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Are HLists nothing more than a convoluted way of writing tuples?
...// Inferred type is List[Int]
val t2 = (23, ((true, 2.0, "foo"), "bar"), (13, false))
val f2 = flatten(t2)
val t2b = f2.tupled
// Inferred type of t2b is (Int, Boolean, Double, String, String, Int, Boolean)
Without using HLists (or something equivalent) to abstract over the arity of the tuple arg...
Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
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answered Jan 13 '10 at 17:30
Eric LippertEric Lippert
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What is the canonical way to check for errors using the CUDA runtime API?
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answered Dec 9 '13 at 18:58
einpoklumeinpoklum
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How to add percent sign to NSString
...lmouviciel
61.1k1010 gold badges100100 silver badges133133 bronze badges
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lenses, fclabels, data-accessor - which library for structure access and mutation is better
...95 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954 41.5985 10...
How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
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edited Apr 15 '13 at 10:38
answered Apr 14 '13 at 16:22
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Scala: What is a TypeTag and how do I use it?
...95 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954 41.5985 10...
Difference between timestamps with/without time zone in PostgreSQL
...95 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954 41.5985 10...
Multiple INSERT statements vs. single INSERT with multiple VALUES
... 1.098425197 |
| 255 | 408 | 290 | 3552 | 1.137254902 |
+------+----------------+-------------+---------------+---------------+
The cached plan size which had been growing linearly suddenly drops but CompileTime increases 7 fold and CompileMemory shoots up. This is...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
... Henrik
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answered Apr 19 '12 at 10:49
Matt DowleMatt Dowle
54.6k20...