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Author: Yi ZhanIn the previous series of articles, we have introduced the scenario of MSE for full link traffic control through the function of full link canary. We have learned how to realize the full link gray scale of RPC calls such as Spring Cloud and Dubbo, but it does not involve the traffic control in asynchronous scenarios such as messa ...

As a patient with obsessive-compulsive disorder, he has always been obsessed with automatic deployment. Personally, I think the most important thing of automatic deployment is stability and reliability. After research and testing, GitHub and Tencent cloud The two platforms have successfully completed the practice of fully automatic deployment o ...

Intranet penetration must be necessary for comrades who develop wechat. Most people first think of going online to find all kinds of ready-made ones, such as sunny ngrok or sunflower, but there is no free lunch in the world, and the free ones will collapse!!! Now I'll teach you how to use it Alibaba cloud Build an intranet penetration with ngro ...

LightGBM Main advantages of LightGBM: Easy to use. It provides the mainstream Python\C++\R language interface. Users can easily use LightGBM to model and obtain quite good results. Efficient and scalable. When dealing with large-scale data sets, it is efficient, fast and accurate, and has low requirements for hardware resources such as memory ...

#Cloud application system development technology test center (related to interview questions) 1. CAP theory Overview: a distributed system can only meet two of the three requirements at most: Consistency, Availability and Partition tolerance. Consistency consistency Consistency refers to "all nodes see the same data at the same time& ...

Recently, I wanted to realize that the WeChat applet controls the light switch through OneNet platform, but I didn't expect that the code of the WeChat applet has written the interface well. I found that the application management that onenet wants to issue commands is very expensive. I uphold the spirit of never giving up and resolutely conver ...

Set operation of table, addition and subtraction A set represents "the sum of all kinds of things" in the field of mathematics and a set of records in the field of database Specifically, the execution results of tables, views and queries are a collection of records, in which the elements are each row in the table or query results. In ...

Purchase Ali server Hello! This is the welcome page displayed by the Markdown editor for the first time. If you want to learn how to use the Markdown editor, you can read this article carefully to understand the basic grammar of Markdown. 1. Install database Download and install the official Yum Repository for MySQL wget http://dev.mysq ...

Author: Ling ranIn the actual business scenario, pressure testing is an essential part. Whether it is the evaluation of performance bottlenecks such as servers, databases and networks, the business continuity guarantee of important traffic nodes such as browsing, ordering and payment, or the estimation of the overall business stability of the c ...

Server environment requirements NignxPHP 7.1 ~ 7.3 (Standard Version v4.4 and later versions are compatible with 7.4)MySQL 5.7RedisSupervisor Manager It is recommended to use bt pagoda panel, which is simple and easy to use. Alibaba cloud ecs or Tencent cvm cloud servers are recommended. Add 8 ports: 80,21888884433306637920002 / 20100 Authoriz ...