public class Explain_Test{public static void main(String[]args)throws Exception{FlinkEnv flinkEnv=FlinkEnvUtils.getStreamTableEnv(args);flinkEnv.env().setParallelism(1);String sql="CREATE TABLE source_table (\n"+" user_id BIGINT COMMENT '用户 id',\n"+" name STRING COMMENT '用户姓名',\n...
public class Explain_Test { public static void main(String[] args) throws Exception { FlinkEnv flinkEnv = FlinkEnvUtils.getStreamTableEnv(args); flinkEnv.env().setParallelism(1); String sql = "CREATE TABLE source_table (\n" + " user_id BIGINT COMMENT '用户 id',\n" + " name STRING...
In the last post, we have seenhow much Java is required to learn Seleniumand today in this post we will see detail explanation on Java main() method i.e.,public static void main(String[] args) When you startlearning Java, the first method you encounter ispublic static void main(String ...
复制 public class Explain_Test { public static void main(String[] args) throws Exception { FlinkEnv flinkEnv = FlinkEnvUtils.getStreamTableEnv(args); flinkEnv.env().setParallelism(); String sql = "CREATE TABLE source_table (\n" + " user_id BIGINT COMMENT '用户 id',\n" + " name ST...
public static void main(String[] args){ Student stu = new Student(); stu.name = "kk"; stu.height = 172; stu.rest(); Student stu2 = new Student("xx",150,"Science"); } } class Person{ String name; int height; public void rest(){ ...
1.我们有一个简单的程序 public class TestVn { public static void main(String[] args) throws UnsupportedEncodingException { System.out.println("jvm charset:" + Charset.defaultCharset()); &n... Ubuntu16.04安装ROS Kinetic 最近给新机器安装ros,觉得有必要把流程总结一下 以下是ros kinetic版本安装流程...
public static void main(String[] args) { File imgFile = new File("d:" + File.separator + "001.jpg"); InputStream is = null; try { is = new FileInputStream(imgFile); } catch (FileNotFoundException e1) { e1.printStackTrace(); ...
1.我们有一个简单的程序 public class TestVn { public static void main(String[] args) throws UnsupportedEncodingException { System.out.println("jvm charset:" + Charset.defaultCharset()); &n... Ubuntu16.04安装ROS Kinetic 最近给新机器安装ros,觉得有必要把流程总结一下 以下是ros kinetic版本安装流程...
下列语句序列执行后,K的值是() publie class Test{ public static void main(String args[]){ int m=3,n=6,k=0; while((m++)<(n--)) ++k; System.out.printIn(k); } } A. 0 B. 1 C. 2 D. 3 查看完整题目与答案 酱香型酒的第二次投料是在哪个轮次? A. 造沙 B. 下沙 ...
public static void main(String[] arg) { System.out.print("Hello world!"); } } Run this class with the JUnit 4.4 core runner: java -cp .;junit-4.4.jar org.junit.runner.JUnitCore Hello JUnit version 4.4 .E Time: 0 There was 1 failure: ...