Imagine you are watching a movie in a movie theatre. While watching the movie you enjoy the story and the drama happening, Right? Do you ever think about the technical aspects like from what angle a particular shot was taken, how the set would have been designed, which camera would have been used while shooting? …
Do you wear the same clothes for a party and at the time you go to sleep? No Right? For different occasions you dress differently. You are the same person which changes behaviour or appearance according to the situation. The literal meaning of polymorphism is having different forms or shapes. In Object-Oriented Programming, polymorphism is a way …
Mostly all members of a family share a common last name and that’s how outsiders recognize them. But to address the individuals we use first name along with the last name to uniquely identify that individual. Overloading is quite similar to what we saw above. Overloading suggests that two or more functions in the same scope …
What is Overloading and Overriding? | C++ Advanced | Part -5 Read More »
Why do I look so similar to my father? My nose is also exactly like him. That’s because you have inherited his features. Inheritance is when a class derives some properties from another class. Just like human beings inherit features from their parents. The class which uses/inherits the properties is known as derived class or sub class. And the class from which the features …
Destructor, a pretty animated name. Sounds like a villain? It actually is a life-saver when creating big projects. A destructor is a function which destructs or deletes an object. A destructor is called when an object of the class goes out of scope. The name of the destructor is same as the name of the class. …
A Constructor is a function with the same name as the class. class Heyconstructor{ Heyconstructor(){ //Constructor //statements } } In the above snippet Heyconstructor() is a constructor which has the same name as the class. Every time if any object of above class is created, the constructor is by default called. A constructor is used to provide initial values to the …
What is a constructor? | C++ Advanced | Part – 3 Read More »
What comes first in your mind when we think about class? The above image? Yeah? Let’s consider class is a group of girls and boys managed by a teacher. Classes in C++ are data members and member functions bunched together. Data members are nothing but the variables declared inside a class. And, member functions are the functions that are used to access and manipulate these …
Where’s your seat? “F5” he said. Just like how the seats in a theatre are identified by their locations, similarly variables also can be identified by their locations in the memory. You remember your seat. Thus, you are a variable who remembers the address of another variable which is the seat. In this case, you …
Java allows us to perform operations on files. We can read contents of a file and even write some content to the file through a Java program. Isn’t that awesome? 😀 To perform file operations java provides several classes. These classes are all declared in the java.io package. Let’s explore these classes and the methods used to …
File operations in java | Java Advanced | Part – 12 Read More »
What do you do when you see a speed breaker in front of you? you apply breaks, right? The speed breaker breaks down your normal speed. This is exactly what exception does to our program. An exception has the same meaning in programming as in real life. we normally use the word this is an …
What is an exception? | Java Advanced | PART – 11 Read More »
