Anonymous FTP settings: Anonymous FTP If the correct settings and management, will be a valuable service. The first section of this document provides the initial setting for General anonymous FTP. The second section proposes issues related to the
1. Insert the system installation CD, reboot the machine, press the DEL key when it starts, enter the CMOS, turn the boot order into the CD first, start the Linux installation program, press F5, press the hint to enter the Linux rescue carriage
The nohup command function in UNIX is to run the command without hanging up, while nohup all output of the program to the current directory Nohup.out file, if the file is not writable, to the /nohup.out file. So with this command, we PHP is written
Install the Tomcat9 on the CentOS7
1 Connect to Aliyun CentOS7 server via SECURECRT;
2 Go to directory/usr/local/:
cd/usr/local/
3 Create directory/usr/local/tools, if any, ignore:
Mkdir-p Tools
4 Create the/usr/local/tomcat directory and
Apache|mysql|php5|web China It power, the latest and most complete it technology Tutorials Latest 100 | Recommended 100 Articles | Topic 100 Articles | List | Search | Online API Document Home | Program Development | Operating System | Software
SSH configuration
Host a:10.0.5.199
Host b:10.0.5.198
Need to configure host a without password login host A, Host B
Make sure that the firewall for all hosts is turned off first.
On host A, perform the following:
1. $CD ~/.ssh
2. $ssh-keygen-
Modify Linux File Permissions command: chmod
Usage: chmod XXX filename
XXX (owner group user Other user)
Permissions for x=4 Read
Permission to write x=2
X=1 permission to execute
Commands for modifying permissions frequently:
sudo chmod
The representation method and parsing of file permissions under Unix
SUID is the set User ID, SGID is the meaning of the set Group ID.
You can use the Ls-l command to see permissions for files under UNIX. The format of the notation obtained with
File upload we need to use the Type=file type of the form in HTML, and its enctype properties. This is what we all have to use. Of course, the use of the file function library, the string type function library, the catalog function library and the $_
This article is an example of how to achieve the number of online statistics website in PHP. Share to everyone for your reference. The implementation methods are as follows:
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Apache|js Linux under the JSP development environment, APACHE,TOMCAT server configuration process:
(Special note: This article is referred to the Internet, through personal practice and summary, if you encounter problems in the configuration,
Experimental environment: AS4 Minimal Installation
Experiment goal: Set up VSFTP server
This time we'll learn about the configuration of the VSFTP servers in the Linux system.
Here we go! First we install the VSFTP server-side software.
The
Tomcat cannot access the Appache resource.
Appache only supports static Web pages, but dynamic like asp,php,cgi,jsp requires Tomcat to handle them. For Apache Tomcat to estimate a lot of children's shoes will be, so today's simple to the Mac on the
Create a ext2 file of the specified size
Generate a 1G space of a specified size using DD
DD If=/dev/zero of=/home/foobar bs=1m count=1000 create 1G size space
Format created space (at this point the file type is ext2)
Mke2fs-vfm0/home/foobar
One: Network environmentbind9.4Host name (hostname): CentOSip:192.168.1.168dns:192.168.1.1 (after configuration, you need to modify, point to 192.168.1.168, modify the/etc/resolv.conf),
Purpose to achieve: Configure this host as a DNS serverDNS
First, download the current vsftp latest version
The code is as follows:
wget ftp://vsftpd.beasts.org/users/cevans/vsftpd-2.3.4.tar.gz
Ii. Pre-Installation Preparation
1, create the virtual user mapping local user wwwftp
The code is as
Advanced | script | trojan
"Summary" describes the high-level PHP script Trojan prevention, to prevent PHP trojan execution Webshell, prevent PHP Trojan read File directory article topic1, prevent from jumping out of the web directory
First modify
The method of using MySQL root to extract power
The MySQL 5.x introduces a system function that executes commands that can be executed by using this function when MySQL is logged in as root, which is, of course, within the purview of the permission.
Upload
The recent period of time on the PHP file processing is very interesting, so many sites to see a lot of document processing articles, but many of the domestic site of the PHP file processing knowledge most of you copy me I copy you, The
Shutdown: Poweroff or shutdown-h now or init 0
Reboot: Reboot or Shutdown-r now or init 6
Close X-window:init 3
Start X-window:init 5 or start X
View IP Address: ifconfig
Linux kernel version: Uname-r
Basic command
1, view a port number,
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