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How to check if a model has a certain column/attribute?
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209
For a class
Use Class.column_names.include? attr_name where attr_name is the string name of y...
what's the meaning of '=?' in angularJS directive isolate scope declaration?
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limido
32522 silver badges1414 bronze badges
answered Dec 7 '13 at 23:20
Matt ZeunertMatt Zeunert
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How to convert an int array to String with toString method in Java [duplicate]
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291
What you want is the Arrays.toString(int[]) method:
import java.util.Arrays;
int[] array = ne...
Should I use the datetime or timestamp data type in MySQL?
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Fragment Inside Fragment
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284
AFAIK, fragments cannot hold other fragments.
UPDATE
With current versions of the Android ...
Add a CSS border on hover without moving the element [duplicate]
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edited Feb 26 '18 at 21:32
answered Mar 8 '12 at 4:12
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How to detect scroll position of page using jQuery
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325
You can extract the scroll position using jQuery's .scrollTop() method
$(window).scroll(functi...
Convert.ChangeType() fails on Nullable Types
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edited Feb 3 '15 at 13:29
answered Aug 20 '10 at 14:29
L...
How to style the option of an html “select” element?
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216
There are only a few style attributes that can be applied to an <option> element.
This ...