Linux

1. Getwget Https://googletest.googlecode.com/files/gtest-1.7.0.zip2. CompilingUnzip Gtest-1.7.0.zipCD gtest-1.7.0./configure–prefix=/opt/gtestMake3. Installationsudo mkdir/opt/gtest/opt/gtest/include/opt/gtest/libsudo cp-a

linux:ext2,3,4 These file systems are supported by most LinuxAfter partitioning the disk, the kernel recognizes the disk partition through the KPARTX and Partx directives, and then formats the disk area, which is to create the file system:One of the

The progress of the DD command is displayed under Linux:DD If=/dev/zero of=/tmp/zero.img bs=10m count=100000To see the execution progress of the DD command above, you can use the following methods:Example: Output dd progress every 5 secondsMethod

1. Checkout files to a local directorySVN checkout Path (path is a directory on the server)Example: SVN checkout Svn://192.168.1.1/pro/domainShorthand: SVN Co2. Add a new file to the repositorySVN Add FileExample: SVN add test.php (add test.php)SVN

File system:How the operating system recognizes disks and partitions:Mbr:master boot record, master boot recording, storage disk information, including partition information, operating system boot program, glyph. A sector sizeThe MBR is 512 bytes in

After the morning to the company found that the server CPU utilization rate has reached the absolute. Guessing is triggering the problem code into the dead loop.Check the situation with the PS command. Find the culprit is a game server program. CPU

Compile and install cmake; First download CMakeHTTPS://CMAKE.ORG/FILES/V3.3/CMAKE-3.3.2.TAR.G # official Address [Email protected] src]# wget https://cmake.org/files/v3.3/cmake-3.3.2.tar.gz[[email protected] src]# lscmake-3.3.2.tar.gz

To add a serial login password you need to modify the configuration of the/etc/inittab file, but different development board situation is not the same, some do not have this file, BusyBox will check whether the/etc/inittab file exists, if this file

1, motherboard information-View the serial number of the motherboardUsing commandsDmidecode | Grep-i ' Serial number 'View board InformationCat/proc/pci2, CPU informationThrough the/proc file system1) Cat/proc/cpuinfoBy viewing the boot information2)

Screen related concepts Session: The screen command creates a set of processes from the Linux terminal to manage the operations of multiple windows, a process group called a session. Window: One session can create one or more windows,

User Management class commandsAdd User: Useradd nameDelete User: Userdel-r name "-r" means to delete the corresponding user's directoryChange Password: passwd nameSwitch User: Su-name "-" means that the switch user is brought into the environment

Install and use Wetty in Linux 1. Wetty IntroductionWetty is an open source Web-based SSH developed using Node. js and websockets. For more information about Web-based SSH, see https://en.wikipedia.org/wiki/web-based_ssh. For more information about

Linux inter-process communication (IPC) programming practices (I) Basic concepts and anonymous Pipelines Inter-process communication can be achieved at least by sending open files. Different processes transmit information through one or more files.

Nagios (centreon) monitors Linux logs1. Download check_log3.pl and put it in the plug-in folder [root @ SSAVL2475 libexec] # cp/tmp/check_log3.pl/usr/local/nagios/libexec 2 to add execution permissions # chmod + x check_log3.pl [root @ SSAVL2475

Ubuntu10.10 and windows7 shared folders in VirtualBoxMaterial: virtualbox 4.3.0 ubuntu10.10 window 7 sp1 Step 1. Install the Virtual Machine and Operating System (many steps are available on the Internet) 2. Install the virtual machine's Enhanced

Socket programming practices in Linux (I) basic network knowledge and TCP/IP Overview ISO/OSI Layer-7 Reference Model  1. Physical Layer: It mainly defines physical device standards, such as the interface type of the network cable, the interface

Use crontab to deploy scheduled tasks and ubuntucrontab to deploy scheduled tasks in Ubuntu Using php to build a website, one of which can be used regularly every week. I want to see what methods I used to look at other people's things. There are

Install and configure mysql5.6 and centos7mysql5.6 in Centos7 Centos7 replaces the default database mysql with Mariadb, which is not good news for those of us who want to use mysql. Recently I have collected various installation tutorials on the

How to install DNSCrypt and Unbound in Arch Linux DNSCrypt is a protocol used to encrypt and verify the communication between the DNS client and the DNS parser. It can prevent DNS Spoofing or man-in-the-middle attacks. DNSCrypt can be used in most

Nagios (centreon) Monitoring LVS Client Configuration:Grant the nagios account the permission to view ipvsadminVim/etc/sudoers[Root @ bkjia etc] # visodu/etc/sudoersAdd nagios ALL = (ALL) NOPASSWD: ALL # Defaults requiretty [Root @ bkjia libexec] #