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prefaceLast blog post, we This paper deeply introduces the integration of spring boot and Redis We use RedisTemplate or StringRedisTemplate to select different data structures in combination with scenarios, which will cause the cache code and business code to be tightly coupled. Is there a simpler way?Answer: Yes, SpringCache.In this blog post, ...

Links to the full series of "java version gRPC actual combat"Generate code with protoService publishing and invocationServer streamClient streamBidirectional flowThe client dynamically obtains the server addressRegistration discovery based on eurekaWhy does the client get the server address dynamicallyThis article is the sixth in the ...

preface We talked before Talk about how to implement an SPI with interceptor function . At that time, the core idea of our implementation was to use responsibility chain + dynamic agent. Today, let's talk about how to integrate sentinel to realize fuse current limiting through dynamic agent Pre knowledge Introduction to alibaba sentinel Se ...

LVGL is a good thing to use. Now there are more and more tutorials on the Internet, many of which are for V7 and below, but the upgrade of V8 for V7 is still very large, and the use methods of many controls are different, so there needs to be a suitable migration project to use. I've been trying to transplant these two days, and there have bee ...

Problem backgroundMultithreaded tasks to be executed: Task 1 and task 2 are executed in parallel; When all execution is completed, execute task 3.// Each task takes time to simulate through sleep val task1: () -> String = { sleep(2000) "Hello".also { println("task1 finished: $it") } } val task2: () -> String = { sleep(2000) ...

preface It was in 2002, and MySQL 4.1 began to support UTF-8 coding RFC 2279 It is stipulated that the code uses 1 ~ 6 bytes to store a single character, and MySQL developers checked it in September of the same year Source code The UTF-8 encoding is changed from the maximum 6 bytes to 3 bytes, so there is the current UTF8MB3. As we all know, U ...