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What is the best method of handling currency/money?
... price, use:
number_to_currency(price, :unit => "€")
#=> €1,234.01
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Can an AJAX response set a cookie?
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answered Jul 27 '10 at 4:46
this. __curious_geekthis. __curious_geek
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How to read environment variables in Scala
...2.9 you can use sys.env for the same effect:
scala> sys.env("HOME")
res0: String = /home/paradigmatic
I think is nice to use the Scala API instead of Java. There are currently several project to compile Scala to other platforms than JVM (.NET, javascript, native, etc.) Reducing the dependencie...
How to force R to use a specified factor level as reference in a regression?
... the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b in DF by use of th...
Is sizeof(bool) defined in the C++ language standard?
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edited Jan 31 '19 at 0:15
answered Feb 4 '11 at 12:16
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Remove data.frame row names when using xtable
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% 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 & 2.94 \\
0.00 & 6.00 & 19.12 & 11...
C++ unordered_map using a custom class type as the key
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To be able to use std::unordered_map (or one of the other unordered associative containers) with...
Disable IPython Exit Confirmation
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If you also want Ctrl-D to exit without confirmation, in IPython 0.11, add c.TerminalInteractiveShell.confirm_exit = False to your config file *.
If you don't have a config file yet, run ipython profile create to create one.
Note this ticket if you're working within the Django shell.
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WPF Application that only has a tray icon
...package)
http://visualstudiogallery.msdn.microsoft.com/aacbc77c-4ef6-456f-80b7-1f157c2909f7/
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Why does String.split need pipe delimiter to be escaped?
...Louis WassermanLouis Wasserman
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