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SpringCloud 1, Service registration and discovery Eureka(AP) Service registration is relatively fast, because there is no need to wait for the registration information to replicate to other nodes, and there is no guarantee that the registration information will replicate successfully; When the data ...

This article learns to use a Java client (Jedis / Lettuce) to operate Redis. 1 Open remote connection Redis does not support remote connections by default and needs to be turned on and modified manuallyRedis.confThere are three major changes: vi /usr/local/redis-5.0.8/redis.conf # bind 127.0.0.1 protected-mode no requirepass 123456 Then resta ...

Page display: Source codehome pageDifferent platesRegistration pageLogin pagepersonal informationWrite article pageArticle details pageArticle review This article focuses on the Python back-end part. Since only using vue as the js framework is not a front-end separation project, the front-end is not i ...

preface With the rapid development of the Internet, more and more websites and apps appear on the market. We judge whether a software is easy to use, and user experience is an important measure. For example, we often use wechat, it takes more than ten seconds to open a page, and it takes a few minutes for the other party to receive a voice. I ...

1. E-commerce mode B2B: Business to Business (Alibaba) C2C: customer to consumer B2C: Business to Customer C2B: Customer to Business individual to enterprise (commodity house matching) (individual demand, enterprise production) O2O: Online to Offline (meituan, hungry) F2C: Factory to Customer ...

In development, an exposed interface may face a large number of repeated requests in an instant. If you want to filter out repeated requests and cause damage to the business, you need to implement idempotent Idempotent: Any number of executions has the same impact as a single execution. The final meani ...

brief introduction load balancing Load balancing is based on the existing network structure, which provides a cheap, effective and transparent way to expand the bandwidth of network equipment and servers, increase throughput, strengthen the capacity of network data processing, and improve the flexibi ...

Article catalog 1. Concept: redis is a high-performance NOSQL series non relational database 1.1. What is NOSQL 1.1.1. Comparison between NoSQL and relational database 1.1.2. Advantages of non relational database: 1.1.3. Advantages of relational database: 1.1.4. Summary 1.2. Mainstream NOSQL produ ...

Redis Redis 1. CAP principle of relational database CAP Three in two of CAP BASE 2. Introduction to distributed and cluster Distributed colony 3. Introduction to redis What is it? characteristic application basic operation add to Value 4. Redis data type String List Set Hash Zset 5. Three ...

Redis 1. Concept: redis is a high-performance NOSQL series Philippine relational database. 2. Comparison between NoSQL and relational database Relational database: mysql, Oracle 1. Data is related 2. Data is stored on the hard disk file Non relational database (NoSQL): redis, hbase 1. No associ ...