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Proper usage of Optional.ifPresent()
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jwismar
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answered Jun 15 '14 at 9:41
JB NizetJB Nizet
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Remove data.frame row names when using xtable
...; print(xtable(res), include.rownames=FALSE)
% latex table generated in R 2.12.2 by xtable 1.5-6 package
% Fri Mar 25 10:06:08 2011
\begin{table}[ht]
\begin{center}
\begin{tabular}{rrrrr}
\hline
am & cyl & mpg & hp & wt \\
\hline
0.00 & 4.00 & 22.90 & 84.67 & 2....
How to change the order of DataFrame columns?
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Timeout command on Mac OS X?
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kvzkvz
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Is python's sorted() function guaranteed to be stable?
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129
Yes, the intention of the manual is indeed to guarantee that sorted is stable and indeed that i...
Are Duplicate HTTP Response Headers acceptable?
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2 Answers
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Active
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How to convert ActiveRecord results into an array of hashes
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212
as_json
You should use as_json method which converts ActiveRecord objects to Ruby Hashes desp...
Rails mapping array of hashes onto single hash
...omplish what you want.
input = [{"testPARAM1"=>"testVAL1"}, {"testPARAM2"=>"testVAL2"}]
input.reduce({}, :merge)
is {"testPARAM2"=>"testVAL2", "testPARAM1"=>"testVAL1"}
Reducing an array sort of like sticking a method call between each element of it.
For example [1, 2, 3].reduce(0...
How to catch SQLServer timeout exceptions
...check for a timeout, I believe you check the value of ex.Number. If it is -2, then you have a timeout situation.
-2 is the error code for timeout, returned from DBNETLIB, the MDAC driver for SQL Server. This can be seen by downloading Reflector, and looking under System.Data.SqlClient.TdsEnums for ...
How do I flag a method as deprecated in Objective-C 2.0?
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edited Oct 29 '13 at 11:16
answered Oct 11 '10 at 18:02
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