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What is the fastest factorial function in JavaScript? [closed]
...on that uses big numbers to get exact result with memoization and cache as comparison
var f = [new BigNumber("1"), new BigNumber("1")];
var i = 2;
function factorial(n)
{
if (typeof f[n] != 'undefined')
return f[n];
var result = f[i-1];
for (; i <= n; i++)
f[i] = result = result.m...
How to get the number of Characters in a String?
...", len("世界"), utf8.RuneCountInString("世界"))
}
Phrozen adds in the comments:
Actually you can do len() over runes by just type casting.
len([]rune("世界")) will print 2. At leats in Go 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 2492...
How do you get a string from a MemoryStream?
...
This decision was mitigated later on: msdn.microsoft.com/en-us/library/…
– Mark Sowul
Feb 3 '16 at 20:13
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creating a strikethrough text?
... a set of flags with only the
strikethrough flag enabled.
Edit from Comment by Ε Г И І И О :
For any one wanting to remove this flag, this is how:
someTextView.setPaintFlags(someTextView.getPaintFlags() & (~Paint.STRIKE_THRU_TEXT_FLAG));
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How to avoid scientific notation for large numbers in JavaScript?
...vaScript converts a large INT to scientific notation when the number becomes large. How can I prevent this from happening?
...
What is the difference between GitHub and gist?
... However, everything is driven by git revision control, so gists also have complete revision histories.
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Merge, update, and pull Git branches without using checkouts
...feature checked out:
git fetch upstream master:master
This use-case is so common, that you'll probably want to make an alias for it in your git configuration file, like this one:
[alias]
sync = !sh -c 'git checkout --quiet HEAD; git fetch upstream master:master; git checkout --quiet -'
What th...
Fluent and Query Expression — Is there any benefit(s) of one over other?
...s me tons of time, and lines of code. However, the fluent syntax seems to come much more natural to me than the query expression syntax.
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how to show lines in common (reverse diff)?
I have a series of text files for which I'd like to know the lines in common rather than the lines which are different between them. Command line unix or windows is fine.
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Mercurial undo last commit
How can I undo my last accidentally commited (not pushed) change in Mercurial?
7 Answers
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