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How do I read the source code of shell commands?

...he coreutils package. You can find all information you need here: http://www.gnu.org/software/coreutils/ If you want to download the latest source, you should use git: git clone git://git.sv.gnu.org/coreutils To install git on your Ubuntu machine, you should use apt-get (git is not included in ...
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PHP function to get the subdomain of a URL

... This solution will not work in case someone types in www.en.example.com and thus will return www as subdomain. – lolbas Sep 23 '17 at 6:24 ...
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Approximate cost to access various caches and main memory?

...ormance: Enterprise and the Cloud Click to each processor listed on http://www.7-cpu.com/ to see the L1/L2/L3/RAM/... latencies (e.g. Haswell i7-4770 has L1=1ns, L2=3ns, L3=10ns, RAM=67ns, BranchMisprediction=4ns) http://idarkside.org/posts/numbers-you-should-know/ See also For further understand...
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How do you set the Content-Type header for an HttpClient request?

... How to send if content is application/x-www-form-urlencoded? – Vlado Pandžić Mar 1 '17 at 16:24 2 ...
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How can I select rows with most recent timestamp for each key value?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Where does the “flatmap that s***” idiomatic expression in Scala come from?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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Is an anchor tag without the href attribute safe?

... for "placeholder hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR/2016/REC-html51-20161101/textlevel-semantics.html#the-a-element. And it is also mentioned on the wiki here: https://www.w3.org/wiki/Elements/a A placeholder link is for cases where you want to use an anchor e...
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How is an HTTP POST request made in node.js?

... method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded', 'Content-Length': Buffer.byteLength(post_data) } }; // Set up the request var post_req = http.request(post_options, function(res) { res.setEncoding('utf8'); res.on('dat...
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What can I do with a moved-from object?

...ereference pop_back This answer now appears in video format here: http://www.youtube.com/watch?v=vLinb2fgkHk&t=47m10s share | improve this answer | follow ...
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ASP.NET MVC on IIS 7.5

...n attribute is empty means it will run on all requests. [Read more](http://www.britishdeveloper.co.uk/2010/06/dont-use-modules-runallmanagedmodulesfo.html,"Read original post") share | improve this ...