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Distinct() with lambda?
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IEnumerable<Customer> filteredList = originalList
.GroupBy(customer => customer.CustomerId)
.Select(group => group.First());
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Difference between style = “position:absolute” and style = “position:relative”
...t;Span3</span>
...then Span2 would overlap the right side of Span1 by 5px. Span1 and Span3 would sit in exactly the same place as they did in the first example, leaving a 5px gap between the right side of Span2 and the left side of Span3.
Hope that clarifies things a bit.
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Accessing members of items in a JSONArray with Java
... we can get id with a sinple getInt like how we get the value of a hashmap by specifying the key, then why do we have to iterate with a for loop? Doesn't iteration with the loop make the id get assigned to int id multiple times?
– Nav
Jun 28 '16 at 10:04
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How do I declare and assign a variable on a single line in SQL
...varchar(max) = 'Man''s best friend';
You will note that the ' is escaped by doubling it to ''.
Since the string delimiter is ' and not ", there is no need to escape ":
DECLARE @var nvarchar(max) = '"My Name is Luca" is a great song';
The second example in the MSDN page on DECLARE shows the cor...
PHP abstract properties
...ce instantiation. Therefore you need to prevent that it gets removed, e.g. by extending the class and replacing the constructor. The final keyword would you allow to do so.
– hakre
Oct 3 '11 at 15:48
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Is Java's assertEquals method reliable?
... object. It is built into the language, and its behavior cannot be changed by different classes. The equals method, on the other hand, can be overridden by classes. While its default behavior (in the Object class) is to do an identity check using the == operator, many classes, including String, over...
Static classes and methods in coffeescript
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You can define class methods by prefixing them with @:
class Box2DUtility
constructor: () ->
@drawWorld: (world, context) -> alert 'World drawn!'
# And then draw your world...
Box2DUtility.drawWorld()
Demo: http://jsfiddle.net/ambiguous/5yP...
How to make vi redraw screen?
... @Geremia Depends on terminal type apparently, ^L is probably more common by far.
– Tim Sylvester
Jan 6 '17 at 19:19
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Why does PHP 5.2+ disallow abstract static class methods?
...back, for good or ill. (see http://php.net/lsb for more info)
CORRECTION (by philfreo)
abstract static is still not allowed in PHP 5.3, LSB is related but different.
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ViewPager PagerAdapter not updating the View
...em all. As so the reload effect is obtained.
The second option, suggested by Alvaro Luis Bustamante (previously alvarolb), is to setTag() method in instantiateItem() when instantiating a new view. Then instead of using notifyDataSetChanged(), you can use findViewWithTag() to find the view you want ...