Questions by DataKing99

+1 vote
1 answer

Difference between validation set and a test set

Jul 24, 2018 in Data Analytics • 2,299 views
0 votes
1 answer

Problem while disconnecting BLE device!

Jul 18, 2018 in IoT (Internet of Things) • 4,786 views
0 votes
1 answer

Univariate/ Bivariate/ Multivariate

Jul 13, 2018 in Data Analytics • 3,510 views
0 votes
1 answer

Statistical Power of Sensitivity

Jul 13, 2018 in Data Analytics • 1,984 views
0 votes
1 answer

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

Jul 10, 2018 in IoT (Internet of Things) • 2,608 views
0 votes
2 answers

Apply function in R

Jul 9, 2018 in Data Analytics • 2,065 views
0 votes
2 answers

Clustering in R

Jul 9, 2018 in Data Analytics • 2,011 views
0 votes
1 answer

Rattle packages in R

Jul 6, 2018 in Data Analytics • 1,583 views
0 votes
1 answer

How to build a Scatter-plot using plotly?

Jul 6, 2018 in Data Analytics • 2,882 views
0 votes
1 answer

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

Jul 4, 2018 in Data Analytics • 9,595 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 • 5,828 views
0 votes
1 answer

How to convert a sentence to word table in R?

Jun 21, 2018 in Data Analytics • 2,396 views
0 votes
1 answer

Use different distance formula other than euclidean distance in k means

Jun 21, 2018 in Data Analytics • 2,714 views
0 votes
1 answer

Native logger in Selenium WebDriver

Jun 19, 2018 in Selenium • 2,847 views
0 votes
1 answer

Integration of Protractor using Jenkins

Jun 19, 2018 in Selenium • 2,541 views
0 votes
1 answer

browse a website using selenium webdriver

Jun 8, 2018 in Selenium • 1,407 views
0 votes
1 answer

Switching browsers in Selenium WebDriver

Jun 8, 2018 in Selenium • 1,225 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 • 37,832 views
0 votes
1 answer

How to extract a dplyr tbl column as a vector?

Jun 6, 2018 in Data Analytics • 7,718 views
0 votes
1 answer

Loading multiple packages at the same time

Jun 4, 2018 in Data Analytics • 1,319 views
0 votes
1 answer

Trigger a data refresh in shiny

May 31, 2018 in Data Analytics • 5,646 views
0 votes
1 answer

How to refresh shiny dataset?

May 31, 2018 in Data Analytics • 2,660 views
0 votes
1 answer

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

May 29, 2018 in Data Analytics • 1,569 views
0 votes
1 answer

R: Sample from a neighborhood according to scores

May 29, 2018 in Data Analytics • 1,424 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 • 1,624 views
0 votes
1 answer

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

May 28, 2018 in Data Analytics • 10,600 views
+4 votes
10 answers

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

May 25, 2018 in Data Analytics • 112,670 views
0 votes
1 answer

Changing Pandas data-frame to JSON type

May 22, 2018 in Data Analytics • 2,621 views
0 votes
1 answer

Removing all white-spaces from a string

May 16, 2018 in Data Analytics • 1,349 views
0 votes
1 answer

Reordering levels of a factor variable

May 15, 2018 in Data Analytics • 1,507 views
0 votes
1 answer

Appending values to a vector - R

May 15, 2018 in Data Analytics • 1,756 views
0 votes
1 answer

Assigning global variables from inside a function - R

May 15, 2018 in Data Analytics • 12,438 views
0 votes
1 answer

Any filter based on conditional criteria in r?

May 11, 2018 in Data Analytics • 3,041 views
0 votes
1 answer

R lag irregular time series data

May 11, 2018 in Data Analytics • 1,950 views
0 votes
1 answer

How to stack scatterplot in ggplot2?

May 8, 2018 in Data Analytics • 3,325 views
+1 vote
1 answer

How to change fill color in each facet using ggplot2?

May 8, 2018 in Data Analytics • 27,052 views
0 votes
1 answer

Changing the column type from numeric to factor - R

May 8, 2018 in Data Analytics • 1,887 views
0 votes
2 answers

Vector vs List in R

May 8, 2018 in Data Analytics • 2,246 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 • 2,507 views
+1 vote
2 answers

Splitting the data into training and testing sets - R

May 7, 2018 in Data Analytics • 7,455 views
0 votes
1 answer

Deleting particular objects from workspace - R

May 7, 2018 in Data Analytics • 1,597 views
0 votes
1 answer

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

May 3, 2018 in Data Analytics • 2,441 views
0 votes
7 answers

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

May 2, 2018 in Data Analytics • 7,237 views
0 votes
1 answer

How to add leading zeros in R?

Apr 30, 2018 in Data Analytics • 26,266 views
0 votes
1 answer

How to rename columns in pandas (Python)?

Apr 30, 2018 in Data Analytics • 3,264 views
0 votes
1 answer

Catch integer(0) in R

Apr 27, 2018 in Data Analytics • 5,421 views
0 votes
1 answer

How to find common elements from multiple vectors in R?

Apr 27, 2018 in Data Analytics • 6,817 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 • 12,538 views
0 votes
1 answer

How to import data from a Json file into R?

Apr 26, 2018 in Data Analytics • 3,431 views
0 votes
1 answer

How to remove all variables except functions in R?

Apr 25, 2018 in Data Analytics • 5,825 views
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