requirement: jdk: 1.8+ apache-maven: 3.0+ 1.attach where：java/attach what： show how to attach the process which is running,and we can enhance the byte code for some special check or function. how： 1.Open Terminal 2.Change into the directory: java-collection/java/attach/src/main/java/cn/lxw/agent 3.Input the following command: javac FirstAgent.java jar cvmf FirstAgent.MF FirstAgent.jar FirstAgent.class javac SecondAgent.java jar cvmf SecondAgent.MF SecondAgent.jar SecondAgent.class 4.Run the Class "TestProcess" which in [java-collection/java/attach/src/main/java]; 5.Run the Class "AttachMainApp" which in [java-collection/java/attach/src/main/java]; 6.Then you can know it better by viewing code and console.
2.mysql-compare where：database/mysql-compare what： show the differences between two databases which is kind of MySQL. how： 1.Edit the config of cn.lxw.mysql.MainApp.java private final static String A_HOST = "192.168.0.64:3306"; private final static String A_DBNAME = "rcs_info"; private final static String A_USERNAME = "rcs_user"; private final static String A_USERPWD = "rcs@202103291104.";
private final static String B_HOST = "192.168.0.64:3306";
private final static String B_DBNAME = "rcs_info_test";
private final static String B_USERNAME = "rcs_user_test";
private final static String B_USERPWD = "rcs@202103291104.";
2.Then run the method which is named "main(String[] args)" in cn.lxw.mysql.MainApp.java.