Cloud Applications

Linux automatically backs up the MySQL database and uploads the shell script to the FTP server #! /Bin/bash # Mysqlautobackupshell ### -------------- setthemysqlloginparametersdbuserrootdbpasswddbserverlocalhostdbnamefwserve Linux automatically

In Linux, the sniffer includes tcpdump, Nmap, linSniffer, LinuxSniffer, hunt, and sniffit. Next we will only introduce tcpdump, an excellent sniffer in Linux. The installation of tcpdump in Linux is very simple. Generally, there are two installation

Squid also uses the port ing function to convert port 80. In fact, common DDOS attacks can modify the parameters in/proc/sys/net/ipv4/tcp_max_syn_backlog, the default parameters are usually very small and set to more than 8000. generally, DDOS

Check the number of apache connections frequently and find many useless time_wait connections. Some people say this is normal because a request is interrupted midway through; others say that Microsoft's IE connection will generate more Time_wait

Many times there will be boring people, or your website is very popular, and you do not want each user to open a lot of connections at the same time. This article describes a method to limit the number of connections of each user. This article based

Like Windows, Ubuntu displays shortcuts for a feature. For example, if "Ctrl + N" is displayed in the File menu of Nautilus, a new window is opened. You can highlight the menu item "Father's Day" with your mouse: wish your father a happy holiday,

Maybe you will encounter a situation like me, every time you use a Linux terminal, when you hear a "beep" sound, I have the urge to tear down my chassis and drag down the built-in Beep device. "Tick" when pressing Tab, "tick" when pressing space ",

Backup is the basis for disaster tolerance. to prevent data loss caused by system operation errors or system faults, the process of copying all or part of data sets from the application host's hard disk or array to other storage media. Traditional

In today's latest development version, MaverickMeerkatUbuntu10.10 has enabled a new installation program, making the entire installation process a new look and easier for users who are not familiar with the Linux environment. During the installation

& Nbsp; detailed parsing of Linux operating system Botnets. during fork ()/execve (), it is assumed that the parent process still exists when the child process ends, before the parent process fork (), the SIGCHLD signal processing function was not

& Nbsp; today is July 22, October 10. Ubuntu released version 10.10 and found the RC version on its official website. The picture in the driver's home news and Ubuntu10.10RC are included in this article, you can try it out first. & nbsp;

CentOS (Redhat) provides a complete set of automatic installation mechanisms. with this mechanism, we can customize the unattended automatic installation CD, or perform system reduction, you can even create system installation disks for your own

Prerequisites: you must first install the apache service (yuminstallhttpd) in Linux. 1. View and install SSL (the installation package name is mod_ssl) & nbsp; [root @ localhost ~] # Rpm-qimotd_sslpackagemotd_sslisnotinstalled

Compared with PHP, deploying Python applications is troublesome. fcgi and wsgi are commonly used. However, these two methods are a headache. This article introduces a simple Nginx + uwsgi method to quickly deploy Python applications. In PHP,

& Nbsp; DirectAdmin is a paid virtual host management software, usually referred to as DA. DA is simpler than Cpanel, but it also consumes less memory, more importantly, the price is cheaper. generally, it is appropriate to use or share a DA. Before

Migration to Linux is a pleasure for many people. For others, this is a nightmare. Especially for some administrators who have just entered the Linux management gate, if some common errors are not avoided, it is easy to bring security risks to the

CentOS is a free version of the commercial version of RedHatEnterpriseLinux (RHEL). it is started on an architecture disc and prompts "boot:". press enter to enter the graphic installation interface. If you have a question about whether to test the

Author: NetDemonemail: netdemon@20cn.nethttp: // Author. Only use Li Author: NetDemonEmail: netdemon@20cn.net Http://www.20cn.net/ This article is copyrighted by the network security team of 20CN and can be reproduced, but it must maintain the

1. modify the red part of the/etc/login. defs file # the maximum number of days that the PASS_MAX_DAYS password may be used. & Nbsp; # The password cannot be changed between the minimum number of days in PASS_MIN_DAYS. # PASS_MIN_LEN minimum

From: orders. 1. global replacement (1) v + G + $ select all, then enter: s/original string/target string/(2 ): From: http://blog.csdn.net/eroswangIf it's too simple, you can find a manual. here we will talk about some tips. it's also recently used