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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
I see this a lot in tutorials, with navigation properties as ICollection<T> .
9 Answers
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Create a custom View by inflating a layout?
...ributes passed in from the XML. You can then pass that attribute to your title TextView.
http://developer.android.com/guide/topics/ui/custom-components.html
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Difference between @import and link in CSS
...and all sorts of combinations of them) called "don’t use @import". That title pretty much speaks for itself.
Yahoo! also mentions it as one of their performance best practices (co-authored by Steve Souders): Choose <link> over @import
Also, using the <link> tag allows you to define "...
How to disable a link using only CSS?
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The answer is already in the comments of the question. For more visibility, I am copying this solution here:
.not-active {
pointer-events: none;
cursor: default;
text-decoration: none;
color: black;
}
<a href="link.html" class="not-active">Link</a>
For brows...
How to empty a Heroku database
...ABASE_URL:
$ heroku pg:reset DATABASE_URL
Now to recreate the database with nothing in it:
$ heroku run rake db:migrate
To populate the database with your seed data:
$ heroku run rake db:seed
---OR---
You can combine the last two (migrate & seed) into one action by executing this:
$...
Meaning of = delete after function declaration
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Deleting a function is a C++11 feature:
The common idiom of "prohibiting copying" can now be expressed
directly:
class X {
// ...
X& operator=(const X&) = delete; // Disallow copying
X(const X&) = delete;
};
[...]
The "delete" mechanism can be used for ...
Jquery bind double click and single click separately
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I found that John Strickler's answer did not quite do what I was expecting. Once the alert is triggered by a second click within the two-second window, every subsequent click triggers another alert until you wait two seconds before clicking again. So with John's code, a...
can we use xpath with BeautifulSoup?
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Nope, BeautifulSoup, by itself, does not support XPath expressions.
An alternative library, lxml, does support XPath 1.0. It has a BeautifulSoup compatible mode where it'll try and parse broken HTML the way Soup does. However, the default lxml HTML...
Android Studio - How to increase Allocated Heap Size
...een using Android Studio for 3 months now and one of the apps I started on it has become fairly large. The memory usage indicated at the bottom right of the program says my allocated heap is maxed at 494M.
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How to check if APK is signed or “debug build”?
As far as I know, in android "release build" is signed APK. How to check it from code or does Eclipse has some kinda of secret defines?
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