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How to have multiple data-bind attributes on one element?
I need to have multiple data bindings on one element. For example, I want a href as well as a html data-binding on one a tag. I have tried this,
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Why does git revert complain about a missing -m option?
So I'm working on a project with other people, and there's multiple github forks being worked on. Someone just made a fix for a problem and I merged with his fork, but then I realized that I could find a better solution. I want to revert the commit I just made. I tried doing this with git revert HE...
Single vs Double quotes (' vs ")
I've always used single quotes when writing my HTML by hand. I work with a lot of rendered HTML which always uses double quotes. This allows me to determine if the HTML was written by hand or generated. Is this a good idea?
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Extension methods cannot be dynamically dispatched
I want to have DropDownListFor in MVC
3 Answers
3
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Finding row index containing maximum value using R
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See ?order. You just need the last index (or first, in decreasing order), so this should do the trick:
order(matrix[,2],decreasing=T)[1]
share
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rails 3 validation on uniqueness on multiple attributes
... I would have written:
validates_uniqueness_of :zipcode, :scope => :recorded_at
In Rails 3:
validates :zipcode, :uniqueness => {:scope => :recorded_at}
For multiple attributes:
validates :zipcode, :uniqueness => {:scope => [:recorded_at, :something_else]}
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Accessing nested JavaScript objects and arays by string path
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I just made this based on some similar code I already had, it appears to work:
Object.byString = function(o, s) {
s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
s = s.replace(/^\./, ''); // strip a leading dot
var a = s.split('.');
for (var i = 0, n ...
reading from app.config file
I am trying to read StartingMonthColumn and CategoryHeadingColumn
from the below app.config file using the code
8 Answers
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Create array of symbols
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The original answer was written back in September '11, but, starting from Ruby 2.0, there is a shorter way to create an array of symbols! This literal:
%i[address city state postal country]
will do exactly what you want.
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How to convert string into float in JavaScript?
... What about where you have a comma used as a thousand seperator? E.g. 1234 written as 1,234
– Chris B
Jun 26 '09 at 10:33
6
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