different learning management systems

install the SAR: Yum install-y sysstatSar-n DEV View network card trafficSar-n DEV 1 Real-time monitoring network card traffic, 1 seconds to refresh once, press CTRL + C exit;Sar-n DEV 1 10 View network card traffic, 1 seconds to refresh once, view 10 times;Sar-n dev-f/var/log/sa/sa16 Check the system log to save the network card traffic information, according to the date of the day named;View Historical Load Sar-qView disk read-write Sar-b7. Check the network status netstatNETSTAT-LNP View cur

novice who has no knowledge of Linux, the first and foremost step is to choose a Linux distribution system that is right for you (personal advice is to use Linux desktop operating systems that are accustomed to windows, such as Ubuntu, OpenSUSE, Fedora, and so on). Installation of the Linux operating system is a must-have skill (including MBR, EFI two boot mode installation, troubleshooting and resolution capabilities, etc.). When Linux is put into d

consumingApt-get Update: Re-index after modifying mirror server2.2 Status, dependency queryApt-cache Show App_name: Package query command, query results include software version description and other details, the package does not necessarily installApt-cache Policy app_name: View Package installation status, similar to Dpkg-s app_nameApt-cache depends app_name: Query the software you rely onApt-cache rdepends app_name: Query by who depends on2.3 Cleaning up the package buffersApt-get Clean: Cle

How to convert a simple CMS background management system example to a version in different background languages such as Java and Php. If you are waiting for a ride, we will not continue the development process today. let's talk about background language issues that are commonly concerned. I have been learning ExtJS, and I have always stressed that the central ide

. Assembly language, C/C ++, compilation principle, and discrete mathematics. Data Structures and Algorithms, operating systems, software engineering, networks, and databases. Method:Although there are many subjects, it is a simple Foundation and most of them are mastered. You can select an optional course based on your needs. Main books:The c ++ programming language (no time to read), data structure-C2. 2. learn linux: Purpose:Gain an in-depth unders

format is to use the module you just set to synchronize the file, test is equal to the Rsync directory in the module settings, similar to an alias (here is the format mentioned above, this is the format:rsync [OPTION] ...) [[email protected]] HOST::SRC DEST)Default to use/etc/rsyncd.conf This configuration file, you can also specify the configuration file rsync--daemon--config=/etc/rsyncd2.confThe options available are: rsync--daemon--helpThis article is from the It Exchange

coming out of the CPU, such as the parent process is dead, the child process is still in2. CommandPS View process PS aux process detailsPS aux | grep Gnome finds information about a process, such as GNOME (grep filtering means)Pgrep + process name display process PIDKill PID killing Process kill-9 pid forced kill processpkill-9 + process Name---> pkill-9 firefox kill Firefox processProcess name + let the process run in the background to not occupy the current terminal------>firefox Pstree Chec

standardized examples. Through standardized programming, components are accumulated, that is, one module, but encapsulated and reusable. (6) focus on practice. Here I separate practice from experiment. The experiment mainly involves the program or validation of others, with the aim of learning basic knowledge. Practice is self-designed with specific "product" goals. If you can make a small product with certain functions for about 500 yuan, you can sa

If you are waiting for a ride, we will not continue the development process today. Let's talk about background language issues that are commonly concerned. Learning ext JS, I have always stressed that the central idea of learning is"The interface and data are separated". As long as you master this idea and have a deep understanding of the operation process of ext JS, you will not be troubled by the backgrou

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distribution is good, tomorrow feel this distribution is good, time is used to install different distributions and desktops, and later found that learning a kind of enough3. The knowledge of the contact is not systematic, but disorderly toss, one will be able to get into the system, and then spend a lot of time to repair, but also enjoyed4. Never trust such a statement on a guided tutorial. Because the fir

Article Title: Notes and experiences on learning embedded Linux systems. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. A typical Desktop Linux system includes three main software

Conditions, methods, and steps for learning Embedded SystemsSome people think that embedded systems are just to look for a book and compile a few Program It's done. In fact, the threshold for embedded systems is relatively high. The details are as follows:1. You must have a certain amount of money.(1) Expensive Development Board(2) higher training fees(3) the dev

learning is completely free of charge, and go there to open Web pages can learn special convenience, in order to avoid advertising suspicion, I do not send the url, your own Baidu search the title of the Line. This book is very suitable for learners of learning technology, The first part is the foundation, the middle part is some service configuration and management