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import traceback
dict = {'a':3,'b':5,'c':8}
try:
print(dict[q])
except:
traceback.print_exc()
# This will trace you back to the line where everything went wrong.
# So in this case you will get back line 5
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try:
# Code that may raise an exception
# ...
except Exception as e:
# Handling the exception
print("An exception occurred:", str(e))
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In Java, you can access a variable from another class using public access modifier or getter methods.
Example 1: Using public Modifier
class A {
public int num = 10;
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.num); // Accessing public variable
}
}
Example 2: Using Getter Method
class A {
private int num = 10;
public int getNum() { // Getter method
return num;
}
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.getNum()); // Accessing via getter
}
}
Using getter methods is recommended for encapsulation.
xxxxxxxxxx
In Java, you can access a variable from another class using public access modifier or getter methods.
Example 1: Using public Modifier
class A {
public int num = 10;
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.num); // Accessing public variable
}
}
Example 2: Using Getter Method
class A {
private int num = 10;
public int getNum() { // Getter method
return num;
}
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.getNum()); // Accessing via getter
}
}
Using getter methods is recommended for encapsulation.
xxxxxxxxxx
In Java, you can access a variable from another class using public access modifier or getter methods.
Example 1: Using public Modifier
class A {
public int num = 10;
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.num); // Accessing public variable
}
}
Example 2: Using Getter Method
class A {
private int num = 10;
public int getNum() { // Getter method
return num;
}
}
class B {
public static void main(String[] args) {
A obj = new A();
System.out.println(obj.getNum()); // Accessing via getter
}
}
Using getter methods is recommended for encapsulation.