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Fastest way to list all primes below N

...tmp) )//const del_mult(tmptk[off], start, prime) # now we go back to top tk1, so we need to increase pos by 1 pos += 1 cpos = const * pos # 30k + 1 if tk1[pos]: prime = cpos + 1 p.append(prime) lastadded = 1 ...
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SQLAlchemy default DateTime

...key=True) created_date = Column(DateTime, default=datetime.datetime.utcnow) share | improve this answer | follow | ...
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Sending multipart/formdata with jQuery.ajax

...)[0].files, function(i, file) { data.append('file-'+i, file); }); So now you have a FormData object, ready to be sent along with the XMLHttpRequest. jQuery.ajax({ url: 'php/upload.php', data: data, cache: false, contentType: false, processData: false, method: 'POST', ...
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Mathematical functions in Swift

... @noilly: kinda late now, you have to set the file type to iOS in the Playground's file properties (Cmd-Opt-0), or import UIKit instead, per above comment – Chris Conover Sep 29 '14 at 21:35 ...
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JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object

... packages jdk-7u79-solaris-sparcv9.tar.Z and jdk-7u79-solaris-sparc.tar.Z. Now it looks like it is working. Ty. – Alex Pi Apr 1 '16 at 16:18  |  ...
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Can I use multiple versions of jQuery on the same page?

... -- $ and jQuery belong to versionX. You call your "jquery.versionY.js" -- now $ and jQuery belong to versionY, plus _$ and _jQuery belong to versionX. my_jQuery = jQuery.noConflict(true); -- now $ and jQuery belong to versionX, _$ and _jQuery are probably null, and my_jQuery is versionY. ...
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Where should signal handlers live in a django project?

... Thanks for that - good to know. I'm logging all logins using this method (recording IP / user agent), and haven't had any duplicates so far - although that doesn't mean a small change down the line won't cause a problem! – Hugo Ro...
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php stdClass to array

... Great. Now works for stdClass objects that contain stdClass objects :) – Vlad Preda Sep 2 '13 at 15:56 add ...
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What would a “frozen dict” be?

...to want such a type is when memoizing function calls for functions with unknown arguments. The most common solution to store a hashable equivalent of a dict (where the values are hashable) is something like tuple(sorted(kwargs.iteritems())). This depends on the sorting not being a bit insane. Pyth...
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MemoryCache does not obey memory limits in configuration

... this._idx ^= 1; this._cacheSizeSampleTimes[this._idx] = DateTime.UtcNow; this._cacheSizeSamples[this._idx] = ref2.ApproximateSize; IMemoryCacheManager manager = s_memoryCacheManager; if (manager != null) { manager.UpdateCacheSize(this._cacheSizeSamples[this._idx], this._...