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Sending multipart/formdata with jQuery.ajax

...)[0].files, function(i, file) { data.append('file-'+i, file); }); So now you have a FormData object, ready to be sent along with the XMLHttpRequest. jQuery.ajax({ url: 'php/upload.php', data: data, cache: false, contentType: false, processData: false, method: 'POST', ...
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How can I transform between the two styles of public key format, one “BEGIN RSA PUBLIC KEY”, the oth

...c struct RSAPublicKey { INTEGER modulus, INTEGER publicExponent } Now they created SubjectPublicKeyInfo which is basically: public struct SubjectPublicKeyInfo { AlgorithmIdentifier algorithm, RSAPublicKey subjectPublicKey } In actual DER ASN.1 definition is: SubjectPublicKeyInfo ...
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node.js require all files in a folder?

...hing.js"); exports.others = require("./routes/others.js"); If you don't know the filenames you should write some kind of loader. Working example of a loader: var normalizedPath = require("path").join(__dirname, "routes"); require("fs").readdirSync(normalizedPath).forEach(function(file) { requ...
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Is there a better way to express nested namespaces in C++ within the header

...ce, ...) VA_SELECT(NAMESPACE_END_HELPER, _Namespace, __VA_ARGS__) Now you can do this: NAMESPACE_BEGIN(Foo, Bar, Baz) class X { }; NAMESPACE_END(Baz, Bar, Foo) // order doesn't matter, NAMESPACE_END(a, b, c) would work equally well Foo::Bar::Baz::X x; For nesting deeper than three lev...
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What is the worst gotcha in C# or .NET? [closed]

...pect, that would probably have been a good idea, but I think it's too late now. It might also have looked like I was just trying to get more rep... – Jon Skeet Oct 28 '08 at 6:20 1...
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Adding days to a date in Python

...ng it is a dumb idea? What is datetime? You can't rely on convention to know, but always have to look at the imports. – Xiong Chiamiov Jun 5 '17 at 17:47 10 ...
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What Automatic Resource Management alternatives exist for Scala?

... For now Scala 2.13 has finally supported: try with resources by using Using :), Example: val lines: Try[Seq[String]] = Using(new BufferedReader(new FileReader("file.txt"))) { reader => Iterator.unfold(())(_ => Option...
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Mathematical functions in Swift

... @noilly: kinda late now, you have to set the file type to iOS in the Playground's file properties (Cmd-Opt-0), or import UIKit instead, per above comment – Chris Conover Sep 29 '14 at 21:35 ...
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Best practice for Python assert

... assert should only be used to catch problems with no known recovery; almost always code bugs (not bad inputs). when an assert is triggered, it should mean that the program is in a state that may be dangerous to continue in, as it may start talking to the network or writing to d...
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Python circular importing?

... very hacky option did occur to me. If you can't get around doing this for now (due to time constraints or what have you), then you could do your import locally inside the method where you're using it. A function body inside def is not executed until the function is called, so the import wouldn't oc...