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NodeJS: How to get the server's port?

...eServer(); // Configuration app.configure(function(){ app.set('views', __dirname + '/views'); app.use(express.bodyDecoder()); app.use(express.methodOverride()); app.use(express.compiler({ src: __dirname + '/public', enable: ['less'] })); app.use(app.router); app.use(express.staticProvi...
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What is C# analog of C++ std::pair?

...ect Here is my pair class public class Pair<X, Y> { private X _x; private Y _y; public Pair(X first, Y second) { _x = first; _y = second; } public X first { get { return _x; } } public Y second { get { return _y; } } public override bool E...
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Is it possible to install iOS 6 SDK on Xcode 5?

Xcode 5 has a preferences pane that allow one to download iPhone 6.1 simulator, however I can't find a place where it allows downloading of iOS 6 SDK, thus it is not possible to set the active SDK to iOS 6 when developing with Xcode 5. Is there a workaround that would allow Xcode 5 to install iOS 6 ...
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Run an OLS regression with Pandas Data Frame

... I accidentally typed formulas instead and got weird error: TypeError: from_formula() takes at least 3 arguments (2 given) – denfromufa Nov 14 '16 at 18:19 ...
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Get file name from URL

... If you let String url = new URL(original_url).getPath() and add a special case for filenames that don't contain a . then this works fine. – Jason C May 6 '15 at 20:28 ...
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iOS app error - Can't add self as subview

...ControllerDelegate protocol. This includes the following method, which is called after the animation is complete: navigationController:didShowViewController:animated: Basically you want to move some code as needed into this method to ensure that no other actions that could cause a change to the N...
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Objective-C: Property / instance variable in category

...e, it wouldn't work. Fortunately, the Objective-C runtime has this thing called Associated Objects that can do exactly what you're wanting: #import <objc/runtime.h> static void *MyClassResultKey; @implementation MyClass - (NSString *)test { NSString *result = objc_getAssociatedObject(sel...
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How do I convert datetime to ISO 8601 in PHP

... than ISO8601 (the colon is missing in the TZ, ISO8601 expects times to be all with OR all without the colon, not a mixture) - date('c') does produces a strict ISO 8601 valid date - This could cause hard to trace bugs if code expects a strict ISO 8601 datetime format. Ref: en.wikipedia.org/wiki/ISO_...
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Add column with constant value to pandas dataframe [duplicate]

...ods to gain some intuition for alignment works with objects that have partially, totally, and not-aligned-all aligned indices. For example here's how DataFrame.align() works with partially aligned indices: In [7]: from pandas import DataFrame In [8]: from numpy.random import randint In [9]: df = ...
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Can't start Eclipse - Java was started but returned exit code=13

...ng Eclipse. I ran into this problem when trying to run Eclipse, having installed version 4.2 only minutes ago. 44 Answers ...