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It is convenient to integrate common NO SQL with Springboot following the principle of "convention is greater than configuration". This example makes a simple demo with redis, using Redis's set and get commands. Introduce dependency packages for redis. <dependency> <groupId>or ...

It is convenient to integrate common NO SQL with Springboot following the principle of "convention is greater than configuration". This example makes a simple demo with redis, using Redis's set and get commands. Introduce dependency packages for redis. <dependency> <groupId>or ...

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Article catalog Business scenario Practice mode The first way The second way code implementation Function extension Distributed high availability other target Realize the change from ordinary website to short website reference resources:Design short URL system How are short links designed? Get ...

Currently, I am learning springboot from teacher Lei Fengyang in Silicon Valley. The springboot version used in the teacher's course is 1.5, while I use 2.3.5. The difference between the 2.x and 1.x versions of springboot is quite significant, with many of the underlying code changed and quite a bit cha ...

system function summary In order to avoid redundant code, the function of message push is taken as an independent platform. Each subsystem generates tasks through common RESTful interface or message (kafka).Push function can be email, SMS, WebSocket or App. Tasks can be executed immediately or regularly. In order to meet the function of multip ...

From 1, Distributed lock overview In the multithreaded environment, in order to ensure that a code block can only be accessed by one thread at a time, we can generally use the synchronized syntax and ReetrantLock in Java to ensure that this is actually the way of local locking. But now companies are a ...

In addition to providing excellent automatic testing for common relational databases, spring boot also provides automatic configuration support for many NoSQL databases, including redis, mongodb, elastic search, Solr and Cassandra. 01 integrate redis Redis is a very fast non relational database. It can store the mapping between key and five di ...

Hello, everyone, I am later, I will share my learning and work in the drips, hope that I have an opportunity to help you some articles, all articles will be launched in the official account, welcome to my official account "later X big data", thank you for your support and recognition. It's another week without change. I went back to Y ...

One: Background 1. Storytelling Since this pure memory project entered the big client, I am now very sensitive to memory and CPU, run a little bit of data memory up and down a few G s, especially insecure, always want to grab a few dump s with windbg to see which one is caused, is my code or my colleague's code?Many old friends who have read my ...