html es stand for

Elasticsearch is an open source, distributed, restful search engine built on Lucene. Designed for cloud computing, to achieve real-time search, stable, reliable, fast, easy to install and use. Supports the use of JSON for data indexing over

Make a record of the information found during the learning process so that more friends can view it. The development process is sometimes simple, because we can stand on the shoulders of giants, jump higher and go further. How to use

PHP long connection, playing is so simple When it comes to long links, we are certainly not unfamiliar, is to reuse a link continuous data interaction, it is not like those one-night stand service, need to open and close the link frequently,

Wonderful Life Pcworld has made a very interesting topic: 30 things you did not expect to accomplish on the internet: 1.Time back: A website (archive.org) that can store historical web pages. You can find some web pages that are stored one day in

Mycat is MySQL middleware, formerly Ali famous Cobar,cobar in open source for a period of time, after nothing. So mycat carried up this banner, in the era of big data, its importance is increasingly manifested. This article is primarily about MYCAT

Fluentd is an open source collection event and log system that currently offers 150 + extensions that let you store big data for log searches, data analysis and storage. Official address http://fluentd.org/plugin address

Introduced One of the biggest problems with using Python for web development is performance, which is a bit hard to solve c10k problems. Some asynchronous frameworks tornado, Twisted, gevent, etc. are designed to solve performance problems. These

What is AWR? AWR (Automatic workload Repository) A bunch of historical energy data, placed on the Sysaux table space, AWR and Sysaux are all 10g, are the key features of Oracle tuning; About 1999 years began to develop, has been 15 years of

front-end popular frame competition Angular Vue React Ant-design AngularjsAngular is a framework for MVVM. It's all about MVVM. The most important scenario for angular is a single-page application, or a large number of data

The cluster is actually very simple, let's say what parts of the Httpd+tomcat cluster should be aware of:First things to use