How to access elements of a nested dictionary in Python

By Yashkumar Patel

In this tutorial, you will learn how to form a dictionary and access elements of a nested dictionary to change it according to the need of the user. In Python, how can we access el.... Read More

Check if an element exists in vector in C++

By Pyata Sandeep

Hey folks! Here, we are going to check if an element exists in a vector or not in C++. In general, you can find element in a vector using std functions. This returns an iterator to.... Read More

Actual purpose of int& foo() in C++

By Sanam Sahoo

Hello, Coders!! In this section, we will discuss the actual purpose of int& foo() in a C++ program. int& foo() in C++ In C++ int& foo() declares a function having a fun.... Read More

#include vs #include “filename” in C++

By Sanam Sahoo

Hello, Coders!! In this section, we will discuss the difference between #include <filename> and #include “filename” in a C++ program. Let’s understand what .... Read More

How to Convert image from PIL to OpenCV format in Python

By Anamika Roy

Here we will discuss how to convert an image from PIL to OpenCV format using Python. PIL and OpenCV both are Python libraries mostly used in image processing. These are used to wor.... Read More

Change date format in C++

By Sanam Sahoo

Hello, Coders! In this section, we will learn about various date formats and how to change them in C++. Date Formats Type There are various types of date formats that we can use in.... Read More

How to create a Stopwatch in Java

By Sai Venkat Kodithyala

In this tutorial, we will be learning how to create a stopwatch in Java. I will be not importing any new packages. Using the basic Java packages we can create a stopwatch. What is .... Read More

How to remove a prefix from a string in Java

By Sai Venkat Kodithyala

In this tutorial, we are learning how to remove a prefix from a string in Java. We can remove a prefix from a string using the substring method. Also read: How to remove leading z.... Read More

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