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Is there a standard sign function (signum, sgn) in C/C++?

... { return signum(x, std::is_signed<T>()); } (Which is a good example of the first caveat.) share | improve this answer | follow | ...
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How to make an HTTP request + basic auth in Swift

...EncodedString() // create the request let url = URL(string: "http://www.example.com/")! var request = URLRequest(url: url) request.httpMethod = "POST" request.setValue("Basic \(base64LoginString)", forHTTPHeaderField: "Authorization") // fire off the request // make sure your class conforms to NSU...
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How to send SMS in Java

...its throughput (i.e can't send more than 3 SMS messages in a second, for example). share | improve this answer | follow | ...
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API vs. Webservice [closed]

...r OCX etc.. They can also be a source code distribution such as Facebooks' PHP api... – cgp Apr 30 '09 at 20:06 add a comment  |  ...
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How to print colored text in Python?

... the output to a file; while tools like cat may support colors, it is generally better to not print color information to files. – Sebastian Mach Apr 9 '14 at 6:27 1 ...
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MongoDB aggregation framework match OR

...n' }] } Like so, since the $match operator just takes what you would normally put into the find() function share | improve this answer | follow | ...
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Is there a max array length limit in C++?

... array are, the sooner this limit is reached because memory is full. For example, a vector<int> of a given size n typically takes multiple times as much memory as an array of type vector<char> (minus a small constant value), since int is usually bigger than char. Therefore, a vector<c...
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input type=“submit” Vs button tag are they interchangeable?

...richer rendering possibilities: the BUTTON element may have content. For example, a BUTTON element that contains an image functions like and may resemble an INPUT element whose type is set to "image", but the BUTTON element type allows content. So for functionality only they're interchangeable! (...
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Can I have multiple background images using CSS?

...adding:0px; width:1000px; } with this HTML structure: <body <?php body_class(); ?>> <div id="topshadow"> </div> <div id="pageborders"> <div id="page"> </div> </div> </body> ...
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linux下iptables配置详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... prot opt source destination Chain RH-Firewall-1-INPUT (0 references) target prot opt source destination ACCEPT all -- 0.0.0.0/0 0.0.0.0/0 ACCEPT icmp -- 0.0.0.0/0 0.0.0.0/0 ...