Options in the ifconfig command:
1) Up: Used to activate the interface
For example, ifconfig eth0 up will activate eth0
2) Down: opposite to up
Ifconfig eth0 down
3) netmask [ADDR]: sets the network mask for the interface.
For example,
Firefox.tar.zip: The tar.zip file is compressed by zip.
Put it in the root directory, and open the terminal and enter unzip firefox.tar.zip plugin. The installation method is tar-zxvf firefox.tar.gz. A folder named after the file name is
In Linux, there is no concept of File Creation Time. Only the file access time, modification time, and state change time are allowed. That is to say, you cannot know the file creation time. However, if the file has not been modified after it is
1. Write the driver sourceProgram
2. Modify the kconfig file in the directory and add the configuration options supported by the system for the driver.
3. Enter "make menuconfig", check the corresponding driver option, compile the system, and
Because linux2.6.30.4 already contains the S3C2440 driver, the porting workload is not large. But I also encountered problems during the porting process.
After porting the LCD driver according to the Development Board tutorial for the first time,
I think there are even more people who have never heard of the zmodem protocol, not to mention convenient tools like RZ/Sz.
Good things are not exclusive. Here is a bit of my knowledge.
The following section is copied from the help of securecrt:
A half a month ago, I installed a Linux server for my company, and then I installed Oracle 10 GB and WebLogic 10 on it. I wanted to write the Weblogic installation process separately, but I installed it in text mode. Because I encountered a problem
Install Apache in Linux
1. Go to www.apache.comto download apache. here I will download httpd-2.2.3.tar.gz
2. Copy the compressed file to the installation directory. I will put it under/usr/local /.
3. Unzip this file tar xzvf httpd-2.2.3.tar.gz
After several days of hard work, we have finally installed subversion + Apache on Linux and successfully accessed the version library through the HTTP and SVN protocols. Here we will share with you.
Installation environment:OS: RedHat
Vsftp means very security FTP, which is actually an FTP software. Each person has their own different methods when installing software, but most of them are similar. The following is my own method for installing vsftpd:
1. Download:Download the
What are the steps required to start Linux? This article describes in detail the roles of different running levels in startup.
Linux seems to be a monster for advanced users on the DOS/Win9x/NT platform. No config. sys, no autoexec. bat, and
For example, you want to view the start time (stime) and how long (etime) of some Python processes have been run)
[Dwapp @ ldrac:/home/dwapp/admin/alisql/task/rtdc] PS-eo pid, tty, user, comm, stime, etime | grep Python14433? Dwapp Python 09:26:4
Installation Service: sudo apt-Get install vnc4server
Install the client: sudo apt-Get install xvnc4viewer
Start the service vncserver. The first time you start the service, you will be prompted to enter a password.
Start the client:
View the processes that consume the most CPU and memory in Linux1. top 10 processes with the most CPU usage: PS auxw | head-1; PS auxw | sort-Rn-K3 | head-102. top 10 processes with the most memory consumption PS auxw | head-1; PS auxw | sort-Rn-K4 |
In Linux, it is estimated that you often use the PWD command, which is to print the current working path, that is, print working directroy. Today we also use the C language to implement this command.To implement this function, you need to use the
Set FB to 24-Bit mode:
Fbset-FB/dev/fb0-G 800 600 800 24-n
Fill FB with r g B:
Use-FB 255 0 0 // red
Use-FB 0 255 0 // green
...
Use-fb.c code:
/* Use-fb.c */
# Include # Include # Include # Include # Include
Struct fb_var_screeninfo
The Linux operating system has gone through several different stages since it was started to start. These stages are called runlevel, which is the sameWhen the Linux operating system is shut down, there are several different runlevels. Next we will
From: http://coolshell.cn/articles/4722.html
A programmer named Fabrice bellard wrote a piece of JavaScript to start Linux in a web browser.
, I put this webpage IFRAME below), currently, you can only use Firefox 4 and chrome 11 to run this Linux.
In Linux, there is a directory named "/usr/src/kernels/". The following shows a Linux Kernel File, for example, 2.6.18-164. el5-x86_64, 2.6.18-8. el5-x86_64 and 2.6.18-194. el5-x86_64 and so on, what do these file numbers mean? For example, what
Configuration of NFS servers in Linux
Type: System V-launched ServiceSoftware Package: nfs-utilsProcess: NFSD, lockd, rpciod, rpc. {mounted, rquotad, statd}Script: NFS, nfslockPort: port assigned by Portmap (111)Configuration
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