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Get the index of the nth occurrence of a string?
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Really? I can't remember ever having to do it in about 13 years of Java and C# development. That doesn't mean I've really never had to do it - but just not often enough to remember.
– Jon Skeet
Oct 9 '08 at 11:01
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What should I do if the current ASP.NET session is null?
... driisdriis
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Check if bash variable equals 0 [duplicate]
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answered Oct 26 '12 at 11:36
cyoncyon
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How to count duplicate value in an array in javascript
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VLAZ
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answered Oct 16 '13 at 4:35
Vinay Pratap SinghVi...
C# Convert List to Dictionary
...inkenlight
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Can I use assert on Android devices?
... Janusz
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answered Mar 10 '10 at 10:10
JRLJRL
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Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
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edited Jun 22 '10 at 20:36
Michael Mrozek
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How to include a child object's child object in Entity Framework 5
I am using Entity Framework 5 code first and ASP.NET MVC 3 .
4 Answers
4
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How to test if parameters exist in rails
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351
You want has_key?:
if(params.has_key?(:one) && params.has_key?(:two))
Just checking...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
...s are relatively simple
Pro: best performance for large data sets
Option 3, Combination (model entities "properly", but add "extensions" for custom attributes for some/all entities)
Pro/Con: more time required to gather requirements and design than option 1 but perhaps not as much as option 2 *
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