. YUM repo The files is located in/etc/yum.repos.d/directory. I Use the Kde.repo file with following content as example on this guide: [KDE] Name=kde m

The mysqldump has a default parameter of Disable-keys, which is turned on by default.This is not a problem in most cases, but in exceptional cases it can have disastrous consequences.Recalled a few years ago, a well-known mobile phone forum Day inexplicable magic Brush does not open the Web page, finally no way to stop maintenance small half-day situation, according to the Grapevine, is the problem caused.The whole process is guessed as follows:1, the

Linux Disable ping and enable ping# echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_allif you want to recover, just:# echo 0 >/proc/sys/net/ipv4/icmp_echo_ignore_allcan, very convenient, do not go to special use IPChains or iptables. or you can do it in the following ways.enter the Linux system as root and edit the file Icmp_echo_ignore_allVi/proc/sys/net/ipv4/icmp_echo_ignore_alldisable ping after changing its value to 1To

How to disable ping response under Linux:Echo 1 >/proc/sys/net/ipv4/icmp_echo_ignore_allIf you want to disable ping response as soon as you boot, add the above statement to/etc/rc.d/rc.local.If you want to resume using the ping command, you can enter:echo 0〉/proc/sys/net/ipv4/icmp_echo_igore_all command.Dolly MixEnter the Linux system as root and edit the file Icmp_echo_ignore_allVi/proc/sys/net/ipv4/icmp_e