Linux

According to foreign media reports, Linus Torvalds, the father of Linux, recently said that it was not expected that Linux would become so popular today. Towoz said that Linux was originally published Source codeIt is not for money, fame or fortune,

Switch from network:   SIGABRT is to abortProgramIt can be captured, but cannot be blocked. After the processing function returns, all opened file descriptors will be closed and the stream will be flushed. The program will end and core dump will

Today I started to learn about Linux. I chose to install rh9 on the VM in Win2000. Command:(1) first, add a user. Run the useradd command, and then run the passwd command to modify the password.# Useradd Allen# Passwd AllenThe system creates a

The following error occurs when compiling the Linux kernel in ubuntu12.04: Root @ Ubuntu:/home/liuhui8989/Information # Make menuconfig* ** Unable to find the ncurses libraries or* ** Required header files.* ** 'Make menuconfig' requires the

1. decompress the package first.Arm-linux-gcc-4.5.1-v6-vfp-20101103.tgz # Tar xvzf arm-linux-gcc-4.5.1-v6-vfp-20101103.tgz-C/Usr/local/ARM/4.5.1 Note: C is in upper case, and C is followed by a space, which is the first letter of the English

When compiling the kernel on Ubuntu 9.10 and entering make menuconfig to enter the Kernel configuration interface, the following error occurs:   * ** Unable to find the ncurses libraries or* ** Required header files.* ** 'Make menuconfig' requires

It is generally said that swap partitions are suitable for one to two times the memory size, but some people say that as a general purpose, 1 ~ 2G is on the top. It is impossible to improve the system performance from the virtual memory. It is king

Chapter 1: Introduction and Basic Concepts 1. Linux follows the philosophy that everything is a file. A file is referenced by a unique file descriptor (FD). The file descriptor is an integer (INT type of C ). FD is shared by user space programs, and

# Include # Include # Include # Include # Include Using namespace STD; Int main (INT argc, char * argv []){For (INT I = 0; I Cout Cout Cout String filename;Cin> filename;String cmd = "Du-k" + filename + "> xiaojiba.txt ";System (const_cast (CMD. c_

Linux is a required command. Linux provides a large number of commands that can effectively perform a large amount of work, such as disk operations, file access, directory operations, process management, and file permission settings. Therefore,

Introduction to Linux program design-thread operations 7)Create a thread in LinuxThis article describes how to create and use threads in Linux. threads in Linux are a very complicated problem.It is good for me to learn about threads from time to

Code segments protected by mutex, whether read/write, one thread occupies some time, other threads must wait.   The read/write lock can be read by multiple threads at the same time, as follows: When the read/write lock is in the write lock status,

2. ifconfigIfconfig is the most commonly used tool in Linux to display and SET network devices. "If" is the abbreviation of "interface. It can be used to display the status of the device Nic or the current settings.The following describes the common

From: http://blog.csdn.net/rootsongjc/article/details/7062694 The following is a list of Linux system calls, including most common system calls and functions derived from system calls. This may be the only Linux system call list with Chinese notes

SVN is an open-source version control software. People who have worked in team development must be familiar with it, and those who have never used it will also use the corresponding software .. google is doing better in version control... The Google

There are two types of timers in Linux: 1. Alarm Alarm () and signal () are enough if they are not required to be accurate.Unsigned int alarm (unsigned int seconds)Specifically set for the sigalrm signal. After the specified time is seconds, the

/Etc/Hosts. Allow and hosts. Deny. Check hosts. Deny first, then check hosts. allow, The latter can be set beyond the former limit, For example: 1. restrict all Telnet requests, Unless it is from 202.115.64.0 -- 127. Hosts. Deny: In. telnetd:

Vncserver configuration in Linux and VNC client in win VNC was initially developed by at&t and is a software that remotely manages the system. The operation method is similar to the Common Remote Desktop in windows, and its qualification is older

LINUX serial programming experience I have just completed a serial port project, and I have a little bit of experience. Let's talk about the experience during this time! At the beginning, I searched for information on the Internet, which was

You can also refer to the previous blog "install and configure JDK in a Linux system environment". The principle is the same. The reason why I wrote this article again is mainly to look at the practices of foreigners (although it was written by