Uploaded December 2024 | Updated September 2026, 1 week ago
#java #javatutorial #javacourse
public class Main {
public static void main(String[] args) {
// constructor = A special method to initialize objects
// You can pass arguments to a constructor
// and set up initial values
Student student1 = new Student("Spongebob", 30, 3.2);
Student student2 = new Student("Patrick", 34, 1.5);
Student student3 = new Student("Sandy", 27, 4.0);
System.out.println(student1.name);
System.out.println(student1.age);
System.out.println(student1.gpa);
System.out.println(student1.isEnrolled);
System.out.println(student2.name);
System.out.println(student2.age);
System.out.println(student2.gpa);
System.out.println(student2.isEnrolled);
System.out.println(student3.name);
System.out.println(student3.age);
System.out.println(student3.gpa);
System.out.println(student3.isEnrolled);
student1.study();
student2.study();
student3.study();
}
}
public class Student {
String name;
int age;
double gpa;
boolean isEnrolled;
Student(String name, int age, double gpa){
this.name = name;
this.age = age;
this.gpa = gpa;
this.isEnrolled = true;
}
void study(){
System.out.println(this.name + " is studying");
}
}
#java #javatutorial #javacourse
public class Main {
public static void main(String[] args) {
// constructor = A special method to initialize objects
// You can pass arguments to a constructor
// and set up initial values
Student student1 = new Student("Spongebob", 30, 3.2);
Student student2 = new Student("Patrick", 34, 1.5);
Student student3 = new Student("Sandy", 27, 4.0);
System.out.println(student1.name);
System.out.println(student1.age);
System.out.println(student1.gpa);
System.out.println(student1.isEnrolled);
System.out.println(student2.name);
System.out.println(student2.age);
System.out.println(student2.gpa);
System.out.println(student2.isEnrolled);
System.out.println(student3.name);
System.out.println(student3.age);
System.out.println(student3.gpa);
System.out.println(student3.isEnrolled);
student1.study();
student2.study();
student3.study();
}
}
public class Student {
String name;
int age;
double gpa;
boolean isEnrolled;
Student(String name, int age, double gpa){
this.name = name;
this.age = age;
this.gpa = gpa;
this.isEnrolled = true;
}
void study(){
System.out.println(this.name + " is studying");
}
}
![Learn Java while loops in 12 minutes! βΎοΈ
#java #javatutorial #javacourse
00:00:00 introduction
00:01:40 example 1
00:02:45 infinite loop example
00:03:52 example 2
00:06:40 example 3
00:08:53 do while loop
00:09:53 example 4
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
// EXAMPLE 1
String name = ;
while(name.isEmpty()){
System.out.print(Enter your name: );
name = scanner.nextLine();
}
System.out.println(Hello + name);
// EXAMPLE 2
String response = ;
while(!response.equals(Q)){
System.out.print(Press Q to quit: );
response = scanner.next().toUpperCase();
}
System.out.println(You have quit);
scanner.close();
}
} Learn Java while loops in 12 minutes! βΎοΈ](https://i.ytimg.com/vi/ZjHJrmYknrk/mqdefault.jpg)

![Arrays of structs are easy! ποΈ
#coding #programming #cprogramming
// array of structs = Array where each element contains a struct {}
// Helps organize and groups together related data
Car cars[] = {{Mustang, 2025, 32000},
{Corvette, 2026, 68000},
{Challenger, 2024, 29000}}; Arrays of structs are easy! ποΈ](https://i.ytimg.com/vi/ZwSyuqbeN0c/mqdefault.jpg)





![Selection in Pandas is easy! π―
#coding #python #programming
Selection in Pandas means pulling out specific data from a Series or DataFrame.
import pandas as pd
df = pd.read_csv(data.csv, index_col=Name)
pokemon = input(Enter a Pokemon name: )
try:
print(df.loc[pokemon])
except KeyError:
print(f{pokemon} not found) Selection in Pandas is easy! π―](https://i.ytimg.com/vi/aoNRYtVEhAM/mqdefault.jpg)

![Learn INTERFACES in 6 minutes! π
#java #javatutorial #javacourse
public class Main {
public static void main(String[] args) {
// Interface = A blueprint for a class that specifies a set of abstract methods
// that implementing classes MUST define.
// Supports multiple inheritance-like behavior.
Rabbit rabbit = new Rabbit();
Hawk hawk = new Hawk();
Fish fish = new Fish();
rabbit.flee();
hawk.hunt();
fish.flee();
fish.hunt();
}
}
public interface Prey {
void flee();
}
public interface Predator {
void hunt();
}
public class Rabbit implements Prey{
@Override
public void flee(){
System.out.println(*The rabbit is running away*);
}
}
public class Hawk implements Predator{
@Override
public void hunt(){
System.out.println(*The hawk is hunting*);
}
}
public class Fish implements Prey, Predator{
@Override
public void flee(){
System.out.println(*The fish is swimming away*);
}
@Override
public void hunt(){
System.out.println(*The fish is hunting*);
}
} Learn INTERFACES in 6 minutes! π](https://i.ytimg.com/vi/c2sTQk9opO8/mqdefault.jpg)