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Frontend Developer Roadmap 2024
Frontend development means to design the face of a website or application. It involves working on the appearance of the website. Building interactive buttons, using images...
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Find indices of non zero elements in matrix in R
In this article, we will discuss how to find the indices of non-zero elements in Matrix in R Programming Language.Method 1: Using for loopA for loop iteration can be perfo...
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Picked
R Language
R-Matrix
R Programs
R Matrix-Programs
Divide Each Row of Matrix by Vector Elements in R
In this article, we will discuss how to divide each row of the matrix by vector elements in R Programming Language.Method 1: Using standard divisionInitially, the transpos...
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Picked
R Language
R-Matrix
R Programs
R Matrix-Programs
How to disable Messages when Loading a Package in R ?
R console displays many messages and warning upon load of some packages and libraries. These messages display the associated packages' info, the warnings, the masked objec...
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Picked
R Language
R-Packages
Divide each dataframe row by vector in R
In this article, we will discuss how to divide each dataframe row by vector in R Programming Language.Method 1 : Using mapply() methodThe mapply() method can be used to ap...
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Picked
R Language
R-DataFrame
R Programs
R DataFrame-Programs
Find Unique Combinations of All Elements from Two Vectors in R
The number of possible combinations of two vectors can be computed by multiplying all the successive elements of the first vector with the corresponding elements of the se...
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Picked
R Language
R-Vectors
R Programs
R Vector-Programs
Python - Move and overwrite files and folders
In this article, we will be learning on moving a collection of files and folders where there may be files/folders with the same name as in the source name in the destinati...
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Python
Picked
python-os-module
Python-shutil
Python directory-program
Get All Factor Levels of DataFrame Column in R
The data frame columns in R can be factorized on the basis of its factor columns. The data frame factor columns are composed of factor levels. Factors are used to represen...
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R Language
R-DataFrame
R-Factors
R Programs
R DataFrame-Programs
R Factor-Programs
Effect of adding whitespace in the scanf() function in C
In this article, we will discuss the scenarios regarding adding white space before or after the format specifier in a scanf() function in C Programming Language.Adding a w...
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C Basics
C Language
C Programs
How to Create a Backup of a SQLite Database using Python?
In this article, we will learn How to Create a Backup of an SQLite Database using Python. To Create a Backup of an SQLite Database using Python, the required modules are S...
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Python
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Python-SQLite
Make multiple directories based on a List using Python
In this article, we are going to learn how to make directories based on a list using Python. Python has a Python module named os which forms the core part of the Python ec...
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Python
Picked
Python directory-program
Extract data.table Column as Vector Using Index Position in R
The column at a specified index can be extracted using the list sub-setting, i.e. [[, operator. The double bracket operator is faster in comparison to the single bracket, ...
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Picked
R Language
R DataTable
How to create a COVID-19 Tracker Android App
Pre-requisites:Android App Development Fundamentals for BeginnersGuide to Install and Set up Android StudioAndroid | How to Create/Start a New Project in Android Studio?An...
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Java
android 1
Project
Java Programs
Write From Home
Permutation present at the middle of lexicographic ordering of permutations of at most length N made up integers up to K
Given two positive integers K and N, the task is to find the permutation present at the middle of all permutations of at most length N, consisting of integers from the ran...
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Arrays
Greedy
Pattern Searching
Sorting
Mathematical
Python
permutation
C++
misc
lexicographic-ordering
DSA
Generate an array representing GCD of nodes of each vertical level of a Binary Tree
Given a Binary Tree, the task is to construct an array such that ith index of the array contains GCD of all the nodes present at the ith vertical level of the given binary...
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Tree
Mathematical
Hash
Recursion
Tree Traversals
HCF
DSA
Minimum number of working days required to achieve each of the given scores
Given an array arr[] consisting of N integers and an array P[] consisting of M integers such that P[i] represents the score obtained by working on the ith day. The task is...
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Arrays
Binary Search
Searching
Mathematical
prefix-sum
DSA
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