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ICollection Vs List in Entity Framework
...d be a HashSet<T>, for example. (This is a mindset you could use for more than just Entity Framework, by the way. A good object-oriented practice is to program towards the interface and not the implementation. Implementations can and will change.)
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What does it mean to hydrate an object?
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With respect to the more generic term hydrate
Hydrating an object is taking an object that exists in memory, that doesn't yet contain any domain data ("real" data), and then populating it with domain data (such as from a database, from the netw...
Advantage of switch over if-else statement
...d the difficulty of generating switch case chains, that mapping may become more important. (and yes, ancient comment, but the web is forever, or at least until next tuesday)
– Yakk - Adam Nevraumont
Apr 25 '13 at 15:32
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Scala list concatenation, ::: vs ++
... it good that one has both List idiomatic operations (like :: and :::) and more general operation that are common to other collections. I wouldn't drop either operation from the language.
– Giorgio
Oct 29 '12 at 11:00
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Should functions return null or an empty object?
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What does android:layout_weight mean?
I don't understand how to use this attribute. Can anyone tell me more about it?
13 Answers
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Split Java String by New Line
...y '\n'; its Views completely ignore '\r'. But if you're going to look for more than one kind of separator, you might as well look for all three: "\r?\n|\r".
– Alan Moore
Jan 18 '09 at 18:02
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PHP Function with Optional Parameters
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There is more that can be done that just the "use an array" suggestion - take a look at Walf's answer to a similar question and the more in-depth example in the same thread
– DJDave
Mar 16 '16 at...
Random number generation in C++11: how to generate, how does it work? [closed]
...action would be to take rand() % 3. But wait, the remainders 0 and 1 occur more often than the remainder 2, so this isn't correct!
This is why we need proper distributions, which take a source of uniform random integers and turn them into our desired distribution, like Uniform[0,2] in the example. ...