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How do I time a method's execution in Java?
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1243
There is always the old-fashioned way:
long startTime = System.nanoTime();
methodToTime();
long...
Call Go functions from C
...ich
// we supplied as "Callbacks rock!".
fmt.Printf("%s: %d / %d (%3.2f%%)\n", userdata.(string), current, total, fc / ft)
return 0
}
This all looks a lot more complicated than it is. The call order has not changed as opposed to our previous example, but we get two extra calls at the e...
When to use reinterpret_cast?
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edited Aug 30 '19 at 8:57
leiyc
86555 silver badges1919 bronze badges
answered Feb 21 '09...
Resolve build errors due to circular dependency amongst classes
...knows about upfront - pointers and references, for example, will always be 32 or 64 bits (depending on the architecture) and so if you replaced (either one) by a pointer or reference, things would be great. Let's say we replace in A:
// file: A.h
class A {
// both these are fine, so are various c...
How can you iterate over the elements of an std::tuple?
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edited Feb 13 '12 at 18:51
ildjarn
58.9k88 gold badges113113 silver badges199199 bronze badges
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Cartesian product of x and y array points into single array of 2D points
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13 Answers
13
Active
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Node.js Mongoose.js string to ObjectId function
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433
You can do it like so:
var mongoose = require('mongoose');
var id = mongoose.Types.ObjectId('4...
Liquibase lock - reasons?
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edited Jun 16 at 19:33
aarowman
5966 bronze badges
answered Sep 29 '13 at 18:20
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How can I convert comma separated string into a List
...inkenlight
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