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Ruby on Rails: Where to define global constants?
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If your model is really "responsible" for the constants you should stick them there. You can create class methods to access them without creating a new object instance:
class Card < ActiveRecord::Base
def self.colours
['white', 'blue']
end
end
# accessible like this
Card.colours
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SVN: Ignore some directories recursively
...s of subversion 1.8, there is now the svn:global-ignores property which works like svn:ignore but recursively (so set this on your top-level directory)
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Division of integers in Java [duplicate]
This is a basic question but I can't find an answer. I've looked into floating point arithmetic and a few other topics but nothing has seemed to address this. I'm sure I just have the wrong terminology.
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How to hide only the Close (x) button?
...lose (X) button, but I cannot use
ControlBox = false , because I need to keep the Minimize and Maximize buttons.
7 Answer...
Changing the selected option of an HTML Select element
...ct> with three <option> elements. I want to use jQuery to check each option's value against a Javascript var . If one matches, I want to set the selected attribute of that option. How would I do that?
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Percentage width child element in absolutely positioned parent on Internet Explorer 7
...r 7, the parent div needs a defined width for child percentage divs to work correctly.
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how to programmatically fake a touch event to a UIButton?
...mportant that I get as high up the UI chain as possible. So, what I'd like to do is programmatically trigger a button-press, as if the user had pressed the button in the GUI .
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Detect the Enter key in a text input field
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$(".input1").on('keyup', function (e) {
if (e.key === 'Enter' || e.keyCode === 13) {
// Do something
}
});
// e.key is the modern way of detecting keys
// e.keyCode is deprecated (left here for for legacy browsers support)
//...
Java, Simplified check if int array contains int
Basically my mate has been saying that I could make my code shorter by using a different way of checking if an int array contains an int, although he won't tell me what it is :P.
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Add new column with foreign key constraint in one command
I am trying to add a new column that will be a foreign key. I have been able to add the column and the foreign key constraint using two separate ALTER TABLE commands:
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