Code

Python

4 Python String Formatting Every Python Developer should Master

What are the different Python string formattings for Python version 2 and 3? Evaluating expression in Python string formatting.

Python

Python Code to Extract Emails by Reading File [Complete Script]

How to write a script in Python to extract emails from file? Complete code to verify every email in the file.

cpp

QuickSort Complete Tutorial | Example | Algorithm | Programming | Complexity

Step-by-step QuickSort explanation with an example, algorithm, program (C/CPP, Java and Python) and time complexity. How does QuickSort work?

Python

How to Install and Run Different Python Versions in Cmd?

How to run different python versions in cmd? Steps for Installation and running Python 2 and Python 3 on the same system.

Java

Class and Object in Java with Real Time Example and Program

The class and object in Java with real time example. Difference between class and object in Java. [Complete sample program explained]

Python

What is NoneType in Python and Null Equivalent?

What is NoneType in Python? What is equivalent to Null in Python? Use of None and NoneType object.

cpp

9 Best Online Compilers for C and C++ Programming Practice

What is the best online compiler for C programming and for C++? Here is the list of all the best compilers you can use for online practice.

HTML

Code to Print and Save HTML Page as PDF using JavaScript

How to add Javascript code to your web page to print and to save HTML page as PDF? Without any external HTML to PDF online tool…

cpp

Complete Makefile Tutorial for Beginners [Explained with Examples]

How to create and run a makefile in Linux terminal? Complete C++ Makefile tutorial for beginners.