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Quick Way to Implement Dictionary in C
...e that if the hashes of two strings collide, it may lead to an O(n) lookup time. You can reduce the likelihood of collisions by increasing the value of HASHSIZE. For a complete discussion of the data structure, please consult the book.
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How to convert a char to a String?
...de(Mode.Throughput)
@Fork(1)
@State(Scope.Thread)
@Warmup(iterations = 10, time = 1, batchSize = 1000, timeUnit = TimeUnit.SECONDS)
@Measurement(iterations = 10, time = 1, batchSize = 1000, timeUnit = TimeUnit.SECONDS)
public class CharToStringConversion {
private char c = 'c';
@Benchmark
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`date` command on OS X doesn't have ISO 8601 `-I` option?
In a Bash script, I want to print the current datetime in ISO 8601 format (preferably UTC), and it seems that this should be as simple as date -I :
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scala vs java, performance and memory? [closed]
...rmance, but it depends on the specifics.)
I should add that per amount of time spent programming, my Scala code is usually faster than my Java code since in Scala I can get the tedious not-performance-critical parts done with less effort, and spend more of my attention optimizing the algorithms and...
How to render a DateTime object in a Twig template
One of my fields in one of my entities is a "datetime" variable.
9 Answers
9
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Accessing items in an collections.OrderedDict by index
...()))
('foo', 'one')
>>> next(iter(d.values()))
'one'
(The first time you say "next()", it really means "first.")
In my informal test, next(iter(d.items())) with a small OrderedDict is only a tiny bit faster than items()[0]. With an OrderedDict of 10,000 entries, next(iter(d.items())) wa...
Negative weights using Dijkstra's Algorithm
...ights but without negative cycles.
However, in this case, the asymptotic time bound of dijkstra for graphs without negative cycles is lost. This is because a previously settled node can be reinserted into the heap when a better distance is found due to negative weights. This property is called lab...
Running Python code in Vim
I am writing Python code using Vim, and every time I want to run my code, I type this inside Vim:
20 Answers
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How do you count the lines of code in a Visual Studio solution?
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(The only time I've ever been asked to supply line counts was when upper management was figuring out how much time it would take to migrate all our products overseas so they could shut down our domestic site.)
– G...
Regex to replace multiple spaces with a single space
...le the first is replacing any space with a space as well. Whether this is time saved during the search or the actual replace, I don't know.
– Maloric
Aug 16 '16 at 11:27
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