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Where does Scala look for implicits?
... scope of an argument's type (2.9.1)
Implicit scope of type arguments (2.8.0)
Outer objects for nested types
Other dimensions
Let's give some examples for them:
Implicits Defined in Current Scope
implicit val n: Int = 5
def add(x: Int)(implicit y: Int) = x + y
add(5) // takes n from the current...
How to iterate over values of an Enum having flags?
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edited Nov 13 '10 at 6:33
answered Nov 13 '10 at 6:26
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MySQL offset infinite rows
...ows from the 96th row
to the last:
SELECT * FROM tbl LIMIT 95, 18446744073709551615;
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What are the best practices for catching and re-throwing exceptions?
...$e) {
throw new Exception("Could not perform copy operation.", 0, $e);
}
}
}
This case is similar to the above (and the example probably not the best one could come up with), but it illustrates the point of providing more context: if an exception is thrown, it tells us that...
Hidden Features of C++? [closed]
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308
votes
Most C++ programmers are familiar with the ternary operator:
x = (y < 0)...
MD5 algorithm in Objective-C
... // This is the md5 call
return [NSString stringWithFormat:
@"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
result[0], result[1], result[2], result[3],
result[4], result[5], result[6], result[7],
result[8], result[9], result[10], result[11],
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Using SSH keys inside docker container
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30 Answers
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what exactly is device pixel ratio?
...solution is double the logical linear resolution.
Physical resolution: 960 x 640
Logical resolution: 480 x 320
The formula is:
Where:
is the physical linear resolution
and:
is the logical linear resolution
Other devices report different device pixel ratios, including non-integer ones. ...
What do I use for a max-heap implementation in Python?
... way is to invert the value of the keys and use heapq. For example, turn 1000.0 into -1000.0 and 5.0 into -5.0.
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