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How do I debug Node.js applications?

...ce information Longjohn Benchmarking Apache Bench: ab -n 100000 -c 1 http://127.0.0.1:9778/ wrk Other Trace Vantage Bugger Google Tracing Framework Paul Irish's Guide Legacy These use to work but are no longer maintained or no longer applicable to modern node versions. https://github....
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Visual Studio SP1 error: silverlight_sdk.msi is unavailable

...and point the SP1 error dialog to silverlight_sdk.msi. Should resolve it. http://www.microsoft.com/downloads/en/details.aspx?FamilyID=b3deb194-ca86-4fb6-a716-b67c2604a139&displaylang=en share | ...
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Why can a function modify some arguments as perceived by the caller, but not others?

I'm trying to understand Python's approach to variable scope. In this example, why is f() able to alter the value of x , as perceived within main() , but not the value of n ? ...
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How to enable Bootstrap tooltip on disabled button?

... Here is some working code: http://jsfiddle.net/mihaifm/W7XNU/200/ $('body').tooltip({ selector: '[rel="tooltip"]' }); $(".btn").click(function(e) { if (! $(this).hasClass("disabled")) { $(".disabled").removeClass("disabled").attr(...
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Import / Export database with SQL Server Server Management Studio

...oft SQL Server 2008 Management Studio Express from the Microsoft web site: http://www.microsoft.com/en-us/download/details.aspx?id=7593 After Microsoft SQL Server Management Studio Express has been installed, launch the application to connect to the system database. The "Connect to Server" dialog bo...
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How can I add remote repositories in Mercurial?

...xample of a section that would go in the .hg/hgrc file: [paths] remote1 = http://path/to/remote1 remote2 = http://path/to/remote2 You can then use commands like hg push remote1 to send changesets to that repo. If you want that remote repo to update is working directory you'd need to put a change...
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What does the `#` operator mean in Scala?

... Basically, it's a way of referring to classes within other classes. http://jim-mcbeath.blogspot.com/2008/09/scala-syntax-primer.html (search for "pound") share | improve this answer ...
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How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?

So if I have to choose between a hash table or a prefix tree what are the discriminating factors that would lead me to choose one over the other. From my own naive point of view it seems as though using a trie has some extra overhead since it isn't stored as an array but that in terms of run time (a...
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Subscript and Superscript a String in Android

How can you print a string with a subscript or superscript? Can you do this without an external library? I want this to display in a TextView in Android. ...
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What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get

... XMLHttpRequest is the raw browser object that jQuery wraps into a more usable and simplified form and cross browser consistent functionality. jQuery.ajax is a general Ajax requester in jQuery that can do any type and content req...