Linux

Reprint: http://blog.chinaunix.net/uid-20273473-id-3267337.htmlMy development environment: Ubuntu-12.04 All packages are up to date 1. Installing the GNU tool chainsudo apt-get insatll gcc-arm-linux-gnueabisudo apt-get insatll

Http://wenku.baidu.com/link?url= 953t6gzcnabzwr4yqpfut4ooyyr4wyonxlclo1ouyzkajwh2fts634sm7zpyitkkpmyxw-g7xihoowbpbo4dphshou64pw5vnvw_cux_eti1 Create a folder in the Usr folder in the root directory. /usr input sudo mkdir iNode2 Copy the compressed

The reason: 32-libs Library support is required to run 32-bit programs on 64-bit Fedora Linux Systems (32-libs for other Linux branch systems need to be found on their own) Original address:

1.TCP Head StructureAs shown in the TCP header structure, many of these fields provide sufficient information to manage the TCP connection and control the data flow.16-bit port number: tells the host where the message segment is from and to which

I. The relationship between the source code type and the compiled file is not written. Look at the picture, zoom in and look at it. 650) this.width=650; "title=" source package Management "style=" border-top:0px; border-right:0px;

The VI Editor is the standard editor for all UNIX and Linux systems, and its power is not inferior to any of the latest text editors, here is simply a brief introduction to its usage and a small number of instructions. Because the VI editor is

Linux iptables public network, gateway do Dnat192.168.18.230 192.168.18.130 192.168.11.130 192.168.11.131Iptables-t nat-a prerouting-p tcp-d 192.168.18.130--dport 2222-j DNAT--to 192.168.11.131:22iptables-t nat-a POSTR Outing-s 192.168.11.131-p

File structure under Linux/bin binary Executable command/dev Device Special files/etc system administration and configuration files/ETC/RC.D startup configuration files and scriptsThe base point of the home user directory, such as the user's home

　　 Logout: LogoutLogout Logoff is the relative operation of the landing, after landing the system, to leave the system, the user can simply release the Logout command:[[email protected] root] #logoutRed Hat linuxrelease 9 (shike)Kernel 2.4.20.8 on

Learn Linux I personally think the first need to understand the system does not give the directory of the details of what to do, so in later learning and in the use of Linux system in the process will be more effective. /bin Main content

Ordinary files can be created with open or create, FIFO files can be created with pipe, Mknod is mainly used for the creation of device files.In the kernel, Mknod is implemented by Sys_mknod, with the following code:Asmlinkage Long Sys_mknod (const

Linux application Development-signal programming one signal for interprocess communicationThe signal is defined under/usr/include/asm/signal.h.The common signals are:Sigkill Kill ProcessSigstop pausing a processNotifies the parent process when a

Key function Ctrl+d Keyboard input end or exit terminal Ctrl+s Tentative current program, pause and press any key to resume operation Ctrl+z Put the current program in the

a the format of the Linux command1 , Commands [ options ] [ parameters ]ls List Display the contents of the directory① Command name: lsCommand English Original: ListCommand path: /bin/lsExecute Permissions: All Usersfunction Description: Display

Linux-disk management summary, linux-disk Summary This blog article mainly summarizes some Linux disk operations, including hard disk loading, partitioning (MBR and GPT partitions), partition mounting, and swap partition loading settings. Basic

CentOS performance diagnostics latest tool command set# View the current system load uptime # view the system status and system resource usage of each process top # visually display the CPU usage htop # view the load information of each CPU mpstat-p

Permission management in LinuxLinux Files have three identities and four permissions. The three identities are:U: file ownerG: group to which the file belongsO: other usersEach identity has four permissions:R: read)W: write Permission)X: execute

How to decompress the CentOS.tar.gz.tar.xz.tar.bz2.tar. lz File The most common source code package downloaded from the network is the .tar.gz .tar.bz2 package, and some are. tar. xz. tar. lz packages. Some people say that. tar. xz is the king of

Linux Command-lynx The lynx command is a plain text Web browser that does not support multimedia information such as graphics, audio, and video. Lynx Syntax:Lynx [options] [file] Options: options -Case: case sensitive when searching strings;-Ftp:

Seven interesting Linux Sort commands (2) In the previous article, we have discussed multiple examples of the sort command. If you miss this article, you can click the link below to read it. As part of the previous article, this article will discuss