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Convert data.frame column format from character to factor
...anted to change many but not all. E.g., col_nums <- c(1, 6, 7:9, 21:23, 27:28, 30:31, 39, 49:55, 57) then df[,col_nums] <- lapply(df[,col_nums] , factor).
– WGray
Aug 8 '14 at 17:17
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Select a Dictionary with LINQ
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abatishchev
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answered Mar 6 '09 at 0:30
alberteinalbertein...
HTML span align center not working?
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Sebastian Palma
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answered Apr 6 '17 at 9:30
nhazeannhazean
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What is a reasonable length limit on person “Name” fields?
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answered Aug 27 '08 at 15:49
Ian NelsonIan Nelson
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Disable all gcc warnings
...u003cpath fill-rule=\"evenodd\" clip-rule=\"evenodd\" d=\"M25.6622 17.6335C27.8049 17.6335 29.3739 16.9402 30.2537 15.6379C30.8468 14.7755 30.9615 13.5579 30.9615 11.9512V6.59049C30.9615 5.28821 30.4833 4.66231 29.4502 4.66231C28.9913 4.66231 28.4555 4.94978 28.1109 5.50789C27.499 4.86533 26.7335 4....
How to read and write INI file with Python3?
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edited Nov 27 '19 at 17:28
answered Apr 6 '15 at 20:55
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Can dplyr package be used for conditional mutating?
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answered Jun 27 '14 at 19:59
G. GrothendieckG. Grothendieck
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SELECT DISTINCT on one column
...re of a sub query with partition by inside....
– user274294
Jul 24 '19 at 8:24
this is really useful case in any vario...
Difference between Groovy Binary and Source release?
...ation.
– charlie_pl
Oct 23 '17 at 7:27
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css - position div to bottom of containing div
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– nagy.zsolt.hun
Mar 12 '13 at 10:27
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absolute searches for the nearest relative parent. By d...