Trending questions in Edureka Community

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R package dplyr reinstall every instance

In R, there are two steps of ...READ MORE

Jun 1, 2022 in Data Science by Sohail
 • 3,040 points • 1,284 views
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using for loop in jquery

$(document).ready(function() { $for(i=1;i<8;i++) ...READ MORE

Jun 6, 2022 in JQuery by Edureka
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How to add php repositories to debian kali linux for php files?

I added: packages.sury.org/php through the script, I got on ...READ MORE

Jun 1, 2022 in PHP by Kichu
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When to use an interface instead of an abstract class and vice versa

This could be an OOP question in ...READ MORE

Jun 11, 2022 in C# by pranav
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Most efficient way to clone an AWS RDS database?

I have 2 MySQL databases running on ...READ MORE

Apr 19, 2022 in AWS by Soham
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How to add same filter to multiple data sources in tableau server?

If numerous data sources have a field ...READ MORE

Apr 12, 2022 in Tableau by Neha
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How to transform multiple tables in one excel sheet to one table with Power BI?

If my prediction is correct- You have a ...READ MORE

Apr 4, 2022 in Database by Edureka
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Salesforce Apex/JSON serialization with change on variable name

Apex does not support annotation for serialization. But, ...READ MORE

Mar 2, 2022 in SalesForce by surbhi
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How to iterate over a dictionary?

I have seen this being used. In ...READ MORE

Jun 7, 2022 in C# by pranav
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How to add keywords in meta tag?

I have a categories table and I ...READ MORE

Jun 20, 2022 in Laravel by Mahmoud
edited Mar 4, 2025 • 473 views
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functions in c++ call by value and call by reference

The code below shows how to call a function in both methods.  Please explain the major differences or meanings of call by value and call by reference to me.  1.Make a value-based call.  2.Call based on a reference.  The call by value method is demonstrated in the following code. In a comment, I expressed my reservations. #include<iostream> int main(){ void change(int);//why function prototype is before ...READ MORE

Jun 6, 2022 in C++ by Nicholas
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What does <T> represent in C# syntax

What is the meaning of the following ...READ MORE

Jun 11, 2022 in C# by pranav
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Is there a limit on the number of words in bash command 'for file in words'?

Anyway, you need to print everything except ...READ MORE

May 27, 2022 in Linux Administration by Korak
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PHP Fibonacci Sequence

This PHP method should print the Fibonacci sequence up ...READ MORE

Jun 12, 2022 in PHP by narikkadan
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Kubernetes error: You must be logged in to the server (the server has asked for the client to provide credentials

check if namesapce is defined in kube ...READ MORE

Sep 28, 2023 in Kubernetes by Mahesh
edited Mar 5, 2025 • 18,263 views
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Jquery validation plugin - TypeError: $(...).validate is not a function

I am getting an error in my ...READ MORE

May 7, 2022 in Java-Script by narikkadan
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Does Java have a "IN" operator or function like SQL?

You can use java.util.Collection.contains() for collections.  If a non-null ...READ MORE

May 31, 2022 in Others by nisha
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edited Jul 6, 2023 by Khan Sarfaraz • 1,286 views
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Firebase transactions in NodeJS always running 3 times?

I've noticed that whenever I define a ...READ MORE

Jun 22, 2022 in Node-js by Vaani
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edited Mar 4, 2025 • 382 views
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Understanding the result of modulo operator: %%

Just trying to understand how the %% ...READ MORE

Jun 2, 2022 in Others by avinash
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Why I cannot save mutate result in r?

I tried to rank "date" within each ...READ MORE

Jun 9, 2022 in Data Analytics by Avinash
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Convert VB.NET --> C# Projects

You may decompile whole Assemblies into Visual ...READ MORE

May 30, 2022 in C# by rajiv
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How to input matrix (2D list) in Python?

I am working on a code that ...READ MORE

May 24, 2022 in Python by Kichu
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when to use index.php instead of index.html

I wanted to know when do I ...READ MORE

May 30, 2022 in PHP by Kichu
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how to make 2 separate substrings from strsplit in R

When it comes to accessing the elements ...READ MORE

Jun 13, 2022 in Data Science by Avinash
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Do you use attach() or call variables by name or slicing?

Many beginner R books and guides begin ...READ MORE

Jun 13, 2022 in Others by Avinash
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nodejs Async's whilst

While it will accomplish your goals, it ...READ MORE

May 27, 2022 in Node-js by Neha
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Importing Excel files into R, xlsx or xls

Please can someone help me on the ...READ MORE

Jun 13, 2022 in Others by Avinash
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Create a subset in bash script with variables that meet a condition

I am working on the following dataset ...READ MORE

Jun 22, 2022 in Linux Administration by Korak
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edited Mar 4, 2025 • 368 views
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Can a C# program be cross-platform

I'm a complete beginner when it comes ...READ MORE

Jun 11, 2022 in C# by pranav
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How do I get class name in PHP?

public class MyClass { } In Java, we can ...READ MORE

Jun 11, 2022 in PHP by narikkadan
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How to efficiently use try...catch blocks in PHP

I was using try..catch blocks in my ...READ MORE

Jun 1, 2022 in PHP by Kichu
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Tableau Server (Linux) - tabadmincontroller crashing due to value 'warn'

On our (single node) Tableau Server, I ...READ MORE

Mar 10, 2022 in Tableau by Neha
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Syntax of priority queue

We must first include the queue header file in order to establish a priority queue in C++. #include <queue> Once we import this file, we ...READ MORE

May 31, 2022 in C++ by Damon
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Php, wait 5 seconds before executing an action

I am working on a PHP script ...READ MORE

Jun 7, 2022 in PHP by Kichu
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Access denied for user 'root@localhost' (using password:NO)

I wanted to run WordPress and it ...READ MORE

May 8, 2022 in Database by Kichu
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What's the use of ob_start() in php?

Is ob_start() used for output buffering so ...READ MORE

Jun 3, 2022 in PHP by Kichu
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How to implement 2D vector array?

I'm using the vector class in the ...READ MORE

Jun 1, 2022 in C++ by Nicholas
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Generate new Ethereum Wallet in NodeJS

 In its simplest form, the Ethereum wallet ...READ MORE

Apr 12, 2022 in Blockchain by Soham
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How to use PHP htmlentities()?

 I currently use htmlentities() to filter data coming from ...READ MORE

Jun 10, 2022 in PHP by narikkadan
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Calculate Z-Score from Probability Value - R programming

It's named qnorm qnorm(p=0.841344746068543) Output 1 The following family of functions ...READ MORE

Apr 4, 2022 in Machine Learning by Nandini
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C++ "Object" class

No, there is no generic base class&nb ...READ MORE

Jun 2, 2022 in C++ by Damon
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Creating new Functions with Linear Regression in R :

When we want to create a model ...READ MORE

Jun 1, 2022 in Data Science by Sohail
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What's quicker and better to determine if an array key exists in PHP?

$key = 'jim'; // example 1 if (isset($array[$key])) { ...READ MORE

Jun 1, 2022 in PHP by Kichu
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ORA-00904: invalid identifier

I am getting this error while doing ...READ MORE

May 20, 2022 in Database by Kichu
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C# Potential Interview Question…Too hard?

This isn't a question I'd ask in ...READ MORE

Jun 7, 2022 in C# by rajiv
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Delete a database in phpMyAdmin

How to delete a database in phpMyAdmin? READ MORE

Jun 7, 2022 in PHP by Kichu
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Crypto algorithm list

The learning here is that cyphers and ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
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"Post Image data using POSTMAN"

I am trying to POST data to ...READ MORE

May 21, 2022 in Others by Kichu
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Regular Expression for alphanumeric and underscores

I wanted to have a regular expression ...READ MORE

May 23, 2022 in Others by Kichu
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Measuring web performance metrices in TypeScript front end program

The performance metrics are provided by the ...READ MORE

Jun 1, 2022 in TypeSript by Nina
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