1. Count the number of files under / var/log.
//find /var/log -type f | wc -l;
2. How to output the running result of F1.txt file to F2.txt?
// ./F1 > F2.txt shF1 > F2.txt;
3. Write a script to judge which ip addresses are currently online in the 192.168.1.0/24 network, and ping the gen ...
Added by brbsta on Sun, 14 Jun 2020 05:18:43 +0300
Introduction to vnc server
vnc server is a service opened on the server in order to satisfy the distributed users to share the resources on the server. The corresponding client software is vnc viewer. vnc server can also be different operating systems, such as using windows to access linux system resources remotely.
VNC connecting Linux
1. Do ...
In JDK, java.net.URL is applicable to the classes that load resources, but the implementation classes of URL access network resources, and there is no way to obtain files and ServletContext from class path or relative path, Although the new handler can be implemented by customizing the extended URL interface, it is very complex. ...
Added by isam4m on Thu, 07 May 2020 16:15:51 +0300
1. Install without stopping next;
2. Remove the default from all the files at the end of default under squid/etc / and change them to conf files
3. Configure the squid.conf file according to the lo ...
Added by Cantaloupe on Thu, 26 Mar 2020 19:16:57 +0200
2 Nmap action
3 common Nmap scanning instructions
4-port scan status
The difference between TCP / IP and Http
6 use Nmap to detect the target open port
One port is a very important thing in network application, equivalent to "door".
What is port
Added by WD.Gh0st on Sun, 15 Mar 2020 13:17:53 +0200
This article records the whole process of installing and configuring ftp server
ftp provides three login modes,
1 common commands
# Install vsftpd
yum install -y vsftpd
# Check | start | stop | restart vsftpd service
service vsftpd status|start|stop|restart
# Set power on self start
Added by thomasgrant on Fri, 06 Mar 2020 11:33:13 +0200
Virtual user configuration
Create a virtual user login file
Generate database file
Edit the vsftpd.conf configuration file
Configure authentication mechanism
Create dependent directories and files
Next chapter vsftpd server building (basic part).
Added by youdontmeanmuch on Thu, 06 Feb 2020 06:40:05 +0200
FTP is an 8-bit client server protocol that can operate any type of file without further processing, just like MIME or Unicode. FTPHelper can be a related auxiliary class of FTP operation through FtpWebRequest class, NetworkCredential class and WebRequestMethods class in C ා.
Let's first look at MSDN's definition and explanation of the above c ...