When installing a Linux operating system, some unnecessary packets and applications are automatically installed without the user noticing. In this article, we'll discuss how to disable some of the unnecessary applications and services in your Linux system to protect your system resources.
First let's look at what services are running on the system. Use the following command:
Output results
Now let's use the following netstat command to quickly brows
Button | The Back button of the browser browser allows us to easily return to the pages we visited before, which is certainly useful. But sometimes we have to turn this feature off to
Prevents users from disrupting scheduled page access order. This article describes various options for disabling browser fallback buttons available on the network, analyzing their pros and cons and their suitability
Use the occasion.
I. Overview
There was a lot of people asking, "How can I
Because of the computer's own security, trade secret protection needs, often to disable the computer USB interface, especially disable the device with USB storage function, such as USB flash drive, mobile hard disk and mobile phone memory card, but also can not completely block the use of USB interface, because now a lot of mouse and keyboard are USB ports. In this case, how to limit the use of a USB stick
net. ipv6.conf. lo. disable_ipv6
Net. ipv6.conf. lo. disable_ipv6 = 0
You can also check in the proc file
$ Cat/proc/sys/net/ipv6/conf/all/disable_ipv6
0
Note that the variable here controls the "Disable" of IPv6 ". Therefore, IPv6 is disabled when 1 is set.Disable IPv6 if it does not support
If your network device does not support IPv6, it is best to disable them all. Why? This may cause domain name
It is clear that Ubuntu does not completely provide services for some graphics card-to-driver problems. This problem should be attributed to some graphics card manufacturers, but the ati graphics card seems to have come out of the Linux environment as a catalyst, unfortunately, on the Internet, it seems that many people have installed more or less problems, and I have tried it because the installer inexplicably prompts that a previous driver version has been installed, the installation can only
Disable part of the page JavaScript is not all but part, page javascript
The methods discussed in this article have not been applied in actual projects, because I have not met projects that require such a purpose, but the experiment shows that it is feasible.
I. Sources of my ideas
The appearance of JavaScipt is a good thing that makes webpage pages more lively. Of course, the benefits are not just that, in recent years, the booming AJAX applications
For details about how to disable the PHP error message. The simplest way is to directly add the following code to the php program code: Copy the code as follows: error_reporting (E_ALL ^ E_NOTICE ^ E_WARNING ); the simplest way to disable all notice and warning levels is to directly add the following code to the php program code:
The code is as follows:
Error_reporting (E_ALL ^ E_NOTICE ^ E_WARNING );
Enable ubuntu to automatically disable the wireless network. 1. the auto-start script adds the following command for disabling the wireless network to the startup application, so that the wireless network will be automatically disabled at the startup. Disable-send -- system -- typemethod_call -- destorg. freedesktop. Networ... enable ubuntu to automatically disable
Reprint Office: http://shancheng2007.blog.163.com/blog/static/496838952010111452015761/No direct way to disable a node is found, so the node forecolor to be disabled is set to grayThen, in the BeforeSelect of the TreeView, the Beforecheck event is judged by the node color, and if it is gray, the user is not selected for that nodeThe reference code is as followsUsing System.Drawing;Disable First nodeTreeview
SELinux (Security-EnhancedLinux) is the implementation of mandatory access control by the National Security Agency (NSA) and the most outstanding new Security subsystem in Linux history. Under such access control system restrictions, a process can only access the files required in its tasks. SELinux is installed on Fedora and RedHatEnterpriseLinux by default (CentOS is also included ). Although SELinux is very useful, most SELinux (Security-Enhanced Linux) is the implementation of mandatory acce
1. configure the firewall. enable port 80 and Port 3306 CentOS7.0 and use firewall as the firewall by default. here, change it to iptables firewall. 1. disable firewall: systemctlstopfirewalld. service # Stop firewallsystemctldisablefirewalld. service
1. configure the firewall and enable port 80 and Port 3306
CentOS 7.0 uses firewall as the firewall by default. here, it is changed to iptables firewall.
1. disable
How to disable and start Oracle10gRAC 1: maintain the database, operating system, server, and database (all instances), OS, and Servera. First stop Orac
How to disable and start Oracle 10g RAC 1: maintain the database and operating system, servers, and shut down the database (all instances), OS and Server a. First stop Orac
How to disable and start Oracle 10
How does Win10 disable the diagnostic Tracing Service to solve the 100% CPU usage problem? win10100 %
The computer runs slowly and the CPU usage reaches 100% due to many reasons. Yesterday we introduced how to disable the connection, in fact, the diagnosis and tracking service does not play any role for us, and sometimes it also causes high CPU usage. Next we will introduce how to
How to disable the server signature on an Apache website Server
Problem: When The Apache2 website server returns an error page (for example, the 404 page cannot be found and the 403 page is forbidden to be accessed), the website server signature is displayed at the bottom of the page (for example, apache version and operating system information ). At the same time, when the Apache2 website server is serving the PHP page, it also displays the PHP versi
Disable Automatic Driver Installation in win7Our friends in win7 know that when we connect to a computer using a mobile phone or a USB flash drive, the system will automatically search for and install the driver, which is convenient and user-friendly. However, sometimes the driver automatically searched by win7 is not necessarily compatible with the hardware. If we reinstall the driver, we must delete the incompatible driver in safe mode, it brings a
Method 1: Disable USB by modifying the Registry
Principle: you only need to change the Start value in the HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ services \ USBSTOR path of the Registry to 4 to disable USB (default: 3, that is, allow USB ).
Advantage: simple and easy to use.
Disadvantage: everyone on Earth knows it and it is easy to recognize it.
Suggestion: Use a timer or create a thread to lock
Create a Unity project. In the Project window, in Asserts, add the _myscene folder. Click "Save Scene" in "File" to name the scene and save it to the "_myscene" folder. Create a gameobject of type "Plane" and resize it. Create a gameobject of type "Cube" and resize it appropriately. Using scripts to control the enable/disable of object components Select "Cube" under the "Hierarchy" window and if you remove the "Meshe Render" in its corresponding
How to disable the Win8 system home group serviceIf the Windows 8 system home group server is enabled when the computer hardware configuration is low, a large amount of system hardware resources will be occupied, resulting in system freezing and other problems. In the Win8 system, how does one disable the home group service to release computer resources occupied by computers? The following describes how to
How to disable the Quick Start function of win8/win8.1
The Quick Start function is added in Win8 to enable the computer to quickly start the Windows interface. The Quick Start function of win8 takes effect only when it is "shut down" and then restarted. It does not take effect when "restart" is selected directly. By default, Quick Start is enabled in Windows. How can we disable the Quick Start function? Th
There are many methods to prohibit ip access. The most common method is to use strong fire prevention. The firewall of the data center can directly prohibit access from the specified IP address. We can also use the IP Security policy function to prohibit access, you can also use a WEB server to disable it.
Below is the method
Control Panel-Administrative Tools-Local Security Policy or command gpedit. msc
Select create IP Security Policy
Click Next
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