TechQA.

Question

Extract letters from a string in R

score 45760 · Answer 1 · 2015-06-18T09:57:21.190000

0

Answer

45760

Views

Extract letters from a string in R

45.7k views Asked by Moose At 18 June 2015 at 09:57

score 349 · Answer 2 · 2015-06-11T20:17:44.237000

Create new binary variables from single string of levels recorded for each observation

349 views Asked by Gavin Simpson At 11 June 2015 at 20:17

score 204 · Answer 3 · 2015-06-16T09:34:15.447000

Applying a function recursively over a list

204 views Asked by histelheim At 16 June 2015 at 09:34

score 3862 · Answer 4 · 2015-06-19T14:17:43.833000

Subsetting a data frame for all the unique values of a row

3.8k views Asked by Shiva At 19 June 2015 at 14:17

score 3740 · Answer 5 · 2015-06-23T15:31:01.520000

R: reading in a .csv turns all "" (blank spaces) to NA

3.7k views Asked by user3755880 At 23 June 2015 at 15:31

score 2176 · Answer 6 · 2015-06-24T18:33:00.900000

replace na values in full dataset using r

2.1k views Asked by Di sha At 24 June 2015 at 18:33

score 247 · Answer 7 · 2015-06-27T15:13:42.363000

R - Add row index to a data frame but handle ties with minimum rank

247 views Asked by Frank B. At 27 June 2015 at 15:13

score 465 · Answer 8 · 2015-06-26T21:01:34.440000

Comp. Efficent way of resetting sequence if condition met ( R )

465 views Asked by lnNoam At 26 June 2015 at 21:01

score 212 · Answer 9 · 2016-12-16T16:13:07.170000

pandas data transformation long-wide-long

212 views Asked by muon At 16 December 2016 at 16:13

score 588 · Answer 10 · 2016-12-18T02:28:15.417000

R: how to check if there are multiple names with the given id in a dataframe

588 views Asked by lll At 18 December 2016 at 02:28

score 2158 · Answer 11 · 2016-12-20T01:33:00.807000

Reading specific data from a text file C#

2.1k views Asked by Noah Linton At 20 December 2016 at 01:33

score 146 · Answer 12 · 2016-12-25T04:17:10.567000

R data manipulation. Finding a column value and manipulating

146 views Asked by Nagarjun Srinivas At 25 December 2016 at 04:17

score 300 · Answer 13 · 2016-12-29T16:19:01.310000

R : Mapping mutually exclusive columns to a single column

300 views Asked by Ankit At 29 December 2016 at 16:19

score 668 · Answer 14 · 2016-12-21T12:55:12.670000

Subtracting one data frame column from another in R

668 views Asked by LenaLD At 21 December 2016 at 12:55

score 156 · Answer 15 · 2017-01-03T22:16:50.960000

change information every 14 rows python

156 views Asked by thiagorls At 03 January 2017 at 22:16

score 2366 · Answer 16 · 2017-01-03T15:19:53.910000

Recode variable with car - unexpectedly variable (.x value) treated as NA

2.3k views Asked by Rieke At 03 January 2017 at 15:19

score 1069 · Answer 17 · 2017-01-03T15:53:25.337000

reindex and padding R dataframe

1k views Asked by user7370159 At 03 January 2017 at 15:53

score 982 · Answer 18 · 2017-01-04T14:45:33.827000

Methods to Find 'Best' Cut-Off Point for a Continuous Target Variable

982 views Asked by TravisLong At 04 January 2017 at 14:45

score 556 · Answer 19 · 2017-01-05T20:49:05.767000

Assign values conditionally in R

556 views Asked by Ryan Tao At 05 January 2017 at 20:49

score 1203 · Answer 20 · 2017-01-04T22:17:55.823000

What's the fastest way to remove characters from an alpha-numeric string?

1.2k views Asked by Uchiha Itachi At 04 January 2017 at 22:17

TechQA.

List Question

Extract letters from a string in R

Create new binary variables from single string of levels recorded for each observation

Applying a function recursively over a list

Subsetting a data frame for all the unique values of a row

R: reading in a .csv turns all "" (blank spaces) to NA

replace na values in full dataset using r

R - Add row index to a data frame but handle ties with minimum rank

Comp. Efficent way of resetting sequence if condition met ( R )

pandas data transformation long-wide-long

R: how to check if there are multiple names with the given id in a dataframe

Reading specific data from a text file C#

R data manipulation. Finding a column value and manipulating

R : Mapping mutually exclusive columns to a single column

Subtracting one data frame column from another in R

change information every 14 rows python

Recode variable with car - unexpectedly variable (.x value) treated as NA

reindex and padding R dataframe

Methods to Find 'Best' Cut-Off Point for a Continuous Target Variable

Assign values conditionally in R

What's the fastest way to remove characters from an alpha-numeric string?

Popular Questions

Popular Tags

Trending Questions