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How to obtain the number of CPUs/cores in Linux from the command line?

... Note that both of these will end up counting twice as many cores as actually exist if you're on a system with hyperthreading (e.g, P4, or Core i7). – duskwuff -inactive- Jun 26 '11 at 0:04 ...
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Can (domain name) subdomains have an underscore “_” in it?

...interior characters only letters, digits, and hyphen." Which part of that allows an underscore? – claudekennilol Sep 16 '16 at 19:01 2 ...
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How do I uniquely identify computers visiting my web site?

..., fingerprints changed quite rapidly, but even a simple heuristic was usually able to guess when a fingerprint was an “upgraded” version of a previously observed browser’s fingerprint, with 99.1% of guesses correct and a false positive rate of only 0.86%. We discuss what privacy thr...
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How to force ASP.NET Web API to always return JSON?

... use this method but the one below using GlobalConfiguration...Clear() actually works. – seangwright May 7 '15 at 20:52 add a comment  |  ...
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What's the difference between dist-packages and site-packages?

I'm a bit miffed by the python package installation process. Specifically, what's the difference between packages installed in the dist-packages directory and the site-packages directory? ...
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target=“_blank” vs. target=“_new”

...or window when the user clicks on the link. Using target="_new" is technically invalid according to the specifications, but as far as I know every browser will behave the same way: it will search for a tab or window with the context name "_new" if a "_new" tab/window is found, then the URL is loa...
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Resumable downloads when using PHP to send the file?

...e first thing you need to do is to send the Accept-Ranges: bytes header in all responses, to tell the client that you support partial content. Then, if request with a Range: bytes=x-y header is received (with x and y being numbers) you parse the range the client is requesting, open the file as usua...
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What are “first class” objects?

...as any other object. A first class object is an entity that can be dynamically created, destroyed, passed to a function, returned as a value, and have all the rights as other variables in the programming language have. Depending on the language, this can imply: being expressible as ...
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Code Golf: Collatz Conjecture

...sp+0x04], 2 jne .usage mov ebx, [esp+0x08] push dword [ebx+0x04] call atoi add esp, 4 cmp eax, 0 je .usage mov ebx, eax push eax push msg .loop: mov [esp+0x04], ebx call printf test ebx, 0x01 jz .even .odd: lea ebx, [1+ebx*2+ebx] jmp .loop .even: shr ebx, 1 ...
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How to select all instances of a variable and edit variable name in Sublime

If I select a variable (not just any string) in my code, all other instances of that variable get a stroke (white outline) around them: ...