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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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How to Change Position of ggplot Title in R ?
In this article, we will discuss how to change the position of title in a plot using ggplot in R Programming Language. ggtitle() function can be used to give an appropriat...
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Picked
R Language
R-ggplot
How to Color Scatter Plot Points in R ?
A scatter plot is a set of dotted points to represent individual pieces of data in the horizontal and vertical axis. But by default, the color of these points is black and...
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Picked
R Language
R-plots
R-Charts
R-Graphs
R-ggplot
How to change legend title in R using ggplot ?
A legend helps understand what the different plots on the same graph indicate. They basically provide labels or names for useful data depicted by graphs. In this article, ...
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Picked
R Language
R-ggplot
How to add White Gaussian Noise to Signal using MATLAB ?
In this article, we are going to discuss the addition of "White Gaussian Noise" to signals like sine, cosine, and square wave using MATLAB. The white Gaussian noise can be...
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MATLAB
How to change Colors in ggplot2 Line Plot in R ?
A line graph is a chart that is used to display information in the form of series of data points. It utilizes points and lines to represent change over time. Line graphs a...
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Picked
R Language
R-ggplot
How to Reverse the order of given vector in R ?
In this article, we will discuss how to reverse the order of elements in a vector using rev() function in R Programming Language.Syntax:rev(vector_name)Approachcreate a ve...
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Picked
R Language
R-Vectors
R Programs
R Vector-Programs
How to find the sum of column values of an R dataframe?
In this article, we are going to find the sum of the column values of a dataframe in R with the use of sum() function.Syntax:sum(dataframe$column_name)Creating a Dataframe...
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Picked
R Language
R-DataFrame
R Programs
R DataFrame-Programs
How to find the mean of all values in an R data frame?
In this article, we are going to find the mean of the values of a dataframe in R with the use of mean() function.Syntax:mean(dataframe)Creating a DataframeA dataframe can ...
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Picked
R Language
R-DataFrame
R Programs
R DataFrame-Programs
How to combine two lists in R?
In this article, we are going to combine two lists in R Language using inbuilt functions. R provided two inbuilt functions named c() and append() to combine two or more li...
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Picked
R Language
R-List
R Programs
R List-Programs
Why Cloud Computing is the Best Choice for Small Businesses?
All over the world, there are more than 350 million small businesses, who are generating revenue with a workforce of 15 to 55 employees. They believe in fulfilling their c...
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GBlog
Cloud-Computing
Quotient Group in Group Theory
Prerequisite : Knowledge of Groups, Cosets.Introduction :We can say that "o" is the binary operation on set G if : G is an non-empty set G * G = { (a,b) : a , b∈ G } and ...
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GATE CS
Engineering Mathematics
Group Homomorphisms and Normal Subgroup
Prerequisite : GroupsHomomorphism : A mapping (function) f from a group (G,*) to a group (G',+) is called a group homomorphism (or group morphism) from G to G' if, f(a*b) ...
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GATE CS
Engineering Mathematics
Goldman Sachs Interview Experience | Bangalore 2021
Round 1(Online Assessment): (HackerRank)Two medium problems.I don't remember the exact problems but one was based on priority queue and other was a DP problem.Round 2(Code...
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Goldman Sachs
Interview Experiences
Experiences
Amazon Interview Experience 2021 | 3+ Years Experienced
The first step was to get the profile short-listed. Referrals can be a better way to apply for a profile.Round 1(Coding Round): The first round comprised of 2 coding quest...
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Amazon
Interview Experiences
Experienced
Experiences
Queries to find the sum of weights of all nodes with vertical width from given range in a Binary Tree
Given a Binary Tree consisting of N nodes having values in the range [0, N - 1] rooted as 0, an array wt[] of size N where wt[i] is the weight of the ith node and a 2D arr...
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Tree
Binary Tree
tree-traversal
Algorithms
Mathematical
Hash
Tree Traversals
cpp-unordered_map
DSA
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