Questions by DataKing99

+1 vote
1 answer

Difference between validation set and a test set

Jul 24, 2018 in Data Analytics • 2,554 views
0 votes
1 answer

Problem while disconnecting BLE device!

Jul 18, 2018 in IoT (Internet of Things) • 5,079 views
0 votes
1 answer

Univariate/ Bivariate/ Multivariate

Jul 13, 2018 in Data Analytics • 3,734 views
0 votes
1 answer

Statistical Power of Sensitivity

Jul 13, 2018 in Data Analytics • 2,242 views
0 votes
1 answer

Display time in a Windows Core IoT app with a clock!

Jul 10, 2018 in IoT (Internet of Things) • 2,861 views
0 votes
2 answers

Apply function in R

Jul 9, 2018 in Data Analytics • 2,361 views
0 votes
2 answers

Clustering in R

Jul 9, 2018 in Data Analytics • 2,295 views
0 votes
1 answer

Rattle packages in R

Jul 6, 2018 in Data Analytics • 1,790 views
0 votes
1 answer

How to build a Scatter-plot using plotly?

Jul 6, 2018 in Data Analytics • 3,143 views
0 votes
1 answer

How to create a box-plot using “plotly” in R?

Jul 4, 2018 in Data Analytics • 10,017 views
0 votes
1 answer

How to write a custom function which will replace all the missing values in a vector with the mean of values in R?

Jul 4, 2018 in Data Analytics • 6,120 views
0 votes
1 answer

How to convert a sentence to word table in R?

Jun 21, 2018 in Data Analytics • 2,619 views
0 votes
1 answer

Use different distance formula other than euclidean distance in k means

Jun 21, 2018 in Data Analytics • 3,046 views
0 votes
1 answer

Native logger in Selenium WebDriver

Jun 19, 2018 in Selenium • 3,141 views
0 votes
1 answer

Integration of Protractor using Jenkins

Jun 19, 2018 in Selenium • 2,744 views
0 votes
1 answer

browse a website using selenium webdriver

Jun 8, 2018 in Selenium • 1,631 views
0 votes
1 answer

Switching browsers in Selenium WebDriver

Jun 8, 2018 in Selenium • 1,431 views
+1 vote
2 answers

How to replace a value in a data frame based on a conditional 'If' statement?

Jun 6, 2018 in Data Analytics • 38,158 views
0 votes
1 answer

How to extract a dplyr tbl column as a vector?

Jun 6, 2018 in Data Analytics • 7,956 views
0 votes
1 answer

Loading multiple packages at the same time

Jun 4, 2018 in Data Analytics • 1,569 views
0 votes
1 answer

Trigger a data refresh in shiny

May 31, 2018 in Data Analytics • 5,875 views
0 votes
1 answer

How to refresh shiny dataset?

May 31, 2018 in Data Analytics • 2,959 views
0 votes
1 answer

Making a ggplot2 plot without any legends,axes or axis labels

May 29, 2018 in Data Analytics • 1,807 views
0 votes
1 answer

R: Sample from a neighborhood according to scores

May 29, 2018 in Data Analytics • 1,643 views
0 votes
1 answer

How to get the output of number of elements to reach a cumulative sum?

May 29, 2018 in Data Analytics • 1,853 views
0 votes
1 answer

Changing the order of bars in a bar-plot - ggplot2 - R

May 28, 2018 in Data Analytics • 10,859 views
+4 votes
10 answers

Creating an empty data.frame with only column names - R

May 25, 2018 in Data Analytics • 113,689 views
0 votes
1 answer

Changing Pandas data-frame to JSON type

May 22, 2018 in Data Analytics • 2,861 views
0 votes
1 answer

Removing all white-spaces from a string

May 16, 2018 in Data Analytics • 1,593 views
0 votes
1 answer

Reordering levels of a factor variable

May 15, 2018 in Data Analytics • 1,719 views
0 votes
1 answer

Appending values to a vector - R

May 15, 2018 in Data Analytics • 2,018 views
0 votes
1 answer

Assigning global variables from inside a function - R

May 15, 2018 in Data Analytics • 12,683 views
0 votes
1 answer

Any filter based on conditional criteria in r?

May 11, 2018 in Data Analytics • 3,276 views
0 votes
1 answer

R lag irregular time series data

May 11, 2018 in Data Analytics • 2,194 views
0 votes
1 answer

How to stack scatterplot in ggplot2?

May 8, 2018 in Data Analytics • 3,591 views
+1 vote
1 answer

How to change fill color in each facet using ggplot2?

May 8, 2018 in Data Analytics • 27,410 views
0 votes
1 answer

Changing the column type from numeric to factor - R

May 8, 2018 in Data Analytics • 2,126 views
0 votes
2 answers

Vector vs List in R

May 8, 2018 in Data Analytics • 2,523 views
0 votes
1 answer

How to drop rows of Pandas DataFrame whose value in certain coulmns is NaN

May 7, 2018 in Data Analytics • 2,731 views
+1 vote
2 answers

Splitting the data into training and testing sets - R

May 7, 2018 in Data Analytics • 7,770 views
0 votes
1 answer

Deleting particular objects from workspace - R

May 7, 2018 in Data Analytics • 1,800 views
0 votes
1 answer

How to delete DataFrame row in pandas based upon a column value?

May 3, 2018 in Data Analytics • 2,696 views
0 votes
7 answers

How to iterate over rows in a Dataframe in pandas (Python)?

May 2, 2018 in Data Analytics • 7,655 views
0 votes
1 answer

How to add leading zeros in R?

Apr 30, 2018 in Data Analytics • 26,825 views
0 votes
1 answer

How to rename columns in pandas (Python)?

Apr 30, 2018 in Data Analytics • 3,566 views
0 votes
1 answer

Catch integer(0) in R

Apr 27, 2018 in Data Analytics • 5,715 views
0 votes
1 answer

How to find common elements from multiple vectors in R?

Apr 27, 2018 in Data Analytics • 7,166 views
0 votes
2 answers

How to subset rows containing NA in a chosen column of a data frame?

Apr 26, 2018 in Data Analytics • 13,301 views
0 votes
1 answer

How to import data from a Json file into R?

Apr 26, 2018 in Data Analytics • 3,687 views
0 votes
1 answer

How to remove all variables except functions in R?

Apr 25, 2018 in Data Analytics • 6,298 views
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