Understanding Java’s Strong, Soft, Weak, and Virtual References
1. (StrongReference) Strong references are the most commonly used references. If an object has a strong reference, then the garbage…
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Stop writing a screen full of import imports! 🔥
How does import “take over the screen”? Rejection of Module Re-export. Module redirection is a common technique. It is heavily…
Read MoreRedis Fundamentals
Hello, I see on your resume that you use Redis in your projects, why do you use Redis? I can’t…
Read More14 Godly Features in MYSQL that Amaze Me!!!!
I’ve been using the MYSQL database quite a bit in the last couple of years, and I’ve found some very…
Read MoreA Brief Introduction – RocketMQ
Introduction to RocketMQ RocketMQ is a pure Java, distributed , queuing model of open source messaging middleware , formerly MetaQ,…
Read MoreMapStruct User’s Guide
With microservices and distributed applications rapidly taking over the development landscape, data integrity and security are more important than ever.…
Read MoreHands-on teaching you to locate common Java performance problems
Performance optimization has always been the focus of back-end service optimization, but online performance failure problems are not frequent, or…
Read Morejava performance optimization: 35 small details that allow you to improve the efficiency of your java code
Code optimization, a very important topic. Maybe some people think it is useless, some small places what is good to…
Read MoreWould you dare to use BigDecimal without mastering these potholes?
BigDecimal Overview Java provides the API class BigDecimal in the java.math package to perform exact arithmetic on numbers with more…
Read MoreWhy are few people using RESTful APIs?
And not only the error message return specification, the API design rarely follows the RESTful style, most of them are…
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