Linux

Turn from: http://hi.baidu.com/pibuchou/blog/item/5cd41315d7a99215962b4334.html Common compile parameter list /configure//Configure the Source code tree–PREFIX=/USR/LOCAL/APACHE2//System-independent file top-level installation directory prefix,

Under CentOS and Ubuntu, Terminal Blue is difficult to distinguish, when you can adjust the palette of the Window menu, choose your favorite color. Under Terminator (that is, multiple windows that), you can set up preferences-> profiles-> Both

Now, let's write our own first character device driver--light LEDs. (Imperfect, back to perfect) Hardware platform: Exynos4412 (FS4412) Writing the drive is divided into the following steps: A--View the schematic, data manual, understand the

Environment variables:Export P4PASSWD=ABCDEFGExport p4client=dyoldfish.com//This is WORKSPCEExport P4user=dyoldfishExport p4port=192.168.1.198:1666 Command:1, P4 client #配置本地信息, where the file download is configured in this area, root2, p4 sync

Whether you're a novice or a master of Ubuntu and Windows Daniel, the best way to get Windows to access Ubuntu files is to use Samba. It is easy to install and manage through many third-party tools. For new users or novices who want to learn how to

Write Cache command--sync After starting the UNIX system with the reboot command, the system prompts for an error message and some applications do not work properly. After careful examination of system files, and the initial correct backup to

I have previously sent my snake code, I would like to turn it into speech control up and down, so select the Hkust Flying SDK, there are some documents, but there are some details will let in the development of Linux under the children to create

The preceding section analyzes the initialization process of the ARP protocol. This section is primarily an ARP packet processing process that, when ARP is initialized, adds the receive handler function of the ARP protocol to the hash list

recently configured the QT environment under Linux, and the project needs to use boost libraries, There are a lot of tutorials about using the Boost library in the QT creator of Linux to compile the Boost library and Linux system, but there is not a

recommended: More Linux file Lookup and comparison commands attention:Linux commands DaquanA CMP command is used to compare two files for differences. When the two files that are compared to each other are exactly the same, the instruction does not

1. Installing expectYum Install expectExpect related knowledge--- 534883952. ScriptsPrecautions1) The first line of the script #!/usr/bin/expect indicates that the script uses the '/usr/bin/expect ' Shell to parse the file2) send "123456\ n", some

I. Composition of computer systemsComputer systems can be broadly divided into two parts, consisting of hardware and software systems.1.1. von Neumann System OverviewThere is a person who contributes a lot to the computer, we must remember his name,

First we need to understand some basic commands for network configurationOne: Basic command CENTOS6 Network card name modification (the modification of the NIC name can make it easier and faster to configure): in the Linux in the //etc/

Pidstat OverviewPidstat is a command for the Sysstat tool that monitors the CPU, memory, thread, device IO, and other system resources of all or specified processes. Pidstat displays statistics from the start of the system startup at the first run,

/: root directory, located at the top level of the Linux file system directory structure, the general root directory is only the directory, do not store files, etc,/bin,/dev,/lib,/sbin should and root directory placed in a partition./bin,/usr/bin:

in the Linux operating system, the Mount command is used to load the file system to the specified mount point. This command is most commonly used to mount CDROM so that we can access the data in CDROM, and when you insert a disc into CDROM, Linux

Row to columnThe sample file is as followsCat File.txta B CD e FG H i cat file.txt |xargs -n1 xargs -n 1 tr " " "\n" 4.sed 's/ /\n/g' file.txtThis command works on Linux and does not work on Mac because sed on Mac is BSD

Because there are so many developers of Linux, if everyone develops their own directory configuration method, it can cause a lot of management problems. So, there is a standard called Filesystem Hierarchy Standards (FHS) came out. The FHS

I have read a ora 6 practical tutorial over the past two days. The following are my notes on Linux file systems:1. Linux File System allocation policy: Block allocation and extent allocation)Block allocation: file blocks on the disk are allocated to

Linux Remote Control Method Overview (1)   There are several methods: 1. rlogin, RSH, and other R-series commands. Because of the large security risks, it is basically not used up now. So I will not introduce it in detail here. 2. Telnet. Telnet in