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Find the day of a week
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305
df = data.frame(date=c("2012-02-01", "2012-02-01", "2012-02-02"))
df$day <- weekdays(as.Dat...
How to use double or single brackets, parentheses, curly braces
...cle... Two examples of sequence literals: echo {01..12} -> 01 02 03 04 05 06 07 08 09 10 11 12 (note the initial zero); echo {C..Q} -> C D E F G H I J K L M N O P Q. Its main use is in loops, e.g., for cnt in {01..12} ; do ... ${cnt} ... ; done
– gboffi
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How to check for changes on remote (origin) Git repository?
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answered Mar 25 '10 at 10:05
jagjag
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Round a Floating Point Number Down to the Nearest Integer?
... than 1
– Helin Wang
Nov 8 '13 at 0:05
39
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How to write a UTF-8 file with Java?
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edited Apr 21 '18 at 4:05
Neuron
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answered Jun...
How to search all loaded scripts in Chrome Developer Tools?
...h.
– Highway of Life
Nov 8 '13 at 0:05
22
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Unrecognized SSL message, plaintext connection? Exception
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edited Aug 6 '16 at 1:05
Marquis of Lorne
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Escape double quote character in XML
...ML.
– Stefan Steiger
Dec 8 '17 at 8:05
While that's a valid point, most modern XML parsers I've worked with are accept...
MySQL show status - active or total connections?
... | Sleep | 208 | | NULL |
| 6 | root | localhost:61705 | webapp | Sleep | 208 | | NULL |
| 7 | root | localhost:61706 | webapp | Sleep | 208 | | NULL |
+----+------+-----------------+--------+---------+------+-------+---------------...
What does the plus sign do in '+new Date'
... JavaScript date can be written as a string:
Thu Sep 10 2015 12:02:54 GMT+0530 (IST)
or as a number:
1441866774938
Dates written as numbers, specifies the number of milliseconds since January 1, 1970, 00:00:00.
Coming to your question it seams that by adding '+' after assignment operator '=' , ...