Linux

1. Assume that there are already mysql-5.5.10.tar.gz and cmake-2.8.4.tar.gz two source files(1) Install CMake First (mysql5.5 is compiled by CMake later)[[email protected] rhel5 Local] #tar-zxv-f cmake-2.8.4.tar.gz[Email protected] rhel5 Local] #cd

Transfer from http://www.cnblogs.com/jiqiubo/archive/2012/02/25/2367791.html Example one: Using the command line Sar-u T nFor example, sampling every 60 seconds, sampling 5 times in a row, observing CPU usage, # Sar-uScreen

First,/etc/passwdThe/etc/passwd file is a plain text file with the same format for each line:Name:password:uid:gid:comment:home:shellName User Login NamePassword user password. Passwords in this domain are encrypted and commonly represented by X.

These days in the process of making a login, you need to screen the input password, Baidu, found two methods, first put the first method,1#include 2#include 3 intMain ()4 {5 Char*password;6Password=getpass ("input passwd");7printf"Password

To view the Linux version: $cat/proc/version Linux version 3.11.0-15-generic ([email protected]) (GCC version 4.6.3 (Ubuntu/linaro 4.6.3-1ubuntu5)) #25 ~precise1-ubun Tu SMP Thu Jan 17:39:31 UTC 2014 $uname-ALinux mtkswgap17 3.11.0-15-generic #25

1. Use the shell tool to access the Tomcat folder under Linuxcd/usr/the path of your Tomcat2. Enter the bin directoryCD bin/3. Call the Close script./shutdown.sh4. Check to see if Tomcat is shutting downPs-ef|grep JavaIf the following conditions are

Reprinted from: http://blog.chinaunix.net/uid-26872853-id-3255250.html Linux Network configuration First, the configuration of IP:configuration file for first (second) block card:/etc/sysconfig/network-scripts/ifcfg-eth0 (1)# # static

First, Introduction Wget is a tool for downloading files in a Linux system, which is used at the command line. For Linux users is an essential tool, we often have to download some software or restore backup from a remote server to the local server.

/******************************* Driver Templates* Version: V1* Usage method (in the last line mode):*:%s/xxx/"Your driver name"/g********************************/ #include #include #include # Include #include #include #include

MessageFive people, everyone from all corners, the same "encounter", are at work, work only time to learn, wood money training, self-study, good. We are about the same basis, so we must "love each other", actively help, of course, also have to

Syntax for IP commandsIP [OPTIONS] OBJECT {COMMAND | Helpoptions is the option to modify the IP behavior or change its output. -V: Prints the version of the IP and exits-s: outputs more detailed information. If this option occurs two or more times,

Linux application Development-memory sharingA virtual memoryWhen the program runs, it loads the required data into physical memory, and the other loads the virtual memoryThe kernel state and user state are the methods within the systemTwo command

Linux operation and Maintenance Phase II (10) Start-up managementOne,1, start the process:"Load BIOS hardware information to self-test, and according to the BIOS Setup to obtain the first bootable device;"reads every boot device. MBR, loading the

linux–2– directory permissions from zero single row1, sync memory data with the new to the hard drive2. Execution Level Inita:run Level 0: ShutdownB:run Level 3: pure Command modeC:run Level 5: Includes graphical interface modeD:run Level 6:

Linux viewing file and folder sizes1. Du-sh View current folder sizeDu-sh * | Sort-n Statistics the current folder (directory) size and sort by file sizeComes:Du-sk filename View specified file size2, Linux:ls to see the file size in K, M, G

There are three major features of cat:1. Display the entire file at once. $ cat FileName2. Create a file from the keyboard. $ cat > FileNameOnly new files can be created and existing files cannot be edited.3. Merge several files into one file: $cat

1. View Data diskBefore partitioning and formatting the data disk, using the "df-h" command, you cannot see the data disk, you can use the "fdisk-l" command to view.2. Partitioning the data diskExecute "FDISK/DEV/XVDB" according to the prompt input "

Basic definition of process and threadProcesses (Process)The term of the program and the resources it containsProgram: Executable program codeResources: Open file, suspend signal, address space, data segment, etc.Threads (thread)Objects that are

Open Start-Administrative tools-Computer Management as shown in:In a Windows system, the partition of a computer is made up of disk 0, disk 1, Disk 2, and disk each representing multiple hard disks, such as Disk 0 representing the first hard disk,

How to Use fail2ban to defend against brute force cracking attacks on SSH servers (1) A common attack on the SSH service is a brute-force cracking attack-remote attackers use different passwords to perform unlimited logon attempts. Of course, SSH