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What does @@variable mean in Ruby?
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A variable prefixed with @ is an instance variable, while one prefixed with @@ is a class varia...
AngularJS validation with no enclosing
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You may use the ng-form angular directive (see docs here) to group anything, even outside a html...
Can I change the root EBS device of my amazon EC2 instance?
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edited Apr 24 '17 at 18:52
cfstras
84955 silver badges1818 bronze badges
answered Jun 16 '...
relative path in require_once doesn't work
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4 Answers
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Deprecation warning when using has_many :through :uniq in Rails 4
Rails 4 has introduced a deprecation warning when using :uniq => true with has_many :through. For example:
2 Answers
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Call to getLayoutInflater() in places not in activity
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You can use this outside activities - all you need is to provide a Context:
LayoutInflater in...
Is it a good idea to index datetime field in mysql?
...lication I will have many rows for example I currently have one table with 4 million records. Most of my queries use datetime clause to select data. Is it a good idea to index datetime fields in mysql database?
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Using jQuery how to get click coordinates on the target element
...thanks.
– toto_tico
Jan 18 '13 at 1:49
Thanks, because I personally confused with offset() and position(), for anyone ...
Rails detect if request was AJAX
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You can check for a header[X-Requested-With] to see if it is an AJAX request. Here is a good ar...