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Download multiple files as a zip-file using php

...e file, by setting the header, read the zip contents and output the file. http://www.php.net/manual/en/function.ziparchive-addfile.php http://php.net/manual/en/function.header.php share | improve ...
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How to get current time and date in C++?

...; char buf[80]; tstruct = *localtime(&now); // Visit http://en.cppreference.com/w/cpp/chrono/c/strftime // for more information about date/time format strftime(buf, sizeof(buf), "%Y-%m-%d.%X", &tstruct); return buf; } int main() { std::cout << "curre...
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Why is it said that “HTTP is a stateless protocol”?

HTTP has HTTP Cookies. Cookies allow the server to track the user state, the number of connections, last connection, etc. 1...
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Detach (move) subdirectory into separate Git repository

...cloned when you push the repo, they'll just be in your local copy. Credit http://psionides.eu/2010/02/04/sharing-code-between-projects-with-git-subtree/ Remove a directory permanently from git http://blogs.atlassian.com/2013/05/alternatives-to-git-submodule-git-subtree/ How to remove unreferenced b...
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How to run two jQuery animations simultaneously?

...ill appear to run simultaenously. Here's some test code: <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script> <script> $(function () { $('#first').animate({ width: 200 }, 200); $('#second').animate({ width: 600 }, 200); }); </script&g...
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Why does int num = Integer.getInteger(“123”) throw NullPointerException?

... From http://konigsberg.blogspot.com/2008/04/integergetinteger-are-you-kidding-me.html: getInteger 'Determines the integer value of the system property with the specified name.' You want this: Integer.parseInt("123") ...
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Get operating system info

I recently started wondering about sites like http://thismachine.info/ that get the user's operating system info. I have not been able to find out how to do that with PHP, and wanted to try to figure it out. ...
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Reintegrate can only be used if revisions X through Y were previously merged from to reintegra

...ranch if you get a message something like this: $ svn merge --reintegrate https://server.blah/source/orb/branches/bronze_services svn: Reintegrate can only be used if revisions 650 through 694 were previously merged from https://server.blah/source/orb/trunk to the reintegrate source, but this ...
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PHP: How to remove all non printable characters in a string?

...$string = preg_replace( '/[^[:print:]]/', '',$string); For reference see http://www.fileformat.info/info/charset/UTF-8/list.htm share | improve this answer | follow ...
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How can I remove specific rules from iptables?

I am hosting special HTTP and HTTPS services on the ports 8006 and 8007 respectively. I use iptables to "activate" the server; i.e. to route the incoming HTTP and HTTPS ports: ...