Linux

I had been working on it last night. I finally installed it when I went back to bed. I also dragged on some time to try the effect and listened to a song. mplayer is really powerful, sound effects are quite good. Compared with madplay, sound effects

ArticleDirectory   Linux has been widely used in recent years. In addition to the many irreplaceable advantages of Linux in the server field, more and more technical staff are trying to choose Linux in terms of desktop and internal

According to foreign media reports, the Linux operating system service provider Novell recently released xgl (x over OpenGL) and compiz, and presented its latest desktop. Xgl is an OpenGL-based X server. It With hardware

Introduction Each LinuxProgramIt is an executable file that contains a list of operation codes. The CPU will execute these operation codes to complete specific operations. For example, the LS command is provided by the/bin/ls file. This file

Computing the number of cluster projects in Linux is the same as computing the number of startup companies in Silicon Valley. Unlike Windows NT, which has been blocked by its own closed environment, Linux has a large number of cluster systems to

Linux is a variant of the UNIX operating system. The principle and idea of writing a driver in Linux is similar to that of other Unix systems, but the drivers in the DoS or window environment are very different. In a Linux

Transplantation of the yaffs2 File System Editor: The previous file systems are all friendly built-in file systems. The GUI is based on qtopia. This file system has powerful functions. Here we can port a root file system by ourselves, but this is

Configuration environment: OS: Linux fc7 XAMPP version: xampp-linux-1.7.7.tar.gz Bugfree version: v2.1.3 1. preparations: Before installation, check whether port 80 of the server is occupied, because port 80 is required for XAMPP to start. If the

At the beginning, ubuntu was installed, and there was no Chinese input method. I had no idea how to install it for a rookie-level character like me after a long time. FC Modification FC hard disk installation is still relatively easy, mainly

First, we will introduce the term "console", which is a commonly seen man-machine interface using character operation interfaces, such as DOS. The console command is a command that can be run on the operating system through the character interface.

SSH is much safer than telnet, and it is more perfect if RSA verification is added. A key pair is generated and encrypted by passphrase. The public key is placed on the server to be logged on (in the home directory of an account. SSH). The private

When learning about the I/O bus, you 'd better first look at the relevant knowledge:Internal bus from PC bus to arm   I/O port and I/O memory Each type of peripherals is controlled through read/write registers. On the hardware layer, there is no

LinuxSudo command and its configuration file/etc/ Sudoers May 4, 11:00:56 Add to favorites I want to contribute LinuxSudo command and its configuration file/etc/ SudoersPair LinuxSome people will know about the sudo

Document directory To put it bluntly, check whether the file has been modified. The MD5 algorithm is often used to verify the integrity of network file transmission and prevent file tampering. The full name of MD5 is the message digest

(Switch) Linux Process Control-Wait () # Include /* define the pid_t type */# Include Pid_t wait (int * Status) Once a process calls wait, it immediately blocks itself. Wait automatically analyzes whether a sub-process of the current

Using RM to delete files in Linux will do bad things accidentally ...... For example, if you accidentally delete the system file, you may have an idea about whether to bind the RM deletion action to the garbage bin. In this case, you can find it

The crypt function is used for encryption. Currently, the encryption methods on Linux are MD5, Des, and 3 DES. MD5 and des are used more frequently on the RedHat platform. The original form of the crypt function is: Char * crypt (const char *

On the Linux platform, you can write a Cron script to implement the task scheduling function. Execute tasks at a certain frequencyBy default, the crond process is started in Linux. The crond process does not need to be started or closed. The crond

Query whether the system is 32-bit or 64-bit by using commandsGetconf LONG_BIT or getconf WORD_BITFor example:[Root @ sy02/] # getconf LONG_BIT64File commandFor example:[Root @ sy02/] # file/bin/ls/Bin/ls: ELF 64-bit LSB executable, AMD x86-64,

From: http://www.cnblogs.com/zhuyp1015/archive/2012/05/22/2514008.html bird1015 blog When writing a Linux kernel driver, if you do not dynamically generate a device number, you need to manually allocate the device number. It is possible that the