Linux

The solution steps are as follows: 1. When the grub screen appears, use the up/down key to select the item that you usually start Linux, and then press the e key; 2. Use the up and down keys again to select the one you usually start Linux

Low-level formatting, vfat formatting, and mounting of floppy disks in Linux. Format a floppy disk # Fdformat/dev/fd0Double-sided, 80 tracks, 18 SEC/track. Total capacity 1440 kb. Formatting... doneverifying... Done Format as vfat #

// Search for files containing the main character in the current directory and subdirectory Grep "Main"./-R Grep-IPattern files : Search case-insensitive. Case Sensitive by default, Grep-lPattern files: Only list matching file names, Grep-

Today, I have no intention of seeing that the system prompt of another user's machine starts with the time. I'm curious that I changed the PS1 variable. In ~ Directory, use Ls-la You can see that there is a. bashrc file. You only need to

  Today, we can see from inter-process communication: 1. Pipe (): Pipe ()-> sys_pipe ()-> do_pipe (FD) Here FD is an array FD [2] representing two files opened by the pipeline. -> Get_pipe_innode () defines an inode structure in this function

After Bugzilla is installed, the browser prompts you don't have permission to access/Bugzilla/index. CGI on this server, I checked it online for a long time and finally found a solution to the problem in a foreign post. The original post is as

I have materials on the Internet, but there are always some problems, so I recorded them myself.   Some miscellaneous, but basically solved all the problems. For other information, see the reference page (see the structure of this article from page 1

1. Run the following command to view the kernel version:   　1) [root @ q1test01 ~] # Cat/proc/version Linux version 2.6.9-22. elsmp (bhcompile@crowe.devel.redhat.com)(GCC version 3.4.4 20050721 (Red Hat 3.4.4-2) #1 SMP mon Sep 1918:00:54 EDT 2005   2

To program OpenGL in Linux, you must first install the glut package.1 install glut(1 ): Http://fidelio.cacs.louisiana.edu/resources/linux/glut.zip (2)decompress glu.zip:UnzipAfter decompression, there is an RPM installation package, a test file, a

Mount-t cifs // 192.168.5.220/Softs/mnt/CIFS-O username = administrator, password = A, domain = workgroup Mount-t cifs // 192.168.6.247/nt_share/mnt/CIFS-O username = administrator, password = Mima, domain = workgroup Linux Mount CIFS Windows

Basic concepts: 1. tty (collectively referred to as a terminal device): tty is derived from teletypes or teletypewriters. It originally refers to a telex typewriter, which reads and sends messages through a printer keyboard over a serial cable,

Simple file sharing for Windows and Linux I just made a note and it will be easier to check it later. I used samba3.0 to share the hard disk with two different operating systems. At that time, I used it to back up my blog and BBs. Install Samba. If

In fact, Windows systems are similar to Linux systems. The properties of files and directories in Windows systems are read-only and hidden, while those in Linux are the same. In Linux, each file has a specific attribute. It mainly includes two

Real time clock driver for Linux====================================== All PCs (even Alpha machines) have a real time clock built into them.Usually they are built into the chipset of the computer, but some mayActually have a Motorola MC146818 (or

1. Briefly describes how the Linux file system converts the logical structure and physical structure of a file through the I node. Reference answer: Linux converts the logical and physical structures of files through the I node table. An I node is a

1) concept: 1) both Linux and all UNIX operating systems allow shared storage space between applications through the sharing. 2) There are two basic API functions used to share memory between processes: System V and POSIX. 3) These two types of

# Include # include # include pthread_cond_t cond_1 = pthread_cond_initializer;/* initialization condition variable */pthread_cond_t cond_2 = condition;/* initialization condition variable */pthread_cond_t cond_3 = pthread_cond_initializer; /*

######################################## ######################################## @ File makefile # @ note Hangzhou hikvision Digital Technology Co ., ltd. all right reserved. # @ brief Linux Device Driver generic makefile ##@ author liuboyf1 # @

Analysis and Solution to common problems of porting a GPS application in Linux 1: the reason why the GPS application cannot be started: 1. The GPS data path is incorrect; 2. Check whether the dynamic link library is correct, including the size and

First, we should clarify two concepts: 1. The calendar time is represented by the time_t data type. The time expressed by time_t (calendar time) is from a time point (for example, January 1, 1970 00:00:00) the number of seconds. In time. H, we can