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multi-step registration process issues in asp.net mvc (split viewmodels, single model)

... public string SomeOtherProperty { get; set; } ... } and so on. All those view models could be backed by a main wizard view model: public class WizardViewModel { public Step1ViewModel Step1 { get; set; } public Step2ViewModel Step2 { get; set; } ... } then you could have co...
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How can I remove an element from a list?

... I don't know R at all, but a bit of creative googling led me here: http://tolstoy.newcastle.edu.au/R/help/05/04/1919.html The key quote from there: I do not find explicit documentation for R on how to remove elements from lists, but trial...
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How do I avoid capturing self in blocks when implementing an API?

...ied inside the block (we're not doing that) but also they are not automatically retained when the block is retained (unless you are using ARC). If you do this, you must be sure that nothing else is going to try to execute the block after the MyDataProcessor instance is released. (Given the structure...
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Elasticsearch query to return all records

I have a small database in Elasticsearch and for testing purposes would like to pull all records back. I am attempting to use a URL of the form... ...
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Why prefer two's complement over sign-and-magnitude for signed numbers?

...o add them. Two's complement addition is very simple. You add numbers normally and any carry bit at the end is discarded. So they're added as follows: 0010 + 1111 =10001 = 0001 (discard the carry) 0001 is 1, which is the expected result of "2+(-1)". But in your "intuitive" method, adding is m...
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Define a lambda expression that raises an Exception

...ur goal is to avoid a def, this obviously doesn't cut it. It does, however allow you to conditionally raise exceptions, e.g.: y = lambda x: 2*x if x < 10 else raise_(Exception('foobar')) Alternatively you can raise an exception without defining a named function. All you need is a strong stom...
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Force unmount of NFS-mounted directory [closed]

...dn't know about the lazy unmount. It may have been the NAS device causing all the trouble. After successfully unmounting, it turned out that I had to reboot the device before I could mount it again. – paddy Mar 12 '14 at 2:27 ...
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Why is this jQuery click function not working?

...tarbucks Don't worry about it too much, everyone makes mistakes, and especially when learning :) – mobius Sep 3 '13 at 22:18 ...
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Dynamically set local variable [duplicate]

How do you dynamically set local variable in Python (where the variable name is dynamic)? 7 Answers ...
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Preview an image before it is uploaded

...file (image) before it is uploaded. The preview action should be executed all in the browser without using Ajax to upload the image. ...