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Scala: What is the difference between Traversable and Iterable traits in Scala collections?
...ooked at this question but still don't understand the difference between Iterable and Traversable traits. Can someone explain ?
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Null or default comparison of generic argument in C#
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To avoid boxing, the best way to compare generics for equality is with EqualityComparer<T>.Default. This respects IEquatable<T> (without boxing) as well as object.Equals, and handles all the Nullable<T> "lifted" nuances. Hence:
if(EqualityComparer<T>.Default....
How do you echo a 4-digit Unicode character in Bash?
...ES' (U+2620)), but I can't figure out the magic incantation to make echo spit it, or any other, 4-digit Unicode character. Two-digit one's are easy. For example, echo -e "\x55", .
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JavaScript to scroll long page to DIV
I have a link on a long HTML page. When I click it, I wish a div on another part of the page to be visible in the window by scrolling into view.
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How do I expire a PHP session after 30 minutes?
I need to keep a session alive for 30 minutes and then destroy it.
15 Answers
15
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What is the difference between Numpy's array() and asarray() functions?
...d to this one which ask about asanyarray or other array creation routines, it's probably worth having a brief summary of what each of them does.
The differences are mainly about when to return the input unchanged, as opposed to making a new array as a copy.
array offers a wide variety of options (...
How could I convert data from string to long in c#
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This answer no longer works, and I cannot come up with anything better then the other answers (see below) listed here. Please review and up-vote them.
Convert.ToInt64("1100.25")
Method signature from MSDN:
public static long ToInt64(
string value
)
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In-Place Radix Sort
This is a long text. Please bear with me. Boiled down, the question is: Is there a workable in-place radix sort algorithm ?
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C programming in Visual Studio
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Short answer: Yes, you need to rename .cpp files to c, so you can write C:
https://msdn.microsoft.com/en-us/library/bb384838.aspx?f=255&MSPPError=-2147217396
From the link above:
By default, the Visual C++ compiler treats all files that end in .c as C source code, and all files that ...
SQL Server: Get table primary key using sql query [duplicate]
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edited Feb 1 '17 at 14:57
JodyT
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