Linux

Linux file management introduces the way Linux manages files from the user's level. Linux has a tree-like structure to organize files. The top of the tree is the root (/), the node is the directory, and the end leaf is the file that contains the

NetFilter provides an abstract, general-purpose framework that defines the implementation of a child function that includes the following five parts of the packet filtering subsystem framework: 1. Define a hook function for each network protocol

In the research and analysis of network security, the firewall (Firewall) is often emphasized, its basic function is filtering and may block the local network or a part of the network and the Internet Data Transfer (packet). A packet is actually a

Knowledge Points: 1. FTP uses TCP connections and TCP ports 2, in the communication, FTP needs to establish two TCP connections: One for control information, TCP port number defaults to 21 One for data transfer, TCP port number defaults to 20 3,

By default, the Ubuntu system will preset the program for the user. Let's take the text editor for example, Ubuntu is the Nano, and for some friends, vim may be more handy. So how do you change these preset programs? You can use the sudo

In Linux to ensure that the program crashes when generating coredump to pay attention to these issues: To ensure that the directory in which the Coredump resides exists and that the process has write permission to the directory. The directory that

Introduction: Linux is not as convenient as the memory in Windows, and there is the new concept of swap, so know how to see the Linux memory has a certain significance. View memory under Linux We generally use command free [Root@nonamelinux ~]#

ARM Architecture: 1. The most common way is to modify the "Default kernel command string" option in the "General Setup" submenu in make config by modifying this option to modify the include/linux/ Config_cmdline Macros in autoconf.h files 2.

You can download a standard version or a for Magic Linux version, in fact, the for Magic Linux version can also be used under RH 9. Then, run RPM-IVH rf-xim-input-5.0-43.i386.rpm--NODEP RPM-IVH ctrlpanel-1.5.5.rpm--NODEP For Input method

Edit class: Vim and Emacs. In Windows there are versions, and a lot of people ask me, vim and Emacs should learn that? My point of view is that vim and Emacs, although keyboard bindings are not the same, do not solve the problem in the same way

The simplest configuration of lamp Do this thing, just start to feel very difficult, do not want to try, later friends said to get a forum to try, so the first try. I was going to learn iptables first. Now first learn the basics of lamp. Read the

I think we have a lot of successful implementation of Apache+php+mysql, online articles also have a lot, but I found that many articles are copied to copy, and did not explain the way of white compilation, Some simply apache1.3 the compilation

RPM is the abbreviation for Red Hat Package manager, which is intended to be the Red Hat package management, as the name suggests is the package management contributed by Red Hat, and in mainstream releases such as Fedora, Redhat, Mandriva, SuSE,

When you listen to other people talk about Linux, FreeBSD and even OS2 and so on novelty operating system, is also want to try to see? But when you hear the need to cut the hard disk, the original data may be lost, whether there is some hesitation?

This article assumes that you have been using Linux for a period of time, as hardware upgrades or lack of space, you must upgrade the Linux system, or want to provide more network services to users, in response to this need to write. First, adjust

There are two kinds of situations in practical application 1. When the driver is used as a module: For PCI cards, the module automatically detects all installed network adapters. However, the ISA card is not the same, you need to manually specify

Crontab is the most common scheduled task service under Linux. This article to share with you about Linux crontab log storage experience, I hope this article can teach you more things. By default, the log executed in Crontab is written

1, how much hard disk space to install Linux? Decide what distribution Linux to install, how many applications to mount, whether to install the original code, and so on. For example, the most basic Slackware Linux requires about 10MB of space,

1. Download unetbooin:http://unetbootin.sourceforge.net/ 2. Fully formatted U disk 3. Use Unetbooin to make startup installation disk (do not reboot after completion, but choose Exit) 4. Open U disk 1 The Syslinux file under the Vmlinuz and

1, under Linux play Doom game problem solving method? For the correct sound effect output, you must use the 2.90 or later sound driver, it supports the instant "Doom mode", the sound effect sample is 16bit, such as using a 8bit sound card,