Linux

The use of ADB on tablet or Android phones is very convenient. Next I will introduce the use of ADB and some common commands.1, connectWith the ADB cable, one end connected to the PC's USB, one end of the tablet or mobile phone adb, of course, to

4th. Installing CentOS 5.x with multi-boot tips1. Planning of this practice machine (especially partition parameters) divided into four partitions:1)/boot:primary2)/:primary3)/home:primary4) swap:logical2. Start installing CentOS 5First talk about

CRONB commandIn Linux, the tasks performed by a cycle are typically handled by the cron daemon. Ps-ef | grep cron. Cron reads one or more configuration files that contain the command line and its invocation time.The cron configuration file is called

Available commands: W,who,last,users,finger (yum installation required)Law One:[email protected] ~]# whoRoot Tty1 2015-08-19 23:15Lxh pts/0 2015-08-20 00:10 (192.168.150.1)Law II:[Email protected] ~]# W00:11:36 up min, 2 users, load average:0.00, 0.0

Vim EditorPackage Yum Install-y vim-enhancedVim +10/etc/init.d/iptables//Enter line tenthSet nu//Display line numberGeneral mode move copy and pasteEdit mode input CharactersCommand mode enter line number and other commandsGeneral mode (no

Linux system is divided into 3 time, divided into the current time, the system clock and hardware clock, can be viewed separately with Date,clock and Hwclock.The current time is changed after a period of time using the date command to synchronize to

Reference: Live and learn1. Memory address In the case of Intel's central processor, the basic unit of physical memory in a Linux 32-bit system is byte (byte) and 1 bytes have 8 bits. Each memory address points to a byte, and the memory address

We often encounter adding software sources when using the Ubuntu installer, most commonly the PPA software source.For example: sudo add-apt-repository ppa:rvm/smplayerThis is the command to add the SMPlayer PPA software source. What is a PPA? is a

Hard Links:Create: LN [original file] [target file]1, have the same I node and block blocks, can be seen as a file2, can be identified by the I node3. Cannot be used across partitions4. Cannot be used for directorySoft Links:Created: ln-s [Original

1, Linux common level of the directory are fixed.2, "/bin", "/sbin", "/usr/bin" and "/usr/sbin" four directories are used to store system commands. The difference is that the commands in "/bin" and "/usr/bin" are available to both ordinary and

Open TerminalCd/java/tomcat#执行Bin/startup.sh #启动tomcatBin/shutdown.sh #停止tomcatTail-f Logs/catalina.out #看tomcat的控制台输出;#看是否已经有tomcat在运行了Ps-ef |grep Tomcat#如果有, use kill;Kill-9 pid #pid for the corresponding process numberFor example Ps-ef |grep

Last week, a classmate asked me how Linux upgrade kernel, and then after working with Debian, the kernel is basically the latest 3.x.x upgrade kernel is very simple, directly from the source to update. I'll do it for the rest of the week while I'm

Download and install the JDK below Linux, the main two-step, first, download the JDK in the appropriate location. Second, configure the environment variables.First step, download the JDK

1th Chapter Linux What is1. What is LinuxFirst talk about what Linux is . is a set of operating systems, that is, the kernel and system call interface that two layers. Early Linux was developed for 386来.Then we talked about the history of Unix

1. OverviewThis series is a summary for themselves, not very systematic, the main purpose is to record the Linux I think often forget all aspects.2. Rules of MakefileTarget:prerequisitesCommand......Target is a destination file, which can be either

Linux under the default is to prohibit the forwarding of packets, but in some special occasions need to use this function, so-called forwarding is when the host has more than one NIC, where a packet received a packet, according to the destination IP

3rd Master planning and disk partitioning1. collocation of Linux and hardware First of all, the realization of computer hardware configuration . Then we talked about choosing a host configuration to match with Linux . In Linux servers, the

1. Go to the official website to download the Load Generator installation file _load_generator_11.00_t7330-15010.iso or other website download Loadrunner-11-load-generator.iso2. Verify that C + + is installed under Linux , or that C + + is installed

Original works, from the "Blue Blog" blog, Welcome to reprint, please be sure to indicate the source, otherwise hold the copyright legal responsibility.Deep Blue Blog:http://blog.csdn.net/huangyanlong/article/details/47720429"Background

Linux is what user login is what the user's home under, such as root user is/root, if Xiangdong is/home/xiangdongWith SVN there will be a need to change an account to test what, but often there is a cache, so need to clean up the next line:A move