Programmer Think

Original: WeChat official account, welcome to share, reprint, please keep the source. In the previous article, we analyzed the whole process of SpringBoot parsing yml configuration files from the perspective of source code. Today, let's talk about the actual combat and summarize the ways to read the contents of yml configuration files in add ...

IOC starting example analysis Raw data 1. Create a blank maven project 2. Write a UserDao interface first public interface UserDao { public void getUser(); } 3. Write Dao's implementation class again public class UserDaoImpl implements UserDao { @Override public void getUser() { System.out.println("Get user"); } } 4. ...

1. What is reflection 1. First knowledge reflex When I first started to learn reflection, I was confused. This thing is really "abstract mother opens the door to abstract - abstract is home." Why do you need to get the Class object before creating an object? Isn't that unnecessary? Isn't it easier for me to new directly? What is ...

Reproduced in Li Jian's blog http://www.lijian4net.work/article/68 spring advantages 1. Convenient decoupling and simplified development 2. AOP programming support 3. Declarative support 4. Facilitate program testing 5. Convenient integration of various excellent frameworks 6. Reduce the difficulty of using Java EE API 7. Source code is a cla ...

Dynamic agent There are two common ways to implement dynamic Proxy: using JDK Proxy and generating Proxy through CGLIB. The role of dynamic agents: Enhance the function without changing the source code of the target classReduce code duplicationFocus on business logic codeDecouple your business functions from logs, transactions and non busine ...

1. Review of last lesson  SVN • SVN: version control tool. • common version control tools 　　　　 SVN 　　　　 CVS 　　　　 GIT • install SVN server • install SVN client • use of SVN  check out  update  submit commit  solve SVN conflict • setting of SVN permissions  SVN create user  SVN create group ...

I am a graduate of 21 years with one year's work experience. My resume and professional skills are as follows. Now I review and prepare for the interview according to my resume and knowledge. Record date: 2022.1.4 Most knowledge points are only briefly introduced, and the specific contents are reviewed in detail according to the recommende ...

Note: stopping for further maintenance Note: stopping for further maintenance Note: stopping for further maintenance Note: stopping for further maintenance Note: stopping for further maintenance Note: stopping for further maintenance Say important things six times Distributed problems: Applications in complex distributed architecture have mu ...

ECS preparation First, we must have an alicloud server, Portal Here we can buy a 9.9 yuan one. The following configuration must be centos! After the purchase, there will be the following. If you can't find it, click the console in the upper right corner After entering, we can see our own public IP (which is of great use in the back) Then click ...

Author: Xiao Fu GeBlog: https://bugstack.cnPrecipitate, share and grow, so that you and others can gain something! 😄1, ForewordOne sided!On the third day of January, Tolstoy said, "what a great writer is just writing his own one-sided". Not to mention me, not to mention us!Although we don't write articles, we write requirements, code ...