Shihab Munna

Loves to Learn , Beginner, Problem Solver

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shihab posted in #java #tutorial

How to Install NetBeans on Ubuntu 20.04

NetBeans is a popular IDE for Java and other application development. Which allows applications to be developed from a set of modular software components called modules. NetBeans is available to run o

shihab posted in #docker #devops #tutorial

How To Install PostgreSQL With Docker

In this tutorial, we will see how we can install PostgresSQL with docker on our machine. We developers still install a database on our computers and work on it. but using Docker it takes only seconds

shihab posted in #bash #script #tutorial #ubuntu

How To Auto Start XAMPP at Startup in Ubuntu

XAMPP is a free and open source cross platform web server solution stack package developed by Apache Friends, consisting mainly of the Apache HTTP Server, MariaDB database, and interpreters for script

shihab posted in #python #hackerrank-solutions #codingchallenge

Python Solution For HackerRank Problem: Sales by Match

This is a problem available on hackerRank called Sales by Match Let s solve it using python Problem Description Alex works at a clothing store There is a large pile of socks that must be paired by col

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution for HackerRank Problem: Day of the Programmer

This another problem from HackerRank called Day of the Programmer Here is the solution in python Problem Description Marie invented a Time Machine and wants to test it by time traveling to visit Russi

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution for HackerRank Problem: Migratory Birds

Migratory Birds another simple looking problem from hackerRank let s solve it using python Problem Description You have been asked to help study the population of birds migrating across the continent

shihab posted in #python #uvaproblem #codingchallenge

Python Solution for UVa Problem: 100 - The 3n + 1 problem

The 3n 1 problem is a popular program from UVa online judge I have solved it using python Problem Description Problems in Computer Science are often classified as belonging to a certain class of probl

shihab posted in #bash #script #ubuntu #linux #solution #tutorial

How to Install Cisco Packet Tracer on Ubuntu 20.04

Packet Tracer is a cross platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks The software allows users to simu

shihab posted in #python #hackerrank-solutions #codingchallenge

Python Solution for HackerRank Problem: Bill Division

Bill Division another beginner problem available in hackerrank this is how i solved it using python Share with me if you got any better way of solving this in python Problem Description Two friends An

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution for HackerRank Problem: Divisible Sum Pairs

Divisible Sum Pairs s another beginner problem available in hackerrank this is how i solved it using python Share with me if you got any better way of solving this in python Problem Description You ar

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution for HackerRank Problem: Between Two Sets

Between Two Sets our next problem to be solved from hackerRank using python Problem Description You will be given two arrays of integers and asked to determine all integers that satisfy the following

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution For HackerRank Problem: Sub-array Division

Solving a simple HackerRank problem called Sub array Division using python Problem Given a chocolate bar two children Lily and Ron are determining how to share it Each of the squares has an integer on

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution For HackerRank Problem: Diagonal Difference

Solving a simple HackerRank problem called  Diagonal Difference using python Given a square matrix calculate the absolute difference between the sums of its diagonals For example the square matrix arr

shihab posted in #python #hackerrank-solutions #codingchallenge

Python Solution For HackerRank Problem: Arrays: Left Rotation

Solving a simple HackerRank problem called  Arrays Left Rotation using Python Problem A left rotation operation on an array shifts each of the array s elements 1 unit to the left For example if 2 left

shihab posted in #javascript #error #expressjs #nodejs #mysql #snippets

Solution For: TypeError: require(...) is not a function while using sequelize with express js

Sequelize is a promise based Node js ORM for Postgres MySQL MariaDB SQLite and Microsoft SQL Server We often use this with node express etc while using sequelize with express and mysql we get an commo

shihab posted in #error #solution #snippets #linux #ubuntu

Solution For: Can't find the settings option in Ubuntu 20.04 LTS.

As with every Ubuntu release Ubuntu 20 04 LTS comes with a selection of the latest and greatest software developed by the free software community But after switching from 18 04 to 20 04 i faced a prob

shihab posted in #solution #error #docker #mysql #database #snippets

Solution For "docker-entrypoint.sh: line 83: mysqld: command not found" while running mysql in docker

While I was trying to run mysql database in my local linux machine through docker it was giving me some wired error This is how I solved this My Environment OS Linux Ubuntu 20 04 Docker version 19 03

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution For HackerRank Problem: Capitalize!

Solving a simple HackerRank problem called  Capitalize using Python Problem You are asked to ensure that the first and last names of people begin with a capital letter in their passports For example  

shihab posted in #python #codingchallenge #hackerrank-solutions #beginners

Python Solution For HackerRank Problem: Alphabet Rangoli

Solving a simple HackerRank problem called  Alphabet Rangoli using Python Problem You are given an integer N  Your task is to print an alphabet rangoli of size N Rangoli is a form of Indian folk art b

shihab posted in #python #codingchallenge #hackerrank-solutions

Python Solution For HackerRank Problem: Designer Door Mat

Solving a simple HackerRank problem called  Designer Door Mat using python Problem Mr Vincent works in a door mat manufacturing company One day he designed a new door mat with the following specificat

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