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SQL Switch/Case in 'where' clause
...HERE
@locationID =
CASE @locationType
WHEN 'location' THEN account_location
WHEN 'area' THEN xxx_location_area
WHEN 'division' THEN xxx_location_division
END
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void in C# generics?
...
Rename ThankYou to "KThx", and it's a winner. ^_^ Kthx.Bye;
– LexH
Sep 10 '18 at 21:48
Jus...
Most efficient T-SQL way to pad a varchar on the left to a certain length?
...en for the programmer to make use of it!
– underscore_d
Mar 23 '18 at 14:25
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How do I change selected value of select2 dropdown with JqGrid?
... be called redundantly upon triggered change().
– van_folmert
Feb 22 '16 at 10:37
If this doesn't work correctly add a...
How does the bitwise complement operator (~ tilde) work?
... and Two's Complement. Read about them here. en.wikipedia.org/wiki/Ones%27_complement en.wikipedia.org/wiki/Two%27s_complement
– Sai
Dec 21 '14 at 3:40
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How can one print a size_t variable portably using the printf family?
I have a variable of type size_t , and I want to print it using printf() . What format specifier do I use to print it portably?
...
Encoding URL query parameters in Java
...oded / sub-delims / ":" / "@"
unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
pct-encoded = "%" HEXDIG HEXDIG
sub-delims = "!" / "$" / "&" / "'" / "(" / ")" / "*" / "+" / "," / ";" / "="
It also seems that only percent-encoded spaces are valid, as I doubt that space is an ALPHA or a...
Array initializing in Scala
...ction, you can write
val list = List(1,2,3,4,5)
val arr = Array[Int](list:_*)
println(arr.mkString)
But usually the toArray method is more handy:
val list = List(1,2,3,4,5)
val arr = list.toArray
println(arr.mkString)
s...
qmake: could not find a Qt installation of ''
...e to list qt4 when asked directly.
This made everything better:
export QT_SELECT=qt4
qtchooser then knew to use qmake-qt4, and so on.
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filter for complete cases in data.frame using dplyr (case-wise deletion)
... %>% filter(complete.cases(.))
or this:
library(tidyr)
df %>% drop_na
If you want to filter based on one variable's missingness, use a conditional:
df %>% filter(!is.na(x1))
or
df %>% drop_na(x1)
Other answers indicate that of the solutions above na.omit is much slower but tha...