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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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PySpark - Sort dataframe by multiple columns
In this article, we are going to see how to sort the PySpark dataframe by multiple columns.It can be done in these ways:Using sort()Using orderBy()Creating Dataframe for d...
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Python
Picked
Python-Pyspark
How to set up Python mode for Processing ?
Processing is Open Source Software that is used for the electronic arts and visual design communities. We can create different types of art using our coding skills. Exampl...
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Python
python-utility
How to calculate time difference with previous row of a dataframe by group in R
A dataframe may consist of different values belonging to groups. The columns may have values belonging to different data types or time frames as POSIXct objects. These obj...
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Picked
R Language
R-DataFrame
R Programs
R DataFrame-Programs
Calculate difference between dataframe rows by group in R
In this article, we will see how to find the difference between rows by the group in dataframe in R programming language.Method 1: Using dplyr packageThe group_by method i...
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Picked
R Language
R-DataFrame
R Programs
R DataFrame-Programs
How to loop through each row of dataFrame in PySpark ?
In this article, we are going to see how to loop through each row of Dataframe in PySpark. Looping through each row helps us to perform complex operations on the RDD or Da...
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Python
Picked
Python-Pyspark
Select Columns that Satisfy a Condition in PySpark
In this article, we are going to select columns in the dataframe based on the condition using the where() function in Pyspark.Let's create a sample dataframe with employee...
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Python
Picked
Python-Pyspark
Count different Bitwise OR values of equal length strings S1 and S2 by swapping exactly one pair of characters from the first string
Given two binary strings S1 and S2, both of length N, the task is to count the number of different values of Bitwise OR other than the Bitwise OR of the original strings S...
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Strings
Bit Magic
Mathematical
binary-string
Bitwise-OR
DSA
Check if it is possible to reach M from 0 by given paths
Given an array arr[] consisting of N pairs of integers, where each pair (a, b) represents a path from a to b, the task is to check if it is possible to reach M from 0 usin...
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Arrays
Mathematical
DSA
Flip all 0s in given Binary Strings K times with different neighbours
Given a binary string S of size N and a positive integer K, the task is to repeatedly modify the given string K number of times by flipping all the 0s having different adj...
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Strings
Mathematical
binary-string
DSA
Find three vertices in an N-sided regular polygon such that the angle subtended at a vertex by two other vertices is closest to A
Given an N-sided regular convex polygon and an angle A in degrees, the task is to find any 3 vertices i, j, and k, such that the angle subtended at vertex j by vertex i an...
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Mathematical
Geometric
Geometric-Lines
DSA
Last element of an array after repeatedly removing the first element and appending it to the end of the array twice exactly K times
Given an array arr[] consisting of N integers and a positive integer K, the task is to find the last element present in the array obtained by repeatedly removing the first...
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Arrays
Misc
Greedy
Pattern Searching
Mathematical
array-rearrange
DSA
Remove Last character from String in Linux
In this article, we will discuss how to remove the last character from the string in Linux.In Linux, there are various commands and techniques present by which you can do ...
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Linux-Unix
Picked
Linux-text-processing-commands
Devploit – Information Gathering Tool in Kali Linux
Devploit is a free and open-source tool available on GitHub. Devploit is used as an information-gathering tool. Devploit is used to scan websites for information gathering...
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Linux-Unix
Kali-Linux
Linux-Tools
PERN vs PEAN Stack
PERN Stack: PERN stack is a technology that uses PostgreSQL, Express, React, and Node.js to construct a full-fledged self-independent web application.PostgreSQL — It is a ...
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Difference Between
Web Technologies
postgreSQL
Express.js
ReactJS
NodeJS-Questions
AngularJS-Questions
Web Technologies - Difference Between
How to get current date and time in firebase using ReactJS ?
This article provides a detailed walkthrough on obtaining the current date and time in a Firebase environment using ReactJS. Readers will gain insights into the implementa...
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Web Technologies
Firebase
React-Questions
ReactJS
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