Linux

Lmhostid may be unfamiliar to some people. Some people are familiar with it. What does it mean? It is licence manage hostid. in Chinese, it is the hostid used to manage the registration code. Many software use this ID to control the serial number.

In fedora, double-click the ISO file to create a virtual disk. I want to copy the contents, including folders. The CP file was okay yesterday. I don't know what went wrong today. If it fails, the size of the CP file is 0. You only need to mount it

Because ubuntu is newly installed, some problems are also recorded as follows: 1. Install the Chinese software package: System-> Administration> language setting, to recover Chinese Language package 2. Install the input method. If there is a

In Linux, the hostname setting is relatively simple, but it needs to be configured in several places. Switch to the root user and edit the/etc/sysconfig/network file. For example, the content is as follows: Networking = YesHostname = myhostname

[To] http://rainbird.blog.51cto.com/211214/109308   The VI function is so powerful that it only lists what I often use and is gradually added.: Redo in Linux, cancel the Undo operation to restore text modification. In standard UNIX systems, 2nd U

From: http://hi.baidu.com/remygo/blog/item/6823f78b83ce24e3f11f36cd. HtmlBecause the XMD tool in EDK is used to generate the final ace file for elf files and bit files, it is best to install EDK in linux, and version 11.1 integrates ISE and EDK, so

In Linux, GCC is a common compilation tool. However, there are many special parameters during GCC compilation, such as compiling to a dynamic link library. Here I would like to mention how to use the GCC warning function to Improve the Quality of

On various architecture platforms, most kernel images adopt compression formats (except for MIPS platforms, their images adopt non-compression formats ). Generally, the Linux system is divided into three phases: Kernel boot, kernel boot, and

Use the cross-compilation environment Build your own cross-compiling environment to compile the kernel. This part is also a practice of chapter 5 of O 'Reilly's Building Embeded Linux System. We still use moblin as an example. He has provided an

Original post address: http://finlandrbt.spaces.live.com/blog/cns! 70C541D1517F6BAE! 987. entry Linux memory management-vmstat many of the things mentioned in this article are worthy of my reference in performance testing and improvement. Here, we

For RPM packages, Common commands are rpm and rpmbuild. Some common rpm commands are recorded as follows: Rpm-e xxxxx: delete an rpm package Run the rpm-q xxxxx command to check whether an rpm package exists. If so, give the rpm detailed

During this period of time, we found that if we use the automatic update function of Fedora 10, it will easily cause the machine to die. During the next restart, we will not be able to access the interface, black screen (miserable !) Some commands

Today, we are working on the new machine (the old P4 machine can finally be retired, and it is also a shame to think about it, so the development has fallen to this level ......), I have installed Ubuntu and fedora, and now I have a summary of

1. When compiling scullc on ldd3 today, the following error occurs: At first I thought it did not contain the header file, and then I checked the source code of 2.6.39.1. The result was that init_MUTEX was not found in all the symbols, and the

This is a very important command in linux. Please be familiar with it. Its function is to create a synchronization link for a file or directory in another location, similar to a hyperlink in Windows. The most common parameter of this command is-s.

Reprinted from zaigeLinux and finally edited zaigeLinux We need to develop a simple QT program and download it to the arm Development Board. Here we need to introduce several software used:X86-qtopia, This Is A qtopia under the PC, he has a

Document directory (E) But how do I switch between these two tasks? Common screen commands Linux screen command usage From: http://www.9usb.net/201002/linux-screen-mingling.html As a linux server administrator, it is often necessary to log on

Http://blogold.chinaunix.net/u3/112205/showart_2191169.html     How to compile modules in Linux kernel 2.4 and 2.6     The extension of the module under 2.6 is. ko, rather than. o under 2

Use of Packet Socket in Linux Hanse 2009-4-3 Linux supports PF_PACKET Sockets for user-layer network protocols. With this SOCK_RAW Packet socket, the application can directly receive a data frame with a complete Layer 2 data frame, and then use this

Http://hi.baidu.com/heidycat/blog/item/f8fe3ba1c1026b8e46106472.html In linux, the running process of a program is much more complex than I think. Even if a program does not contain any header files, after compilation, the target file