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Fast way of counting non-zero bits in positive integer

... I tried adapting Óscar's and Adam's solutions to process the integer in 64-bit and 32-bit chunks, respectively. Both were at least ten times slower than bin(n).count("1") (the 32-bit version took about half again as much time). On the other hand, gmpy popcount() took about 1/20th of the time of b...
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Wildcards in a Windows hosts file

... 435 Acrylic DNS Proxy (free, open source) does the job. It creates a proxy DNS server (on your own...
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Remove CSS class from element with JavaScript (no jQuery) [duplicate]

... dota2pro 4,22533 gold badges1818 silver badges4444 bronze badges answered Jan 28 '10 at 16:29 Paul RougetPaul ...
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Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?

...s. – Joe Schneider Oct 30 '08 at 15:41 1 Actually HotSpot isn't a JIT. JIT implies that compilati...
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How do I debug Node.js applications?

... 14 Wish node-inspector was active. The profiling component needs to get some love. – Jonathan Dumaine De...
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Cron job every three days

... that? If you want it to run on specific days of the month, like the 1st, 4th, 7th, etc... then you can just have a conditional in your script that checks for the current day of the month. if (((date('j') - 1) % 3)) exit(); or, as @mario points out, you can use date('k') to get the day of the...
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Differences in string compare methods in C#

... Vadim Ovchinnikov 9,91644 gold badges3939 silver badges6969 bronze badges answered Sep 4 '08 at 18:17 Lasse V. KarlsenLasse ...
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Selenium: FirefoxProfile exception Can't load the profile

... am getting this error because I'm trying to use a proxy and only 2 of the 4 configured changes in the profile have been accepted by firefox, so the proxy isn't configured to talk to the extension. Not sure why this is happening... https://github.com/seleniumhq/selenium-google-code-issue-archive/is...
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Why (0-6) is -6 = False? [duplicate]

... 4 Answers 4 Active ...
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Getting a structural type with an anonymous class's methods from a macro

Suppose we want to write a macro that defines an anonymous class with some type members or methods, and then creates an instance of that class that's statically typed as a structural type with those methods, etc. This is possible with the macro system in 2.10.0, and the type member part is extremely...