Answers for "how to run java files"

compile java

// compile
> javac myCode.java
// run
> java myCode

how to run java files

javac filename.java //(This will compile the program)
java filename //(This will run the file)

cmd java compile

javac MyFisrtProgam.java // enter to compile 
  java MyfirstProgram // run program

run java file

javac hello.java

java run project from command line

// Assuming that you have an executable jar
java -jar myJavaProject.jar

// Assuming that you have packaged jar
java -jar target/myJavaProject.jar

run java in cmd

C:\Users\Your Name>javac MyClass.java