badblocks is the command or utility in linux like operating system which can scan or

 VMware vCenter Converter Standalone is an important tool for P2V. Migration Windows

There is no new concept in this article. We just use command line tools to repeat wha

 When a soldier wants to do something good, he must first sharpen his weapon. A good

find command fine. /-name io.h looking for io.h file in the current directory locate

 man Helps you familiar or unfamiliar commands to explain eg:man ls You can view the

Use vmware (vmware workstation 5) shared folders function to achieve file transfer be

 Linux NFS startup slow Redhat when the VMWare virtual machine is started, it stays f

 Startup process 1. Load the BIOS hardware information; 2. Read the MBR Kernel Loader

1. Start/stop/restart of VNC #service vncserver start/stop/restart Close the specific

 Alis server basically uses RedHat and CentOS. My work in Ali is going to start from

directory summary: /: root directory, generally only the directory under the root dir

 This is a list of things that I didnt know before, but I have ignored them.locate&md

 Today, I will study the issue of suid and sgid. This is the time when the written te

chkconfig—— system service settings The chkconfig command is mainly used

 awk is a powerful text analysis tool. Compared to grep search, sed editing, awk is p

sed utility reads files into memory line by line in order. It then performs all the o

 Ali is a variety of Java applications, how can you not learn Tomcat and JBoss? First

Yesterday, mysql synchronization was done well, and today, by the way, the website co

 Today, my wife said that she didnt like wordpress, and then changed to a ooxx full s

Then yesterdays live, we wrote the markdown file to be transferred to the ./_posts/fo

 In order to facilitate the operation, I usually use root login to manage vps. In the

before applying for the free SSL certificate of wosign. Later, it was found that the

 In the recent period, I’ve been tossing Nginx. First, all kinds of vps need to be lo

Executing programs are called processes. When a program is stored in an executable fi

 This tutorial gives examples of how to provide messages/dialogs in Bash Shell script

cron is a timed execution tool in Linux that can run jobs without human intervention.

 Q1. What is GNU? What is the relationship between Linux and GNU? A:1) GNU is a recur

Q1. What is a physical address? What is a virtual address? What is a linear address?

 Q1. What are the concepts of procedures and processes? Why introduce the concept of

Q1. Why divide the processs address space into kernel space and user space? A: The si

 Q1. What is an interruption? What is an exception? What is the difference between th

Q1. What is a system call? Why introduce a system call? A:1) Operating System provide

 Q1. What is a critical section? What is the state of competition? What is synchroniz

Q1. What is the Linux directory tree structure? What is the difference between it and

 Q1. Why divide the device into two categories: <;block device> and “char

Linux has two ways of file operations: system call and library functions. You can ref

 First, why should the program be executed in the backgroundThe programs we calculate

1. First confirm that the server is in a secure state, that is, no one can arbitraril

Many Linux-type hosts in China do not open .htaccess by default, which leads to the l