Java

Create a project, configure pom.xml, and write Application.java.

1. Enable ServletContainer auto-configuration. 2. Inject the Tomcat container factory. 3. How custom configuration takes effect. 4. How to modify Tomcat configuration. 5. Summary.

Netty learning resources

Historical Netty source-analysis summary diagrams

Why thread isolation is needed, isolation modes, and thread-pool versus semaphore isolation.

1. Process 2. Usage 3. References

1. What AOP is 2. Implementation principle

1. Explanation of IoC 2. Implementation principle 3. Benefits of IoC

Common Spring annotations and Aware interfaces, including Configuration, ComponentScan, Bean, Scope, Lazy, Conditional, Import, Value, Autowired, Qualifier, Primary, and Profile.

1. What transaction propagation is. 1.1. Propagation behaviors including REQUIRED, SUPPORTS, MANDATORY, REQUIRES_NEW, NOT_SUPPORTED, and NEVER. 1.2. Notes. 2. References.