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Find the day of a week
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df = data.frame(date=c("2012-02-01", "2012-02-01", "2012-02-02"))
df$day <- weekdays(as.Date(df$date))
df
## date day
## 1 2012-02-01 Wednesday
## 2 2012-02-01 Wednesday
## 3 2012-02-02 Thursday
Edit: Just to show another way...
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Label under image in UIButton
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Mar 24 '14 at 22:07
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PHP + MySQL transactions examples
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answered Apr 25 '10 at 12:49
Pascal MARTINPascal MARTIN
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I have 2 dates in PHP, how can I run a foreach loop to go through all of those days?
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$begin->setTime(0,0); $end->setTime(12,0); or initializing with the time of day of the start date as any time later than that of the end date will include the end date in the loop. Not the most stylish fix, but it's the best option as long as there's not a prop...
print call stack in C or C++
...win/Reference/…
– EmeryBerger
Jun 12 '12 at 18:02
9
Windows has CaptureStackBackTrace
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Get a filtered list of files in a directory
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edited Jul 14 at 12:02
Matteo Ragni
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answ...
What do hjust and vjust do when making a plot using ggplot?
...66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954...
Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
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Are you connecting to "localhost" or "127.0.0.1" ? I noticed that when you connect to "localhost" the socket connector is used, but when you connect to "127.0.0.1" the TCP/IP connector is used. You could try using "127.0.0.1" if the socket connector is not enable...
How to deal with page breaks when printing a large HTML table
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12 Answers
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Active
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Should I initialize variable within constructor or outside constructor [duplicate]
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answered Oct 12 '10 at 21:34
sleskesleske
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