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Observer Design Pattern vs “Listeners”
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Whether the term "listener" refers to the Observer pattern or not will depend upon the context. ...
Twitter Bootstrap: Text in navbar
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edited Jun 29 '14 at 2:50
Kermit
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Adding onClick event dynamically using jQuery
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215
You can use the click event and call your function or move your logic into the handler:
$("#bf...
Center a DIV horizontally and vertically [duplicate]
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161
After trying a lot of things I find a way that works. I share it here if it is useful to anyon...
Can an input field have two labels?
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160
I assume this question is about HTML forms. From the specification:
The LABEL element may ...
Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...line to your Post model, after specifying has_attached_file :image
Option 1: Validate content type
validates_attachment_content_type :image, :content_type => ["image/jpg", "image/jpeg", "image/png", "image/gif"]
-OR- another way
validates_attachment :image, content_type: { content_type: ["im...
How to sort List of objects by some property
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12 Answers
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Find unmerged Git branches?
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edited Jan 9 '15 at 20:05
answered Sep 5 '12 at 6:57
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How do you create optional arguments in php?
...s (=) sign in your definition of the parameters:
function dosomething($var1, $var2, $var3 = 'somevalue'){
// Rest of function here...
}
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