Linux

Now launching advanced Linux programming zh_cn wiki for publishing, sharing and further developing the great book for Linux/C beginers. Please visit at http://wwwolf.3322.org/tracs/alp   This site is specially set up to further improve translation,

There are a number of directories under/etc/rc. d that look like RC ?. D (where? Is the number of the run-level) and rcsysinit. D, all containing a number of symbolic links. Some begin withK, The others begin withS, And all of them have two numbers

1. Write your own executable files, such as myservice. Sh. 2. write scripts for controlling execution, such as mytest,Be sure to add the executable permission. Otherwise, the unrecognized service will be reported,Put mytest in/etc/init. d. Note

Prepare the email sending environment using mailx 1. View dns cat/etc/nsswitch. conf2. View CAT/etc/resolv. conf on the server.3. View Sendmail status: netstat-tuln | grep 254. restart Sendmail:/etc/rc. d/init. d/sendmail restart. Test whether

In Linux, see openora for OpenOffice development. 1. Download source code Reference http://wiki.services.openoffice.org/wiki/Documentation/Building_Guide/Getting_the_source Run the following command to obtain data online using SVN: SVN

There are two Linux kernel versions: the stable version and the development version. The Linux kernel version consists of three groups of numbers:Number in the first group. number in the second group. number in the third group The first group of

Http:// OS .rdxx.com/Linux/2003-9/14/174629796.shtmlAuthor: Cold windBy default, Linux uses the/etc/inittab file to control whether reboot or shutdown is performed when the system presses the [CTRL]-[alt]-[delete] key combination before the system

After I installed the development environment, this problem had plagued me for a long time. I had to use the simulator for development. I was not satisfied with the last step, and finally found the power of ADB. Enter ADB devices in the terminal

Copyright information: Copyright belongs to smilestone322, and all rights reserved. It is only used for learning. It shall not be used for commercial purposes. You are welcome to reprint it. Please indicate the source for reprinting. Thank you!

I. chicken ribs 1. semaphores, which are different from other processes in communication modes, are mainly used for (1) process mutex (protecting street Resources) (2) process synchronization (Process Cooperation) 2. 2-value semaphore: the semaphore

I. chicken ribs 1. Shared Memory is a part of memory shared by multiple processes. Shared memory is the fastest way to share data between processes. When a process writes data to the shared memory area, all the processes that share the memory area

I. PrefaceHere I will use simple text to show my students how to complete some operations on the Symbian System in the Linux operating system, the content here applies to the uiq and s60 series (including s60v5!) that use the Saipan system !)

Linux File permissions are implemented by users, groups, and other groups. A file can belong to only one user and group. If other users want to have permissions for this file, they can join this group. A user can belong to multiple groups at the

I. configuration of NFS servers on Linux servers Log on to the Linux server as root, edit the exports shared directory configuration file under the/etc directory, and specify the shared directory and permissions. Run the following command to edit

Write function write ssize_t write (int fd, const void * Buf, size_t nbytes) Write function write the nbytes bytes in the Buf into the file descriptor FD. the number of bytes written when the operation succeeds. -1. set the errno variable. in

Note: Let's take a look at it for yourself. This series will be improved in the future. The content below this article is reprinted.   In the Linux kernel, if the driver is not specified when applying for a registration interrupt, do_irq enables the

Deep understanding of Linux kernel-signals (Reading Notes) Chapter 4 signal Signals are used for communication between user-mode processes. The kernel also uses signals to notify the process system. 1. Functions of Signals A signal is a short

1.LInux kernel IPv4 network layer: BSD Socket Layer:This part handles BSD socket-related operations. Each socket is represented in a struct Socket Structure in the kernel. This part of the file Mainly include:/NET/socket. C/NET/protocols. c etc

Linux input device: APIsJollen output at, 2009Linux input device is an important subsystem. Before introducing the example, let's take a look at the related APIs.Linux Input DeviceInput. c is the "input" notebook program of Linux, which mainly

Http://hi.baidu.com/thinkzero/item/172bc360171f6f1d7ddeccda First, let's look at Su-run a shell with substitute userand group IDs on the man help page. That is to say, through Su, we can start a shell program without providing users and group names.