database

Difference Between CHAR and VARCHAR and VARCHAR2

What is the difference between CHAR and VARCHAR data types in database SQL table? How is VARCHAR different from VARCHAR2?

Java

Java String Handling Program Methods [Coding Examples Explained]

What are the different Java String handling program methods? Explain with Code example.

data conflict

3 Different Types of Read Write Conflict in DBMS [Explained with Example]

What are the different types of read write conflict in DBMS? Explained RW, WR, WW conflict with examples. Why does data conflict occur?

app

Building Android Mobile Game Using Python | Good or Bad?

Is it possible to develop a mobile application or Android mobile game using Python? How to start a mobile app and game development in Python?

Java

Object Oriented Concepts in Java [Example and Code]

What are the Object Oriented Concepts in Java? Describe abstraction, encapsulation and inheritance code with example.

Django

11 Prerequisites for Django | How Much Python to Learn Django?

How Much Python to Learn Django? And what are the Python prerequisites for developing website using web framework?

deal

95% Discount on Black Friday Udemy Sale [Learn Anything just for $10]

What are the good deals for programming and technical online courses on Black Friday Udemy Sale?

Python

Mystery of Python getrefcount() | Reference Count & Memory Management

How the memory is managed in Python? What is Python getrefcount()? How is reference count calculated? Use of reference count for Python memory management.

Python

Complete Python Selection Sort Algorithm | Code Complexity

Write the complete code for Python selection sort. Explain the algorithm with time and memory complexity.