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Summary Because the Internet entrance traffic is mainly occupied by search engines, the ranking of websites in search engines directly affects the marketing effect, so the SEO service came into being at the historic moment. Search Engine Optimization (SEO) is called Search Engine Optimization (SEO). It refers to the use of search engine rules t ...

This blog Uncle Cat's Blog For reprinting, please state your origin Learning Series What is the RPC framework? Java comes with RPC implementation, introduction to RMI framework First, RMI (Remote Method Invocation) is a Java-specific RPC implementation, which enables Java objects deployed on different hosts to communicate and invoke methods. It ...

Firewall is a new generation of system firewall management tools under Linux. Compared with the old iptables tools, Firewall provides more management functions, such as zone-based access authorization management, dynamic loading rules and so on. But there are many advanced functions that we don't have a chance to use in our dail ...

What is FastDFS FastDFS is an open source distributed file system written in c language. FastDFS is customized for the Internet. It fully considers the mechanism of redundant backup, load balancing, linear expansion, and pays attention to high availability, high performance and other indicators. Using FastDFS, it is easy to build a high-perform ...

Last night, I received Ali Yun's short message and email to persuade the server to be poisoned. The contents are as follows: After testing the malicious outsourcing behavior of your cloud server (ip), in order to avoid affecting the normal use of your server, you must pay attention to it and deal with it as soon as possible. You need to find ou ...

Links to the original text: http://blog.csdn.net/xyang81/article/details/52837974 FastDFS, developed by Mr. Yu Qing of Taobao, is a lightweight, high-performance open source distributed file system, which is pure. C language Development, including file storage, file synchronization, file access (upload, download), access load balancing, on ...

PXE Function: Guide Installation Kickstart function: Write the process of installing the system into ks.cfg file to realize unattended automatic installation TFTP: PXE Client downloads pxelinux.0 file (first downloaded), vmlinuz, initrd.img from server side DHCP: Get the IP address during PXE boot. DHCP is used twice, the first time when TF ...

In the front, I wrote an article about how to install the operating system in batches by PXE. It is not always possible to install the operating system by PXE anywhere. If you need to install it on CD-ROM at this time, by default, it is installed by interactive mode. In fact, you can also achieve automatic installation and deployment by kicksta ...

20190329 CentOS 7.6 Install nginx and configure ports to access websites 1. Query nginx yum search nginx Loaded plug-in: fastest mirror Repodata is over 2 weeks old. Install yum-cron? Or run: yum makecache fast Determining fastest mirrors * base: mirrors.aliyun.com * extras: mirrors.aliyun.com * updates: mirrors.aliyun.com epel ...

As mentioned in the previous article Redis Installation and Operation . Today let's look at Redis's master-slave replication, Sentinel; I. Master-slave duplication 1. configuration Modify redis.conf on Master // Do not want to use password, so set protection mode to no protected-mode no // In fact, there is no need to configure anyth ...