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How to succinctly write a formula with many variables from a data frame?
...er.
y <- c(1,4,6)
d <- data.frame(y = y, x1 = c(4,-1,3), x2 = c(3,9,8), x3 = c(4,-4,-2))
mod <- lm(y ~ ., data = d)
You can also do things like this, to use all variables but one (in this case x3 is excluded):
mod <- lm(y ~ . - x3, data = d)
Technically, . means all variables not a...
Implicit type conversion rules in C++ operators
... as int.
– Martin York
Apr 6 '11 at 8:08
1
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How to handle ListView click in Android
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182
On your list view, use setOnItemClickListener
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click() event is calling twice in jquery
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answered Jul 18 '11 at 11:25
ScottScott
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Windows batch: sleep [duplicate]
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178
You can try
ping -n XXX 127.0.0.1 >nul
where XXX is the number of seconds to wait, plus on...
Celery Received unregistered task of type (run example)
...istry).
– Nick Brady
Sep 30 '16 at 18:21
for --loglevel=DEBUG from my side as well
– Shobi
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How to mock void methods with Mockito
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1185
Take a look at the Mockito API docs. As the linked document mentions (Point # 12) you can use a...
How do I check that a Java String is not all whitespaces?
..., and underscore.
– Rob Raisch
May 28 '11 at 15:30
2
I used your_string.trim().isEmpty() and did ...
jQuery Date Picker - disable past dates
...eluchetti
70.3k2727 gold badges127127 silver badges181181 bronze badges
2
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Xcode “Build and Archive” from command line
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edited Aug 27 '18 at 21:29
mles
3,61577 gold badges3838 silver badges7676 bronze badges
answer...