Linux

I recently used my spare time to read the Unix/Linux Programming Practice tutorial. The original book is called understanding Unix/Linux programming: A Guide to theory and practice. I feel that this book is still good. The Unix/Linux system

ArticleDirectory Parameters Example Tips Display the directory of the system command WhichCommand-list   Parameters Command-listYesWhichOne or more search commands (practicalProgram)   Example Which single command

Doxygen is a powerful functionCodeDocized tools, which are used by boost, opencascade, and many other projects as the best candidates for document generation. It has a set of standard code annotation standards. If developers use such standards in

It is often said that git is a very useful version control tool, but it has never been used. Now we have to solve a very headache, that is, to put my local (window operating system)CodePut it on six Linux servers and run it. Because the code needs

When using Google Chrome in Linux, if you open Google + or Twitter, the system will prompt: the site's security certificate is not trusted! This is because the goagent certificate is not imported to the certificate library of the system, and Google

Part of this article is a supplement to the installation of apache2 and subversion1.6.15 in redhat5. 1. introduced throughSource codeTo install the Subversion We need two files: HTTP and subversion. Httpd is a web server used to access subversion

1. Basic read The read command receives input from standard input (keyboard) or input from other file descriptors (as described later ). After the input is obtained, the READ command puts the data into a standard variable. The following is the

I have installed Ubuntu today, and the path to Linux has started. I hope I can stick to it all the time. But after the installation, I am faced with difficulties. I am not used to all kinds of tools, browsers, and input methods, webqq is not used to

In the beauty of programming, the usage shown on the task manager is calculated in this way. The number of commands actually executed/The total number of executable commands within the refresh cycle. The total number of execution items can be

. Tar Unpack: Tar xvf filename.tar Package: Tar CVF filename.tar dirname (Note: tar is packed, not compressed !) --------------------------------------------- . GZ Decompress 1: gunzip filename.gz Decompress 2: gzip-D filename.gz Compression: gzip

ArticleDirectory Parameters Option Example Copy the standard input to the standard output and one or more files. Tee [Options]File-list   Parameters File-listYes for receivingTeeList of output file paths. IfFile-listIf it

ArticleDirectory Parameters Option Example     Delete a file/directory (or file link) Rm [Options]File-list   Parameters File-listIsRmList of objects to be deleted   Option -F: directly delete the file without

Struct sockaddr {Unsigned short int sa_family;/* address family, af_xxx */Char sa_data [14];/* address */}; Sa_family is the address family in the form of "af_xxx. "Af_inet" stands for the Internet (TCP/IP) address family. Sa_data is the

ArticleDirectory Parameters Option Example Tips Rename, override, or move a file MV [Options]Existing-file new-filename MV [Options]Existing-file-List Directory MV [Options]Existing-directory New-directory  

Linux Kernel Structure Author: Chen Lijun The Linux kernel consists of five subsystems: process scheduling, memory management, virtual file system, network interface, and inter-process communication. 1. Process Scheduling (sched): controls the

ArticleDirectory Parameters Option Example Show logged-on user information Who [Options] Who am I   WhoProgramDisplays the information of the user logging on to the local system. This information includes the user name,

We know that root users are very important in Linux, and their position is like Adminstrator in windows. With the root permission, we can modify the passwords of other users. But what if the root user's password is lost? Don't worry. The

ArticleDirectory   Parameters Option Example Tips Create a file system on the device Mkfs [Options]Device Parameters Device Name of the device on which the file system is to be created. If the device name

Today, I want to try the FTP built by iscsi. I originally wanted to use a single-host virtual machine. I found that there were many problems. I had to rely on only two Redhat6 servers. As a result, when I configured yum for the second server, the

Document directory Parameters Option Example Tips Terminate a process by name Killall [Option] Name-list   Killall sends a signal to one or more processes to terminate it. Except for the Super User, only the process owner can execute