All Basic Articles

How to Create Array of Objects in Java?

Prerequisite – Different ways to create objects in Java Java programming language is all about classes and objects as it is an object-oriented programming language.… Read More

Java-Arrays

Java

Create a GUI for Weather Forecast using openweathermap API in Python

Prerequisites: Find current weather of any city using openweathermap API The idea of this article is to provide a simple GUI application to users to… Read More

Python-projects

python-utility

Project

Python

Python Programs

Bootstrap 5 Badges

Bootstrap 5 Badges are small components used to highlight specific information, typically in lists or inline with other content. They provide visual cues through colored… Read More

Bootstrap-5

Bootstrap

Web Technologies

Call by Value Vs Call by Reference in JavaScript

Call by Value: In this method, values of actual parameters are copied to the function’s formal parameters, and the two types of parameters are stored… Read More

JavaScript-Questions

JavaScript

Web Technologies

D3.js area() Method

The d3.area() method in D3.js is used to return an area generator with default settings that can be further used to create areas. Syntax: d3.area()… Read More

D3.js

JavaScript

Web Technologies

Types of Environments in AI

An environment in artificial intelligence is the surrounding of the agent. The agent takes input from the environment through sensors and delivers the output to… Read More

Artificial Intelligence

Machine Learning

Difference between Byte Code and Machine Code

Byte code is an intermediate code between the source code and machine code. It is a low-level code that is the result of the compilation… Read More

Difference Between

Java

How to get all 2D diagonals of a 3D NumPy array?

Let’s see the program for getting all 2D diagonals of a 3D NumPy array. So, for this we are using numpy.diagonal() function of NumPy library.… Read More

Picked

Python numpy-arrayManipulation

Python-numpy

Python

Plot line graph from NumPy array

For plotting graphs in Python, we will use the Matplotlib library. Matplotlib is used along with NumPy data to plot any type of graph. From… Read More

Python-matplotlib

Python-numpy

Python

Matrix Multiplication in NumPy

Let us see how to compute matrix multiplication with NumPy. We will be using the numpy.dot() method to find the product of 2 matrices. For… Read More

Python numpy-Mathematical Function

Python-numpy

Python

Extracting the real and imaginary parts of an NumPy array of complex numbers

Numpy library gives us functions such as real() and imag() to find real and imaginary parts of a complex number. real() : To find real… Read More

Python numpy-arrayManipulation

Python-numpy

Python

How to Implement Press Back Again to Exit in Android?

The ‘Back‘ button has many different uses in many different android apps. While some app developers use it to close their apps, some use it… Read More

android

Android

Java

Explicitly define datatype in a Python function

Unlike other languages Java, C++, etc. Python is a strongly, dynamically-typed language in which we don’t have to specify the data type of the function’s… Read More

Python function-programs

Python-Functions

Python

Setting up a simple HTTP server using Python

In this article, we are going to learn how to set up a simple and local HTTP server using Python. An HTTP server can be… Read More

python-utility

Python

Automatic Birthday mail sending with Python

Are you bored with sending birthday wishes to your friends or do you forget to send wishes to your friends or do you want to… Read More

Python-projects

python-utility

Project

Python

Maximize modulus by replacing adjacent pairs with their modulus for any permutation of given Array

Given an array A[] consisting of distinct elements, the task is to obtain the largest possible modulus value that remains after repeatedly replacing adjacent elements… Read More

Modular Arithmetic

permutation

Analysis of Algorithms

Arrays

Competitive Programming

DSA

Greedy

Mathematical

Pattern Searching

Difference between Physical and Logical Data Independence

Prerequisite : Physical and Logical Data Independence 1. Physical Data Independence : The physical data independence is basically used to separate conceptual levels from the internal/physical… Read More

DBMS

Difference Between

Difference between Inspection and Walkthrough

1. Walkthrough : Walkthrough is a method of conducting informal group/individual review. In a walkthrough, author describes and explain work product in a informal meeting… Read More

Computer Subject

Difference Between

Software Engineering

Puzzle | Joint family of seven persons (L, M, N, O, P, Q, and R)

In a joint family of seven persons L, M, N, O, P, Q, and R, two are married couples. R is a housewife and her… Read More

Aptitude

interview-preparation

Logical Puzzles

Puzzles

Python – Convert String to unicode characters

Given a String, convert its characters to unicode characters. Input : test_str = ‘gfg’ Output : \u0067\u0066\u0067 Explanation : Result changed to unicoded string. Input… Read More

Python string-programs

Python

Python Programs