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Simple Pivot Table to Count Unique Values
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– Alberto De Caro
May 11 '15 at 11:49
Any idea on how to extend this to a situation with three columns?
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First-time database design: am I overengineering? [closed]
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42
Some more answers to your questions:
1) You're pretty much on target for someone who is approa...
How to place div side by side
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answered Apr 14 '10 at 13:37
CrozinCrozin
40.5k1111 gold badges8181 silver badges129129 bronze badges
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How to use 'cp' command to exclude a specific directory?
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742
rsync is fast and easy:
rsync -av --progress sourcefolder /destinationfolder --exclude thefold...
Print content of JavaScript object? [duplicate]
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edited Oct 26 '09 at 14:56
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
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How to set warning level in CMake?
... do something similar to this:
if(MSVC)
# Force to always compile with W4
if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
endif()
elseif(CMAKE_COMPILER_IS_GNUCC OR C...
How to find and return a duplicate value in array
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254
a = ["A", "B", "C", "B", "A"]
a.detect{ |e| a.count(e) > 1 }
I know this isn't very elega...
How can I convert ereg expressions to preg in PHP?
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4 Answers
4
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How to avoid the need to specify the WSDL location in a CXF or JAX-WS generated webservice client?
... WSDL_LOCATION = url;
}
Note that this only works with version 2.4.1 or newer of the cxf-codegen-plugin.
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When should I use a struct instead of a class?
...Choosing Between Classes and Structures.
Basically, that page gives you a 4-item checklist and says to use a class unless your type meets all of the criteria.
Do not define a structure unless the
type has all of the following
characteristics:
It logically represents a single valu...