Tag: Initialize
C++: How to initialize two dimensional Vector? – (Initializing 2D Vectors / Matrix)
In this article we will discuss different ways to initialize two dimensional in C++. Table of Contents C++: Initialize 2D vector with hardcoded values using initializer list C++: Initialize 2D vector with same value Initialize 2D vector with different values in each row C++: Create an empty 2D vector and the resize to fill values …
C++: How to initialize two dimensional Vector? – (Initializing 2D Vectors / Matrix)Read More
How to declare and initialize an array in C++?
In this article, we will discuss different ways to declare and initialize an array in C++. Table Of Contents How to declare an array in C++? How to Initialize an array in C++? Array Initialization by already declared array of specified size Array Initialization by initializing elements User defined array declaration and array initialization Summary …
How to initialize array with range 1 to n in C++?
In this article, we will learn how to initialize an array with range 1 to n in C++. Table Of Contents Initialize array with range using std::generate_n() Initialize array with range using std::iota Initialize array with range using For loop Summary Suppose if n is 10, then array contents whould be, Advertisements 1 2 3 …
How to initialize an Array with same value in C++?
In this article, we will discuss different ways to initialize an array of given size with same value in C++. Table Of Contents Problem Description Initialize an Array with same value using Initializer List Initialize an Array with same value using Designated Initializers Initialize an Array with same value using std::fill_n() function Initialize an Array …
How to initialize a NumPy Array in Python?
In this article, we will learn how to initialize a NumPy Array in Python Table of Contents What is initialization? Initialize a NumPy Array by directly passing values to the array Initialize a NumPy Array by using asarray() Initialize a NumPy Array by using zeros() Initialize a NumPy Array by using ones() Initialize a NumPy …
How to initialize a Char Array in C++?
This tutorial will discuss about a unique way to initialize a char array in C++. We can initialze a char array with a string while defining the array. Like this, char arr[50] = “Sample text”; But we need to make sure that the array is big enough to hold all the characters of string. Otherwise …
How to Initialize a Dictionary With Keys in Python
This tutorial will discuss about unique ways to initialize a dictionary with keys in Python. Table Of Contents Using Dictionary comprehension Using the fromkeys() method Summary Using Dictionary comprehension Suppose we have a list of keys and we want to create a dictionary from these keys. Advertisements But as the dictionary store the values in …
How to Initialize empty Dictionary in Python?
This tutorial will discuss about unique ways to initialize empty dictionary in Python?. Table Of Contents Initialize an empty dictionary using curly braces Initialize an empty dictionary using dict() constructor Add key-value pairs in the empty Dictionary Summary An empty dictionary means that there are no key-value pairs in the dictionary. There are 2 ways …
How to Initialize a Dictionary with 0 in Python?
This tutorial will discuss about a unique way to initialise a dictionary with 0 in Python?. Suppose we have a list of keys. Like this, listOfKeys = [‘Ritika’, ‘Atharv’, ‘Smriti’, ‘Mathew’, ‘John’] We want to initialise dictionary from these keys but each key should have a default value zero associated with it. Like this, Advertisements …
Initialize a Dictionary with Empty List in Python
This tutorial will discuss about unique ways to initialize a dictionary with empty list in Python. Table Of Contents Using Dictionary Comprehension Using fromkeys() method Summary Using Dictionary Comprehension Dictionary in Python stores the data as a key value pairs. Now suppose you want to store an empty list as a value for each key …