Code

Python

How Python Read CSV File into Array List | Explained With Example

[Complete Python Code] How Python read CSV file into array list? What is the use of a CSV file? reader() function explained with example.

cpp

[3 Ways] C/C++ Program to Swap Two Numbers Without Using Temporary Variable

How to write a C program to swap two numbers without using temporary variable? Use addition, subtraction, Multiplication, Division and XOR operation instead of extra space.

Python

Python Program to Swap Two Variables without using Third Variable

Write a Python program to swap two variables without using third variable in one line. It is most efficient solution as it does not use any temporary variable.

Java

Difference between JRE, JDK and JVM in Java [Interview Questions]

What is the of difference between JRE, JDK and JVM in Java environments and their uses? What is JIT compiler in Java? Interview questions.

Python

How to Compile Code to Convert py to pyc in Python?

How to convert py to pyc in Python? What is pyc file in Python? How to create pyc file using different modules? Py vs pyc file in Python.

bit manipulation

[Two Easy Methods] How to Find 2’s Complement?

How to find 2’s complement of any number? 2’s complement of the number will be helpful in many bit operations.

Python

How to Find Unique Elements from List in Python?

How to Find Unique Elements from List in Python using set operation? Explained with complete program and by giving a simple example.

Python

How to Remove All Zero/None/Null from Dictionary in Python?

Write a program to remove all 0 from a dictionary in Python using python compression technique. How to remove all 0 from the dictionary?

Python

How to Get User Input in Python from Keyboard?

How to Get User Input in Python from the keyboard for both Python 2 and Python 3 version? Difference between ‘raw_input()’ and input().