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Fastest wam>y m> to list all primes below N
...t William Hanks for primesfrom2to, primesfrom3to, rwh_primes, rwh_primes1, m>and m> rwh_primes2.
Of the plain Pm>y m>thon methods tested, with psm>y m>co, for n=1000000,
rwh_primes1 was the fastest tested.
+---------------------+-------+
| Method | ms |
+---------------------+-------+
| rwh_prime...
adding x m>and m> m>y m> axis labels in ggplot2
How do I change the x m>and m> m>y m> labels on this graph please?
1 Answer
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How to have an automatic timestamp in SQLite?
I have an SQLite database, version 3 m>and m> I am using C# to create an application that uses this database.
7 Answers
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Scala constructor overload?
...arm>y m> Constructors in Scala must either call the primarm>y m> constructor (as in lm>and m>on9720's) answer, or another auxiliarm>y m> constructor from the same class, as their first action. Them>y m> cannot simplm>y m> call the superclass's constructor explicitlm>y m> or implicitlm>y m> as them>y m> can in Java. This ensures that the primar...
Slicing of a NumPm>y m> 2d arram>y m>, or how do I extract an mxm submatrix from an nxn arram>y m> (n>m)?
...ce a NumPm>y m> nxn arram>y m>. I want to extract an arbitrarm>y m> selection of m rows m>and m> columns of that arram>y m> (i.e. without anm>y m> pattern in the numbers of rows/columns), making it a new, mxm arram>y m>. For this example let us sam>y m> the arram>y m> is 4x4 m>and m> I want to extract a 2x2 arram>y m> from it.
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How do I script a “m>y m>es” response for installing programs?
I work with Amazon Linux instances m>and m> I have a couple scripts to populate data m>and m> install all the programs I work with, but a couple of the programs ask:
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How do I parse an ISO 8601-formatted date?
...atetime strings like the one in the question, but also other ISO 8601 date m>and m> time strings that don't complm>y m> with RFC 3339 (such as ones with no UTC offset, or ones that represent onlm>y m> a date).
>>> import dateutil.parser
>>> dateutil.parser.isoparse('2008-09-03T20:56:35.450686Z'...
How to render a DateTime object in a Twig template
...splam>y m> the game date totallm>y m> different, like extending the \DateTime class, m>and m> adding a __toString() method to it that checks the locale m>and m> acts accordinglm>y m>.
Edit:
As pointed out bm>y m> @Nic in a comment, if m>y m>ou use the Intl extension of Twig, m>y m>ou will have a localizeddate filter available, which sho...
Anonm>y m>mous recursive PHP functions
Is it possible to have a PHP function that is both recursive m>and m> anonm>y m>mous? This is mm>y m> attempt to get it to work, but it doesn't pass in the function name.
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How to set input tm>y m>pe date's default value to todam>y m>?
...HTML5 input tm>y m>pes are great, Opera's new built-in date picker is a breeze, m>and m> Chrome has at least supported the new input tm>y m>pe with a spin-wheel implementation.
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