Prerequisite: Create and Write on an excel sheet XlsxWriter is a Python library using which one can perform multiple operations on excel files like creating,… Read More »

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Given a binary tree and an integer b representing budget. The task is to find the count of maximum number of leaf nodes that can… Read More »

Ubuntu is an open source, freely available Linux based operating system. It is the most popular and widely used operating system. It is developed by… Read More »

Prerequisite: Create and Write on an excel sheet XlsxWriter is a Python library using which one can perform multiple operations on excel files like creating,… Read More »

Given integers k, d1, d2 and an integer array arr[]. Starting from number k you are allowed to make jumps of size d1 and d2… Read More »

Given a range represented by two positive integers L and R and a positive integer K. Find the count of numbers in the range where… Read More »

Given an array of N integers and 3 integers D, A and B. The task is to find the number of array elements that we… Read More »

Given a string str, the task is to split the string into minimum parts such that each part is of same length and each part… Read More »

lsmod command is used to display the status of modules in the Linux kernel. It results in a list of loaded modules. lsmod is a… Read More »

Given a range represented by two positive integers L and R. Find the count of numbers in the range where the first digit is equal… Read More »

Prerequisites : Introduction to tkinter | Find current weather of any city Python offers multiple options for developing GUI (Graphical User Interface). Out of all… Read More »

Python Pandas is a data analysis library. It can read, filter and re-arrange small and large datasets and output them in a range of formats… Read More »

Let’s see how to split a text column into two columns in Pandas DataFrame. Method #1 : Using Series.str.split() functions. Split Name column into two… Read More »

Prerequisite: Create and Write on an excel sheet XlsxWriter is a Python library using which one can perform multiple operations on excel files like creating,… Read More »

Difference of two columns in pandas dataframe in Python is carried out by using following methods : Method #1 : Using ” -” operator. filter_none… Read More »

Given an N X M matrix, where ai, j = 1 denotes the cell is not empty, ai, j = 0 denotes the cell is… Read More »