Now, a lot of people are using Mac computers. In the course of use, many users found that, at any time iOS devices linked to Apple Mac computer, the computer's itunes software will automatically synchronize and backup iOS devices. Although backup is very useful, we can directly recover the Iphone/ipad data when our iphone/ipad problems occur. But some friends want to turn off itunes's backup function, so ho
I. Open/Close Firewall command under Linux 1) permanent, no recovery after restart: Chkconfig iptables on off: chkconfig iptables off2) immediate effect, restart restore:/etc/ Init.d/iptables start off:/etc/init.d/iptables stop It is necessary to note that for other services under Linux, the above command can be used to perform the open and close operations. When the firewall is turned on, do the followin
The Windows 8 system adds the "Flight mode" feature--when we turn on WIN8 flight mode, we disconnect all wireless networks, but not the wired Ethernet. The specific actions are as follows:
1, Win8 system in the "Win I" key combination, or with the finger from the right side of the screen to the middle of the pull out the Super button and select the "Settings" option (as shown below).
2, click the Win8 "Settings" sidebar six icons located
! As shown in the following illustration:
The "Repair Local Area Connection" dialog box does not shut down
The reason why the Fix this Address link dialog box is not turned off is that the fix method is incorrect: WinXP SP2 can be turned off when it is repaired directly by right-clicking the connection in the taskbar. It will not be shown as a separate process, so it cannot be turned
There are two ways to open and close the PHP error prompt, one in the php.ini configuration file. The other is the use of function Ini_set () and error_reporting () settings in PHP files.
1. Find the display_errors in php.ini, set the error prompt to turn on and off, off and on. Setting the Error_reporting value also represents the wrong level.
Some common valu
sends a warning message to all users.
-R restarts immediately after shutdown.
-H: do not restart after shutdown
-F: Skip fsck during fast shutdown and restart
-N: Fast Shutdown without passing through the init Program
-C. cancel a running shutdown.
Note that this command can only be used by Super users.
Example 1: the system shuts down in 10 minutes and restarts immediately.
# Shutdown-r + 10
Example 2: The system is shut down immediately without restarting
# Shutdown-h now www.2cto.c
Open run, shortcut key "Win+r", enter "Gpedit.msc", click OK
In the Group Policy window that opens, expand Computer Configuration > Administrative Templates >windows Components, select Windows Defender Antivirus program in Windows components
In Windows Defender settings, double-click to open the "Turn off Windows Defender antivirus program", select "Enabled", and then click Apply
Then restart the c
immediately.# Shutdown-r + 10Example 2: The system is shut down immediately without restarting# Shutdown-h now www.2cto.comIn actual use, it is found that the shutdown command does not enable linux to automatically shut down the power after shutdown, No matter what parameters you use. Of course, there are also many people who have raised this question and answered a wide variety of questions, such as what requires ACPI or APM support, what needs to re-compile the kernel and add power management
Win10 How the system turns off Enable virus protection " enable Windows Firewall " tips? There are many users who have upgraded to theWin10the official version of the system, but there are some original win7/win8.1the user indicates that after the upgrade,Win10The system always prompts"Enable virus protection""enabledWindowsFirewall", because most users shut down the firewall and the system before the upgradeWindows Defender "tool, so after upgrad
To the photography enthusiasts to share a detailed interpretation of the Canon 50D camera choose to turn off or start real-time display of the shooting tutorial.
Tutorial Sharing:
Canon 50D can be set as needed for real-time display shooting even if the live display/print/share button is not started.
1. Select "Live Display feature Settings"
Press the menu button and select "Live Display featur
restart Apache.By changing the errorlog parameter in the httpd.conf configuration file to the following, you can generate a log file on a daily basis.Errorlog "|bin/rotatelogs.exe-l logs/error-%y-%m-%d.log 1M"Errorlog "|bin/rotatelogs.exe-l Logs/error-%y-%m-%d.log 86400″The above is the way to turn off Apache error log!!!Ways to turn
To view the SELinux status:1,/usr/sbin/sestatus-v# #如果SELinux The status parameter is enabled and is turned on selinuxstatus: enabledsestatus # #直接执行命令SELinux status: enabled2 , getenforce # #也可以用这个命令检查enabled To turn off SELinux:1, temporary shutdown (do not restart the machine): Setenforce 0 # #设置SELinux become permissive Mode Setenforce 1 # #设置SELinux become enforcing mode 2. Modify the configuration fi
Turn off SELinux functionality1. Permanently closed1.1 Check, BackupPermanently close SELinux1. Pre-operation BackupCat/etc/selinux/config# This file controls the state of the SELinux on the system.# selinux= can take one of these three values:# Enforcing-selinux security policy is enforced.# Permissive-selinux Prints warnings instead of enforcing.# disabled-no SELinux policy is loaded.Selinux=enforcing# se
Shutting down the firewall from the configuration menu is not working, simply do not install the firewall at the time of installationTo view the firewall status:/etc/init.d/iptables statusTo temporarily turn off the firewall:/etc/init.d/iptables stopRestart Iptables:/etc/init.d/iptables restartImmediate effect, fail after rebootService modeOpen: Service iptables startClose: Service iptables stopEffective af
How does the computer always turn off the machine automatically?
The computer always shuts down automatically the processing method one
There are a number of reasons why a laptop shuts down automatically, such as a motherboard, a hardware failure in a power supply module, or a battery failure. You can first remove the battery to confirm that it is connected to the battery.
Another important reason is t
To the photography enthusiasts to share a detailed interpretation of the Canon 5DMarkII camera option to turn off or start real-time display of the set tutorial.
Tutorial Sharing:
Canon 5D Mark II can be set as needed for real-time display shots to not start even if the live display/print/share button is pressed. Alternatively, you can choose to close and start the video shoot.
1. Select "Live Display/sh
Issue: VMware Virtual Machine Installation system prompts the CPU to be disabled by the client operating system you will have to turn off the power
Configuration: VMWARE11, Virtual machine system is centos6.9_64
Reason: Because the physical display resolution is relatively large, so the shutdown with VMware adjusted to 800*600, the result, again open the virtual machine, it appears as the title of the pro
Original link: Turn off VirtualBox virtual machine Clock sync
The time of the default virtual machine on a VirtualBox virtual machine is synchronized with the physical machine, but can be turned off by using the following command
1. View the list of virtual machines first
Vboxmanage List VMS
2. Use the following command to
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