It's really numb , Youzan started layoffs , And this is a massive layoff .

The first time I went to see , Sure enough, there has been a corresponding discussion .70% It's really exaggerated ~ Then the conclusion is basically ： Product and technology R & D personnel have been laid off by more than 1500 people , As for other positions, there are layoffs of different sizes .

Serious involution , All kinds of layoffs , So I specially share a set of study notes / Interview manual , Friends who plan to change jobs can brush well , It's still necessary , It covers almost all Java Technology stack , Very precious , The liver ends up in the big factory ! Proper . I believe it will help you after reading ( Don't be a collection party )

First show some screenshots , Free download method is attached at the end of the article

Chapter one ： The basic chapter

Second articles ：JVM piece

Third articles ： Multithreading & Concurrent articles

Fourth articles ：Spring piece

Chapter five ：MyBatis piece

Chapter 6 ：Spring Boot piece

Chapter 7 ：MySQL piece

Chapter eight ：Redis piece

Chapter 9 ：Spring Cloud piece

Chapter 10 ：Nginx piece

Chapter 11 ：MQ piece

Chapter 12 ： Data structure and algorithm

Chapter 13 ：Linux piece

Chapter 14 ： Resume

Last

The whole document has nearly 200 page , It must be unrealistic to show it all to you , In order not to affect everyone's reading experience, only part of the content is displayed , I hope you will have a better understanding of Haihan , Hope to help you review before the interview and find a good job , It also saves time for people to search information on the Internet to learn ！

Click on the business card below if you need , Scan the code for free .