Linux

For details about Application Layer Development, seeLinux Application DevelopmentAdvanced Linux ProgrammingI have translated the second article, which can be obtained from here. In addition, Linux and UNIX have deep roots. Therefore, you can also

I have been studying Linux network programming for some time. As a summary, writing a socket-based proxy is a review of what I have learned. I have always had the idea of writing a proxy. In the lab project, I am responsible for an HTTP proxy. The

First, you can set the date by using sudo date-s 17:17:00 Super User. If you want to change the time zone, I think of a stupid way: Modify ~ /. Bashrc, add a sentence in the appropriate position TZ = CST; export TZ TZ is the abbreviation of

First, let's take a look at the MV command. In man mV, we can see that the introduction to the MV command is as follows: MV-move (rename) files You can see that the MV command does have the rename function, but in actual applications, it can only

1. Check System Software and Hardware configuration 2. Add related users and user groupsAdd an Oracle Installation group: groupadd oinstal [Check whether an Oracle Installation group exists: More/etc/orainst. Loc]Add Oracle DBA group: groupadd DBA

The designer has sent many portraits. Mxxxx.png, male head, Fxxxx.png female avatar. The file name I need is: Ic_male_head0xxxxx Ic_female_head0xxxxx You need to rename it. Manually rename the name, too earthy. Use awk, Save the following

Permission denied occurs when you install something on Linux: One of the following solutionsEdit/etc/SELinux/config and find the following link: # This file controls the state of SELinux on the system. # SELinux = can take one of these three values:

Linux is a multi-user and multi-task operating system. Multi-User means that multiple users can use the computer system at the same time; multi-task means that Linux can execute several tasks at the same time, and it can execute another task when

  Debugging method for Linux segment errors   Related blog

1)/etc/sysconfig/network-scripts/ifcfg-interface-nameThe configuration file ifcfg-interface-name contains most of the details required for the initialization interface. The interface-name varies according to the type and order of the network card.

1. sighup SignalIn UNIX, the process organization structure is session. It contains one foreground process group and one or more background process groups. A process group contains multiple processes. A session may have a session first process, and

Related Knowledge: Anyone familiar with Linux platform development should know the fork system call. In Linux, fork is called to create a new process (child process) from the current process (parent process ). To use fork, you only need to

Source: http://www.top-e.org/jiaoshi/class/   In, I graduated from an ordinary university in Shaanxi, majoring in electronic information.LinuxThe operating system does not know anything about it and almost never runs it.LinuxAfter graduating from

I. Run the following command to view the kernel version: 1) [root @ sor_sys ~] # Cat/proc/versionLinux version 2.6.18-238. EL5 (mockbuild@x86-012.build.bos.redhat.com) (GCC version 4.1.2 20080704 (Red Hat 4.1.2-50) #1 SMP Sun Dec 19 14:22:44Est 2010[

Recently, I made a socket programming application. The server uses UNIX. There are generally two asynchronous socket selection modes. One is to create a thread (pthread) for each new connection, which can be managed using the thread pool; Another

CP command This command is used to copy the given file or directory to another file or directory. It is very powerful like the Copy command in msdos. Syntax: CP [Option] source file or directory target file or directory Note: This Command copies

**************** The disaster of installing Fedora **************** I used Ubuntu a few days ago, so I modified fedora 11. I couldn't think of it. During the installation process, I should have pressed ignore. I accidentally pressed re-initialize

This article only describes the role and understanding of the condition variable pthread_cond_t. The function has been provided in other articles. An obvious disadvantage of mutex is that it has only two States: Locked and non-locked. Conditional

Http://www.ibm.com/developerworks/cn/linux/l-threading.html The linuxthreads project initially introduced the concept of multithreading to Linux, but linuxthreads does not comply with POSIX thread standards. Although the updated native POSIX thread

Etc/profile: This file sets the environment information for each user in the system. When the user logs on for the first time, this file is executed.And collect shell settings from the configuration file in the/etc/profile. d directory./Etc/bashrc: