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Android - custom UI with custom attributes
...es or attributes to newly created UI elements (I mean not inherited, but brand new to define some specific behavior I am not able to handle with default propertis or attributes)
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Pass a data.frame column name to a function
I'm trying to write a function to accept a data.frame ( x ) and a column from it. The function performs some calculations on x and later returns another data.frame. I'm stuck on the best-practices method to pass the column name to the function.
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OO Design in Rails: Where to put stuff
I'm really enjoying Rails (even though I'm generally RESTless), and I enjoy Ruby being very OO. Still, the tendency to make huge ActiveRecord subclasses and huge controllers is quite natural (even if you do use a controller per resource). If you were to create deeper object worlds, where would you p...
Prevent redirection of Xmlhttprequest
...s when sending XMLHttpRequest-s (i.e. to get the redirect status code back and handle it myself)?
4 Answers
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Regex for splitting a string using space when not surrounded by single or double quotes
I'm new to regular expressions and would appreciate your help. I'm trying to put together an expression that will split the example string using all spaces that are not surrounded by single or double quotes. My last attempt looks like this: (?!") and isn't quite working. It's splitting on the spa...
Connecting to TCP Socket from browser using javascript
I have a vb.net application that opens a socket and listens on it.
6 Answers
6
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SQL selecting rows by most recent date
Using the following query and results, I'm looking for the most recent entry where the ChargeId and ChargeType are unique.
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How do you execute an arbitrary native command from a string?
...cenario: Write a function that accepts a string to be run as a native command.
4 Answers
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How to add text to request body in RestSharp
... a web service. So far everything's gone very well (cheers to John Sheehan and all contributors!) but I've run into a snag. Say I want to insert XML into the body of my RestRequest in its already serialized form (i.e., as a string). Is there an easy way to do this? It appears the .AddBody() function...
How can I create a correlation matrix in R?
...correlation. So, the number of rows must be the same between your matrix x and matrix y. Ex.:
set.seed(1)
x <- matrix(rnorm(20), nrow=5, ncol=4)
y <- matrix(rnorm(15), nrow=5, ncol=3)
COR <- cor(x,y)
COR
image(x=seq(dim(x)[2]), y=seq(dim(y)[2]), z=COR, xlab="x column", ylab="y column")
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