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Handling NameError Exception in Python

Prerequisites: Python Exception Handling There are several standard exceptions in Python and NameError is one among them. NameError is raised when the identifier being accessed… Read More

Python-exceptions

Python

Why and how are Python functions hashable?

So start with the question i.e. Why and how are Python functions hashable? First, one should know what actually hashable means in Python. So, hashable… Read More

Python-Functions

Python

Handling TypeError Exception in Python

TypeError is one among the several standard Python exceptions. TypeError is raised whenever an operation is performed on an incorrect/unsupported object type. For example, using… Read More

Python-exceptions

Python

Equivalence Partitioning Method

Equivalence Partitioning Method is also known as Equivalence class partitioning (ECP). It is a software testing technique or black-box testing that divides input domain into… Read More

Software Testing

Software Engineering

Python String Formatting – How to format String?

String formatting allows you to create dynamic strings by combining variables and values. In this article, we will discuss about 5 ways to format a… Read More

python

python-string

Python

Text to speech GUI convertor using Tkinter in Python

Prerequisite: Introduction to Tkinter Tkinter is the standard GUI library for Python. Python when combined with tkinter provides a fast and easy way to create… Read More

Python Tkinter-exercises

Python-projects

Python-tkinter

Python

CSS Value | Unset

To unset the value of an element, unset keyword is used. The unset CSS keyword resets a property of an element to its inherited value… Read More

CSS-Basics

Picked

CSS

Web Technologies

Goldman Sachs Engineering Hiring Program (Aptitude test )

Hello everyone, I’m writing this article regarding Goldman Sachs Engineering Hiring Program Aptitude Test. As you know every year Goldman Sachs launches an Engineering Hiring… Read More

Goldman Sachs

Experiences

Interview Experiences

Difference between SIP and PRI

1. Session Initiation Protocol (SIP) : SIP stands for Session Initiation Protocol which is a method of sending voice over internet. It not only allows… Read More

Computer Networks

Difference Between

Python Library for Linked List

Linked list is a simple data structure in programming, which obviously is used to store data and retrieve it accordingly. To make it easier to… Read More

Linked Lists

Python DSA-exercises

Python LinkedList-exercises

Python-Data-Structures

python-modules

Python

Different ways to Invert the Binary bits in Python

We know how binary value for numbers look like. For example, the binary value for 10 (Number Ten) is 1010 (binary value). Sometimes it is… Read More

binary-string

python-string

DSA

Python

Strings

Multi Protocol Label Switching (MPLS)

Prerequisite – Working of MPLS Difference between VPN and MPLS Multi Protocol Label Switching (MPLS) is an IP packet routing technique that routes IP packet… Read More

Computer Networks

Count of Substrings having Sum equal to their Length

Given a numeric string str, the task is to calculate the number of substrings with the sum of digits equal to their length. Examples: Input:… Read More

cpp-map

frequency-counting

substring

DSA

Greedy

Hash

Mathematical

Misc

Searching

Strings

Smallest Subarray with Sum K from an Array

Given an array arr[] consisting of N integers, the task is to find the length of the Smallest subarray with a sum equal to K.… Read More

cpp-map

frequency-counting

Java-HashMap

prefix-sum

subarray

Arrays

DSA

Hash

Mathematical

Searching

Create login in SQL Server

A login is an user account that you can use to access the SQL server. Logins are attached to users by the security identifier (SID).… Read More

SQL-Server

DBMS

SQL

Difference between Descriptive and Inferential statistics

Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, and presentation of masses of numerical data. It is basically a collection of… Read More

Difference Between

Engineering Mathematics

Difference between Control Plane and Data Plane

Prerequisite – Introduction to Router and Types of Routing 1. Control Plane : In Routing control plane refers to the all functions and processes that… Read More

Computer Networks

Difference Between

Largest number M having bit count of N such that difference between their OR and XOR value is maximized

Given a natural number N, the task is to find the largest number M having the same length in binary representation as N such that… Read More

binary-representation

Bitwise-OR

Bitwise-XOR

Bit Magic

DSA

Greedy

Mathematical

Capability Maturity Model Integration (CMMI)

Prerequisite – Capability Maturity Model (CMM) Capability Maturity Model Integration (CMMI) is a successor of CMM and is a more evolved model that incorporates best… Read More

Software Engineering

How to Implement Swipe Down to Refresh in Android

Certain applications show real-time data to the users, such as stock prices, availability of a product on online stores, etc. Showing real-time data requires continuous… Read More

android

Java

Kotlin