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Passing route control with optional parameter after root in express?

... link: null }); } }); }); There's no problem in calling next() inside the callback. According to this, handlers are invoked in the order that they are added, so as long as your next route is app.get('/', ...) it will be called if there is no key. ...
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The requested resource does not support HTTP method 'GET'

... Please use the attributes from the System.Web.Http namespace on your WebAPI actions: [System.Web.Http.AcceptVerbs("GET", "POST")] [System.Web.Http.HttpGet] public string Auth(string username, string password) {...} The reason why it doesn't work is because you were using the at...
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Reading value from console, interactively

...locking on input, something node.js doesn't like to do. Instead set up a callback to be called each time something is entered: var stdin = process.openStdin(); stdin.addListener("data", function(d) { // note: d is an object, and when converted to a string it will // end with a linefeed. ...
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How to train an artificial neural network to play Diablo 2 using visual input?

...ter recognition on computer games through image processing it's a highly challenging task (not say crazy for FPS and RPG games). I don't doubt of your skills and I'm also not saying it can't be done, but you can easily spend 10x more time working on recognizing stuff than implementing the ANN itself...
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Integrate ZXing in Android Studio

I'll start explaining all the steps I have done and in the end what is the problem. 5 Answers ...
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple

...f the work can be avoided. With a slightly smarter linker than is typically used, it is possible to remove some of these inefficiencies. This is discussed in §6.2.3 and §6.2.5. Since the report was written in 2006 one would hope that many of the recommendations would have been incorpor...
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Java volatile reference vs. AtomicReference

... The link to longer answer: java.sun.com/j2se/1.5.0/docs/api/java/util/concurrent/atomic/… – Alex Siman Nov 2 '09 at 23:40 add a comment ...
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Difference between StringBuilder and StringBuffer

... and synchronization is virtually never required. If someone wants to synchronize on a StringBuilder, they can just surround the entire block of code with a synchronized (sb) { } on the instance – locka Apr 24 '13 a...
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how to get android screen size programmatically, once and for all?

How can I find out my screen size programmatically, in the units used by touch events and View measurement/layout? In other words, I want the coordinates of the bottom-right corner of the screen, in the coordinate system used by touch events' getRawX()/getRawY() and View.getLocationOnScreen() . ...
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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?

... According to APIdock the name has to be a string, not a symbol – Jaco Pretorius Dec 31 '13 at 14:38 7 ...